mirror of https://github.com/lukechilds/node.git
Ben Noordhuis
12 years ago
1184 changed files with 168804 additions and 14270 deletions
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# Copyright 2013 the V8 project authors. All rights reserved. |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following |
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# disclaimer in the documentation and/or other materials provided |
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# with the distribution. |
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# * Neither the name of Google Inc. nor the names of its |
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# contributors may be used to endorse or promote products derived |
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# from this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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|
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# This file is meant to be included into a target to handle shim headers |
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# in a consistent manner. To use this the following variables need to be |
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# defined: |
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# headers_root_path: string: path to directory containing headers |
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# header_filenames: list: list of header file names |
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|
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{ |
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'variables': { |
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'shim_headers_path': '<(SHARED_INTERMEDIATE_DIR)/shim_headers/<(_target_name)/<(_toolset)', |
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'shim_generator_additional_args%': [], |
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}, |
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'include_dirs++': [ |
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'<(shim_headers_path)', |
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], |
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'all_dependent_settings': { |
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'include_dirs+++': [ |
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'<(shim_headers_path)', |
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], |
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}, |
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'actions': [ |
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{ |
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'variables': { |
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'generator_path': '<(DEPTH)/tools/generate_shim_headers/generate_shim_headers.py', |
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'generator_args': [ |
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'--headers-root', '<(headers_root_path)', |
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'--output-directory', '<(shim_headers_path)', |
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'<@(shim_generator_additional_args)', |
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'<@(header_filenames)', |
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], |
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}, |
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'action_name': 'generate_<(_target_name)_shim_headers', |
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'inputs': [ |
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'<(generator_path)', |
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], |
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'outputs': [ |
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'<!@pymod_do_main(generate_shim_headers <@(generator_args) --outputs)', |
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], |
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'action': ['python', |
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'<(generator_path)', |
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'<@(generator_args)', |
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'--generate', |
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], |
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'message': 'Generating <(_target_name) shim headers.', |
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}, |
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], |
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} |
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@ -0,0 +1,331 @@ |
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// Copyright 2013 the V8 project authors. All rights reserved.
|
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// Redistribution and use in source and binary forms, with or without
|
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// modification, are permitted provided that the following conditions are
|
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// met:
|
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//
|
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// * Redistributions of source code must retain the above copyright
|
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// notice, this list of conditions and the following disclaimer.
|
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// * Redistributions in binary form must reproduce the above
|
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// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
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// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
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|
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#include "break-iterator.h" |
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|
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#include <string.h> |
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|
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#include "i18n-utils.h" |
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#include "unicode/brkiter.h" |
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#include "unicode/locid.h" |
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#include "unicode/rbbi.h" |
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|
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namespace v8_i18n { |
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|
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static v8::Handle<v8::Value> ThrowUnexpectedObjectError(); |
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static icu::UnicodeString* ResetAdoptedText(v8::Handle<v8::Object>, |
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v8::Handle<v8::Value>); |
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static icu::BreakIterator* InitializeBreakIterator(v8::Handle<v8::String>, |
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v8::Handle<v8::Object>, |
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v8::Handle<v8::Object>); |
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static icu::BreakIterator* CreateICUBreakIterator(const icu::Locale&, |
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v8::Handle<v8::Object>); |
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static void SetResolvedSettings(const icu::Locale&, |
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icu::BreakIterator*, |
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v8::Handle<v8::Object>); |
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|
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icu::BreakIterator* BreakIterator::UnpackBreakIterator( |
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v8::Handle<v8::Object> obj) { |
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v8::HandleScope handle_scope; |
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|
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// v8::ObjectTemplate doesn't have HasInstance method so we can't check
|
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// if obj is an instance of BreakIterator class. We'll check for a property
|
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// that has to be in the object. The same applies to other services, like
|
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// Collator and DateTimeFormat.
|
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if (obj->HasOwnProperty(v8::String::New("breakIterator"))) { |
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return static_cast<icu::BreakIterator*>( |
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obj->GetAlignedPointerFromInternalField(0)); |
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} |
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|
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return NULL; |
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} |
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|
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void BreakIterator::DeleteBreakIterator(v8::Isolate* isolate, |
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v8::Persistent<v8::Object>* object, |
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void* param) { |
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// First delete the hidden C++ object.
|
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// Unpacking should never return NULL here. That would only happen if
|
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// this method is used as the weak callback for persistent handles not
|
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// pointing to a break iterator.
|
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v8::HandleScope handle_scope(isolate); |
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v8::Local<v8::Object> handle = v8::Local<v8::Object>::New(isolate, *object); |
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delete UnpackBreakIterator(handle); |
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|
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delete static_cast<icu::UnicodeString*>( |
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handle->GetAlignedPointerFromInternalField(1)); |
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|
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// Then dispose of the persistent handle to JS object.
|
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object->Dispose(isolate); |
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} |
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|
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// Throws a JavaScript exception.
|
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static v8::Handle<v8::Value> ThrowUnexpectedObjectError() { |
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// Returns undefined, and schedules an exception to be thrown.
|
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return v8::ThrowException(v8::Exception::Error( |
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v8::String::New("BreakIterator method called on an object " |
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"that is not a BreakIterator."))); |
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} |
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|
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// Deletes the old value and sets the adopted text in corresponding
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// JavaScript object.
|
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icu::UnicodeString* ResetAdoptedText( |
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v8::Handle<v8::Object> obj, v8::Handle<v8::Value> value) { |
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// Get the previous value from the internal field.
|
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icu::UnicodeString* text = static_cast<icu::UnicodeString*>( |
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obj->GetAlignedPointerFromInternalField(1)); |
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delete text; |
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|
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// Assign new value to the internal pointer.
|
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v8::String::Value text_value(value); |
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text = new icu::UnicodeString( |
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reinterpret_cast<const UChar*>(*text_value), text_value.length()); |
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obj->SetAlignedPointerInInternalField(1, text); |
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|
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// Return new unicode string pointer.
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return text; |
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} |
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|
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void BreakIterator::JSInternalBreakIteratorAdoptText( |
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const v8::FunctionCallbackInfo<v8::Value>& args) { |
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if (args.Length() != 2 || !args[0]->IsObject() || !args[1]->IsString()) { |
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v8::ThrowException(v8::Exception::Error( |
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v8::String::New( |
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"Internal error. Iterator and text have to be specified."))); |
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return; |
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} |
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|
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icu::BreakIterator* break_iterator = UnpackBreakIterator(args[0]->ToObject()); |
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if (!break_iterator) { |
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ThrowUnexpectedObjectError(); |
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return; |
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} |
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|
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break_iterator->setText(*ResetAdoptedText(args[0]->ToObject(), args[1])); |
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} |
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|
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void BreakIterator::JSInternalBreakIteratorFirst( |
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const v8::FunctionCallbackInfo<v8::Value>& args) { |
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icu::BreakIterator* break_iterator = UnpackBreakIterator(args[0]->ToObject()); |
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if (!break_iterator) { |
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ThrowUnexpectedObjectError(); |
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return; |
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} |
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|
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args.GetReturnValue().Set(static_cast<int32_t>(break_iterator->first())); |
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} |
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|
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void BreakIterator::JSInternalBreakIteratorNext( |
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const v8::FunctionCallbackInfo<v8::Value>& args) { |
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icu::BreakIterator* break_iterator = UnpackBreakIterator(args[0]->ToObject()); |
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if (!break_iterator) { |
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ThrowUnexpectedObjectError(); |
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return; |
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} |
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|
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args.GetReturnValue().Set(static_cast<int32_t>(break_iterator->next())); |
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} |
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|
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void BreakIterator::JSInternalBreakIteratorCurrent( |
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const v8::FunctionCallbackInfo<v8::Value>& args) { |
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icu::BreakIterator* break_iterator = UnpackBreakIterator(args[0]->ToObject()); |
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if (!break_iterator) { |
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ThrowUnexpectedObjectError(); |
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return; |
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} |
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|
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args.GetReturnValue().Set(static_cast<int32_t>(break_iterator->current())); |
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} |
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|
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void BreakIterator::JSInternalBreakIteratorBreakType( |
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const v8::FunctionCallbackInfo<v8::Value>& args) { |
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icu::BreakIterator* break_iterator = UnpackBreakIterator(args[0]->ToObject()); |
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if (!break_iterator) { |
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ThrowUnexpectedObjectError(); |
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return; |
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} |
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|
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// TODO(cira): Remove cast once ICU fixes base BreakIterator class.
|
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icu::RuleBasedBreakIterator* rule_based_iterator = |
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static_cast<icu::RuleBasedBreakIterator*>(break_iterator); |
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int32_t status = rule_based_iterator->getRuleStatus(); |
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// Keep return values in sync with JavaScript BreakType enum.
|
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v8::Handle<v8::String> result; |
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if (status >= UBRK_WORD_NONE && status < UBRK_WORD_NONE_LIMIT) { |
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result = v8::String::New("none"); |
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} else if (status >= UBRK_WORD_NUMBER && status < UBRK_WORD_NUMBER_LIMIT) { |
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result = v8::String::New("number"); |
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} else if (status >= UBRK_WORD_LETTER && status < UBRK_WORD_LETTER_LIMIT) { |
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result = v8::String::New("letter"); |
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} else if (status >= UBRK_WORD_KANA && status < UBRK_WORD_KANA_LIMIT) { |
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result = v8::String::New("kana"); |
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} else if (status >= UBRK_WORD_IDEO && status < UBRK_WORD_IDEO_LIMIT) { |
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result = v8::String::New("ideo"); |
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} else { |
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result = v8::String::New("unknown"); |
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} |
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args.GetReturnValue().Set(result); |
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} |
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|
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void BreakIterator::JSCreateBreakIterator( |
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const v8::FunctionCallbackInfo<v8::Value>& args) { |
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if (args.Length() != 3 || !args[0]->IsString() || !args[1]->IsObject() || |
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!args[2]->IsObject()) { |
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v8::ThrowException(v8::Exception::Error( |
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v8::String::New("Internal error, wrong parameters."))); |
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return; |
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} |
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|
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v8::Isolate* isolate = args.GetIsolate(); |
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v8::Local<v8::ObjectTemplate> break_iterator_template = |
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Utils::GetTemplate2(isolate); |
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|
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// Create an empty object wrapper.
|
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v8::Local<v8::Object> local_object = break_iterator_template->NewInstance(); |
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// But the handle shouldn't be empty.
|
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// That can happen if there was a stack overflow when creating the object.
|
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if (local_object.IsEmpty()) { |
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args.GetReturnValue().Set(local_object); |
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return; |
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} |
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|
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// Set break iterator as internal field of the resulting JS object.
|
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icu::BreakIterator* break_iterator = InitializeBreakIterator( |
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args[0]->ToString(), args[1]->ToObject(), args[2]->ToObject()); |
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|
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if (!break_iterator) { |
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v8::ThrowException(v8::Exception::Error(v8::String::New( |
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"Internal error. Couldn't create ICU break iterator."))); |
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return; |
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} else { |
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local_object->SetAlignedPointerInInternalField(0, break_iterator); |
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// Make sure that the pointer to adopted text is NULL.
|
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local_object->SetAlignedPointerInInternalField(1, NULL); |
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|
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v8::TryCatch try_catch; |
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local_object->Set(v8::String::New("breakIterator"), |
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v8::String::New("valid")); |
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if (try_catch.HasCaught()) { |
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v8::ThrowException(v8::Exception::Error( |
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v8::String::New("Internal error, couldn't set property."))); |
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return; |
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} |
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} |
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|
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v8::Persistent<v8::Object> wrapper(isolate, local_object); |
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// Make object handle weak so we can delete iterator once GC kicks in.
|
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wrapper.MakeWeak<void>(NULL, &DeleteBreakIterator); |
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args.GetReturnValue().Set(wrapper); |
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wrapper.ClearAndLeak(); |
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} |
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|
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static icu::BreakIterator* InitializeBreakIterator( |
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v8::Handle<v8::String> locale, |
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v8::Handle<v8::Object> options, |
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v8::Handle<v8::Object> resolved) { |
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// Convert BCP47 into ICU locale format.
|
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UErrorCode status = U_ZERO_ERROR; |
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icu::Locale icu_locale; |
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char icu_result[ULOC_FULLNAME_CAPACITY]; |
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int icu_length = 0; |
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v8::String::AsciiValue bcp47_locale(locale); |
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if (bcp47_locale.length() != 0) { |
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uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
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&icu_length, &status); |
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if (U_FAILURE(status) || icu_length == 0) { |
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return NULL; |
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} |
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icu_locale = icu::Locale(icu_result); |
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} |
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|
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icu::BreakIterator* break_iterator = |
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CreateICUBreakIterator(icu_locale, options); |
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if (!break_iterator) { |
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// Remove extensions and try again.
|
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icu::Locale no_extension_locale(icu_locale.getBaseName()); |
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break_iterator = CreateICUBreakIterator(no_extension_locale, options); |
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|
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// Set resolved settings (locale).
|
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SetResolvedSettings(no_extension_locale, break_iterator, resolved); |
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} else { |
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SetResolvedSettings(icu_locale, break_iterator, resolved); |
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} |
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|
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return break_iterator; |
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} |
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|
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static icu::BreakIterator* CreateICUBreakIterator( |
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const icu::Locale& icu_locale, v8::Handle<v8::Object> options) { |
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UErrorCode status = U_ZERO_ERROR; |
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icu::BreakIterator* break_iterator = NULL; |
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icu::UnicodeString type; |
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if (!Utils::ExtractStringSetting(options, "type", &type)) { |
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// Type had to be in the options. This would be an internal error.
|
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return NULL; |
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} |
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|
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if (type == UNICODE_STRING_SIMPLE("character")) { |
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break_iterator = |
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icu::BreakIterator::createCharacterInstance(icu_locale, status); |
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} else if (type == UNICODE_STRING_SIMPLE("sentence")) { |
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break_iterator = |
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icu::BreakIterator::createSentenceInstance(icu_locale, status); |
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} else if (type == UNICODE_STRING_SIMPLE("line")) { |
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break_iterator = |
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icu::BreakIterator::createLineInstance(icu_locale, status); |
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} else { |
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// Defualt is word iterator.
|
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break_iterator = |
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icu::BreakIterator::createWordInstance(icu_locale, status); |
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} |
|||
|
|||
if (U_FAILURE(status)) { |
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delete break_iterator; |
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return NULL; |
|||
} |
|||
|
|||
return break_iterator; |
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} |
|||
|
|||
static void SetResolvedSettings(const icu::Locale& icu_locale, |
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icu::BreakIterator* date_format, |
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v8::Handle<v8::Object> resolved) { |
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UErrorCode status = U_ZERO_ERROR; |
|||
|
|||
// Set the locale
|
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
status = U_ZERO_ERROR; |
|||
uloc_toLanguageTag( |
|||
icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status); |
|||
if (U_SUCCESS(status)) { |
|||
resolved->Set(v8::String::New("locale"), v8::String::New(result)); |
|||
} else { |
|||
// This would never happen, since we got the locale from ICU.
|
|||
resolved->Set(v8::String::New("locale"), v8::String::New("und")); |
|||
} |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,85 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_BREAK_ITERATOR_H_ |
|||
#define V8_EXTENSIONS_I18N_BREAK_ITERATOR_H_ |
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|
|||
#include "unicode/uversion.h" |
|||
#include "v8.h" |
|||
|
|||
namespace U_ICU_NAMESPACE { |
|||
class BreakIterator; |
|||
class UnicodeString; |
|||
} |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
class BreakIterator { |
|||
public: |
|||
static void JSCreateBreakIterator( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Helper methods for various bindings.
|
|||
|
|||
// Unpacks iterator object from corresponding JavaScript object.
|
|||
static icu::BreakIterator* UnpackBreakIterator(v8::Handle<v8::Object> obj); |
|||
|
|||
// Release memory we allocated for the BreakIterator once the JS object that
|
|||
// holds the pointer gets garbage collected.
|
|||
static void DeleteBreakIterator(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param); |
|||
|
|||
// Assigns new text to the iterator.
|
|||
static void JSInternalBreakIteratorAdoptText( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Moves iterator to the beginning of the string and returns new position.
|
|||
static void JSInternalBreakIteratorFirst( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Moves iterator to the next position and returns it.
|
|||
static void JSInternalBreakIteratorNext( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Returns current iterator's current position.
|
|||
static void JSInternalBreakIteratorCurrent( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Returns type of the item from current position.
|
|||
// This call is only valid for word break iterators. Others just return 0.
|
|||
static void JSInternalBreakIteratorBreakType( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
private: |
|||
BreakIterator() {} |
|||
}; |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_BREAK_ITERATOR_H_
|
|||
@ -0,0 +1,197 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Initializes the given object so it's a valid BreakIterator instance. |
|||
* Useful for subclassing. |
|||
*/ |
|||
function initializeBreakIterator(iterator, locales, options) { |
|||
native function NativeJSCreateBreakIterator(); |
|||
|
|||
if (iterator.hasOwnProperty('__initializedIntlObject')) { |
|||
throw new TypeError('Trying to re-initialize v8BreakIterator object.'); |
|||
} |
|||
|
|||
if (options === undefined) { |
|||
options = {}; |
|||
} |
|||
|
|||
var getOption = getGetOption(options, 'breakiterator'); |
|||
|
|||
var internalOptions = {}; |
|||
|
|||
defineWEProperty(internalOptions, 'type', getOption( |
|||
'type', 'string', ['character', 'word', 'sentence', 'line'], 'word')); |
|||
|
|||
var locale = resolveLocale('breakiterator', locales, options); |
|||
var resolved = Object.defineProperties({}, { |
|||
requestedLocale: {value: locale.locale, writable: true}, |
|||
type: {value: internalOptions.type, writable: true}, |
|||
locale: {writable: true} |
|||
}); |
|||
|
|||
var internalIterator = NativeJSCreateBreakIterator(locale.locale, |
|||
internalOptions, |
|||
resolved); |
|||
|
|||
Object.defineProperty(iterator, 'iterator', {value: internalIterator}); |
|||
Object.defineProperty(iterator, 'resolved', {value: resolved}); |
|||
Object.defineProperty(iterator, '__initializedIntlObject', |
|||
{value: 'breakiterator'}); |
|||
|
|||
return iterator; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Constructs Intl.v8BreakIterator object given optional locales and options |
|||
* parameters. |
|||
* |
|||
* @constructor |
|||
*/ |
|||
%SetProperty(Intl, 'v8BreakIterator', function() { |
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
|
|||
if (!this || this === Intl) { |
|||
// Constructor is called as a function.
|
|||
return new Intl.v8BreakIterator(locales, options); |
|||
} |
|||
|
|||
return initializeBreakIterator(toObject(this), locales, options); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
|
|||
|
|||
/** |
|||
* BreakIterator resolvedOptions method. |
|||
*/ |
|||
%SetProperty(Intl.v8BreakIterator.prototype, 'resolvedOptions', function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
if (!this || typeof this !== 'object' || |
|||
this.__initializedIntlObject !== 'breakiterator') { |
|||
throw new TypeError('resolvedOptions method called on a non-object or ' + |
|||
'on a object that is not Intl.v8BreakIterator.'); |
|||
} |
|||
|
|||
var segmenter = this; |
|||
var locale = getOptimalLanguageTag(segmenter.resolved.requestedLocale, |
|||
segmenter.resolved.locale); |
|||
|
|||
return { |
|||
locale: locale, |
|||
type: segmenter.resolved.type |
|||
}; |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.v8BreakIterator.prototype.resolvedOptions, |
|||
'resolvedOptions'); |
|||
%FunctionRemovePrototype(Intl.v8BreakIterator.prototype.resolvedOptions); |
|||
%SetNativeFlag(Intl.v8BreakIterator.prototype.resolvedOptions); |
|||
|
|||
|
|||
/** |
|||
* Returns the subset of the given locale list for which this locale list |
|||
* has a matching (possibly fallback) locale. Locales appear in the same |
|||
* order in the returned list as in the input list. |
|||
* Options are optional parameter. |
|||
*/ |
|||
%SetProperty(Intl.v8BreakIterator, 'supportedLocalesOf', function(locales) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
return supportedLocalesOf('breakiterator', locales, arguments[1]); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.v8BreakIterator.supportedLocalesOf, 'supportedLocalesOf'); |
|||
%FunctionRemovePrototype(Intl.v8BreakIterator.supportedLocalesOf); |
|||
%SetNativeFlag(Intl.v8BreakIterator.supportedLocalesOf); |
|||
|
|||
|
|||
/** |
|||
* Adopts text to segment using the iterator. Old text, if present, |
|||
* gets discarded. |
|||
*/ |
|||
function adoptText(iterator, text) { |
|||
native function NativeJSBreakIteratorAdoptText(); |
|||
NativeJSBreakIteratorAdoptText(iterator.iterator, String(text)); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns index of the first break in the string and moves current pointer. |
|||
*/ |
|||
function first(iterator) { |
|||
native function NativeJSBreakIteratorFirst(); |
|||
return NativeJSBreakIteratorFirst(iterator.iterator); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns the index of the next break and moves the pointer. |
|||
*/ |
|||
function next(iterator) { |
|||
native function NativeJSBreakIteratorNext(); |
|||
return NativeJSBreakIteratorNext(iterator.iterator); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns index of the current break. |
|||
*/ |
|||
function current(iterator) { |
|||
native function NativeJSBreakIteratorCurrent(); |
|||
return NativeJSBreakIteratorCurrent(iterator.iterator); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns type of the current break. |
|||
*/ |
|||
function breakType(iterator) { |
|||
native function NativeJSBreakIteratorBreakType(); |
|||
return NativeJSBreakIteratorBreakType(iterator.iterator); |
|||
} |
|||
|
|||
|
|||
addBoundMethod(Intl.v8BreakIterator, 'adoptText', adoptText, 1); |
|||
addBoundMethod(Intl.v8BreakIterator, 'first', first, 0); |
|||
addBoundMethod(Intl.v8BreakIterator, 'next', next, 0); |
|||
addBoundMethod(Intl.v8BreakIterator, 'current', current, 0); |
|||
addBoundMethod(Intl.v8BreakIterator, 'breakType', breakType, 0); |
|||
@ -0,0 +1,363 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#include "collator.h" |
|||
|
|||
#include "i18n-utils.h" |
|||
#include "unicode/coll.h" |
|||
#include "unicode/locid.h" |
|||
#include "unicode/ucol.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
static icu::Collator* InitializeCollator( |
|||
v8::Handle<v8::String>, v8::Handle<v8::Object>, v8::Handle<v8::Object>); |
|||
|
|||
static icu::Collator* CreateICUCollator( |
|||
const icu::Locale&, v8::Handle<v8::Object>); |
|||
|
|||
static bool SetBooleanAttribute( |
|||
UColAttribute, const char*, v8::Handle<v8::Object>, icu::Collator*); |
|||
|
|||
static void SetResolvedSettings( |
|||
const icu::Locale&, icu::Collator*, v8::Handle<v8::Object>); |
|||
|
|||
static void SetBooleanSetting( |
|||
UColAttribute, icu::Collator*, const char*, v8::Handle<v8::Object>); |
|||
|
|||
icu::Collator* Collator::UnpackCollator(v8::Handle<v8::Object> obj) { |
|||
v8::HandleScope handle_scope; |
|||
|
|||
if (obj->HasOwnProperty(v8::String::New("collator"))) { |
|||
return static_cast<icu::Collator*>( |
|||
obj->GetAlignedPointerFromInternalField(0)); |
|||
} |
|||
|
|||
return NULL; |
|||
} |
|||
|
|||
void Collator::DeleteCollator(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param) { |
|||
// First delete the hidden C++ object.
|
|||
// Unpacking should never return NULL here. That would only happen if
|
|||
// this method is used as the weak callback for persistent handles not
|
|||
// pointing to a collator.
|
|||
v8::HandleScope handle_scope(isolate); |
|||
v8::Local<v8::Object> handle = v8::Local<v8::Object>::New(isolate, *object); |
|||
delete UnpackCollator(handle); |
|||
|
|||
// Then dispose of the persistent handle to JS object.
|
|||
object->Dispose(isolate); |
|||
} |
|||
|
|||
// Throws a JavaScript exception.
|
|||
static v8::Handle<v8::Value> ThrowUnexpectedObjectError() { |
|||
// Returns undefined, and schedules an exception to be thrown.
|
|||
return v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Collator method called on an object " |
|||
"that is not a Collator."))); |
|||
} |
|||
|
|||
// When there's an ICU error, throw a JavaScript error with |message|.
|
|||
static v8::Handle<v8::Value> ThrowExceptionForICUError(const char* message) { |
|||
return v8::ThrowException(v8::Exception::Error(v8::String::New(message))); |
|||
} |
|||
|
|||
// static
|
|||
void Collator::JSInternalCompare( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
if (args.Length() != 3 || !args[0]->IsObject() || |
|||
!args[1]->IsString() || !args[2]->IsString()) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Collator and two string arguments are required."))); |
|||
return; |
|||
} |
|||
|
|||
icu::Collator* collator = UnpackCollator(args[0]->ToObject()); |
|||
if (!collator) { |
|||
ThrowUnexpectedObjectError(); |
|||
return; |
|||
} |
|||
|
|||
v8::String::Value string_value1(args[1]); |
|||
v8::String::Value string_value2(args[2]); |
|||
const UChar* string1 = reinterpret_cast<const UChar*>(*string_value1); |
|||
const UChar* string2 = reinterpret_cast<const UChar*>(*string_value2); |
|||
UErrorCode status = U_ZERO_ERROR; |
|||
UCollationResult result = collator->compare( |
|||
string1, string_value1.length(), string2, string_value2.length(), status); |
|||
|
|||
if (U_FAILURE(status)) { |
|||
ThrowExceptionForICUError( |
|||
"Internal error. Unexpected failure in Collator.compare."); |
|||
return; |
|||
} |
|||
|
|||
args.GetReturnValue().Set(result); |
|||
} |
|||
|
|||
void Collator::JSCreateCollator( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
if (args.Length() != 3 || !args[0]->IsString() || !args[1]->IsObject() || |
|||
!args[2]->IsObject()) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Internal error, wrong parameters."))); |
|||
return; |
|||
} |
|||
|
|||
v8::Isolate* isolate = args.GetIsolate(); |
|||
v8::Local<v8::ObjectTemplate> intl_collator_template = |
|||
Utils::GetTemplate(isolate); |
|||
|
|||
// Create an empty object wrapper.
|
|||
v8::Local<v8::Object> local_object = intl_collator_template->NewInstance(); |
|||
// But the handle shouldn't be empty.
|
|||
// That can happen if there was a stack overflow when creating the object.
|
|||
if (local_object.IsEmpty()) { |
|||
args.GetReturnValue().Set(local_object); |
|||
return; |
|||
} |
|||
|
|||
// Set collator as internal field of the resulting JS object.
|
|||
icu::Collator* collator = InitializeCollator( |
|||
args[0]->ToString(), args[1]->ToObject(), args[2]->ToObject()); |
|||
|
|||
if (!collator) { |
|||
v8::ThrowException(v8::Exception::Error(v8::String::New( |
|||
"Internal error. Couldn't create ICU collator."))); |
|||
return; |
|||
} else { |
|||
local_object->SetAlignedPointerInInternalField(0, collator); |
|||
|
|||
// Make it safer to unpack later on.
|
|||
v8::TryCatch try_catch; |
|||
local_object->Set(v8::String::New("collator"), v8::String::New("valid")); |
|||
if (try_catch.HasCaught()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Internal error, couldn't set property."))); |
|||
return; |
|||
} |
|||
} |
|||
|
|||
v8::Persistent<v8::Object> wrapper(isolate, local_object); |
|||
// Make object handle weak so we can delete iterator once GC kicks in.
|
|||
wrapper.MakeWeak<void>(NULL, &DeleteCollator); |
|||
args.GetReturnValue().Set(wrapper); |
|||
wrapper.ClearAndLeak(); |
|||
} |
|||
|
|||
static icu::Collator* InitializeCollator(v8::Handle<v8::String> locale, |
|||
v8::Handle<v8::Object> options, |
|||
v8::Handle<v8::Object> resolved) { |
|||
// Convert BCP47 into ICU locale format.
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::Locale icu_locale; |
|||
char icu_result[ULOC_FULLNAME_CAPACITY]; |
|||
int icu_length = 0; |
|||
v8::String::AsciiValue bcp47_locale(locale); |
|||
if (bcp47_locale.length() != 0) { |
|||
uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
|||
&icu_length, &status); |
|||
if (U_FAILURE(status) || icu_length == 0) { |
|||
return NULL; |
|||
} |
|||
icu_locale = icu::Locale(icu_result); |
|||
} |
|||
|
|||
icu::Collator* collator = CreateICUCollator(icu_locale, options); |
|||
if (!collator) { |
|||
// Remove extensions and try again.
|
|||
icu::Locale no_extension_locale(icu_locale.getBaseName()); |
|||
collator = CreateICUCollator(no_extension_locale, options); |
|||
|
|||
// Set resolved settings (pattern, numbering system).
|
|||
SetResolvedSettings(no_extension_locale, collator, resolved); |
|||
} else { |
|||
SetResolvedSettings(icu_locale, collator, resolved); |
|||
} |
|||
|
|||
return collator; |
|||
} |
|||
|
|||
static icu::Collator* CreateICUCollator( |
|||
const icu::Locale& icu_locale, v8::Handle<v8::Object> options) { |
|||
// Make collator from options.
|
|||
icu::Collator* collator = NULL; |
|||
UErrorCode status = U_ZERO_ERROR; |
|||
collator = icu::Collator::createInstance(icu_locale, status); |
|||
|
|||
if (U_FAILURE(status)) { |
|||
delete collator; |
|||
return NULL; |
|||
} |
|||
|
|||
// Set flags first, and then override them with sensitivity if necessary.
|
|||
SetBooleanAttribute(UCOL_NUMERIC_COLLATION, "numeric", options, collator); |
|||
|
|||
// Normalization is always on, by the spec. We are free to optimize
|
|||
// if the strings are already normalized (but we don't have a way to tell
|
|||
// that right now).
|
|||
collator->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status); |
|||
|
|||
icu::UnicodeString case_first; |
|||
if (Utils::ExtractStringSetting(options, "caseFirst", &case_first)) { |
|||
if (case_first == UNICODE_STRING_SIMPLE("upper")) { |
|||
collator->setAttribute(UCOL_CASE_FIRST, UCOL_UPPER_FIRST, status); |
|||
} else if (case_first == UNICODE_STRING_SIMPLE("lower")) { |
|||
collator->setAttribute(UCOL_CASE_FIRST, UCOL_LOWER_FIRST, status); |
|||
} else { |
|||
// Default (false/off).
|
|||
collator->setAttribute(UCOL_CASE_FIRST, UCOL_OFF, status); |
|||
} |
|||
} |
|||
|
|||
icu::UnicodeString sensitivity; |
|||
if (Utils::ExtractStringSetting(options, "sensitivity", &sensitivity)) { |
|||
if (sensitivity == UNICODE_STRING_SIMPLE("base")) { |
|||
collator->setStrength(icu::Collator::PRIMARY); |
|||
} else if (sensitivity == UNICODE_STRING_SIMPLE("accent")) { |
|||
collator->setStrength(icu::Collator::SECONDARY); |
|||
} else if (sensitivity == UNICODE_STRING_SIMPLE("case")) { |
|||
collator->setStrength(icu::Collator::PRIMARY); |
|||
collator->setAttribute(UCOL_CASE_LEVEL, UCOL_ON, status); |
|||
} else { |
|||
// variant (default)
|
|||
collator->setStrength(icu::Collator::TERTIARY); |
|||
} |
|||
} |
|||
|
|||
bool ignore; |
|||
if (Utils::ExtractBooleanSetting(options, "ignorePunctuation", &ignore)) { |
|||
if (ignore) { |
|||
collator->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_SHIFTED, status); |
|||
} |
|||
} |
|||
|
|||
return collator; |
|||
} |
|||
|
|||
static bool SetBooleanAttribute(UColAttribute attribute, |
|||
const char* name, |
|||
v8::Handle<v8::Object> options, |
|||
icu::Collator* collator) { |
|||
UErrorCode status = U_ZERO_ERROR; |
|||
bool result; |
|||
if (Utils::ExtractBooleanSetting(options, name, &result)) { |
|||
collator->setAttribute(attribute, result ? UCOL_ON : UCOL_OFF, status); |
|||
if (U_FAILURE(status)) { |
|||
return false; |
|||
} |
|||
} |
|||
|
|||
return true; |
|||
} |
|||
|
|||
static void SetResolvedSettings(const icu::Locale& icu_locale, |
|||
icu::Collator* collator, |
|||
v8::Handle<v8::Object> resolved) { |
|||
SetBooleanSetting(UCOL_NUMERIC_COLLATION, collator, "numeric", resolved); |
|||
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
|
|||
switch (collator->getAttribute(UCOL_CASE_FIRST, status)) { |
|||
case UCOL_LOWER_FIRST: |
|||
resolved->Set(v8::String::New("caseFirst"), v8::String::New("lower")); |
|||
break; |
|||
case UCOL_UPPER_FIRST: |
|||
resolved->Set(v8::String::New("caseFirst"), v8::String::New("upper")); |
|||
break; |
|||
default: |
|||
resolved->Set(v8::String::New("caseFirst"), v8::String::New("false")); |
|||
} |
|||
|
|||
switch (collator->getAttribute(UCOL_STRENGTH, status)) { |
|||
case UCOL_PRIMARY: { |
|||
resolved->Set(v8::String::New("strength"), v8::String::New("primary")); |
|||
|
|||
// case level: true + s1 -> case, s1 -> base.
|
|||
if (UCOL_ON == collator->getAttribute(UCOL_CASE_LEVEL, status)) { |
|||
resolved->Set(v8::String::New("sensitivity"), v8::String::New("case")); |
|||
} else { |
|||
resolved->Set(v8::String::New("sensitivity"), v8::String::New("base")); |
|||
} |
|||
break; |
|||
} |
|||
case UCOL_SECONDARY: |
|||
resolved->Set(v8::String::New("strength"), v8::String::New("secondary")); |
|||
resolved->Set(v8::String::New("sensitivity"), v8::String::New("accent")); |
|||
break; |
|||
case UCOL_TERTIARY: |
|||
resolved->Set(v8::String::New("strength"), v8::String::New("tertiary")); |
|||
resolved->Set(v8::String::New("sensitivity"), v8::String::New("variant")); |
|||
break; |
|||
case UCOL_QUATERNARY: |
|||
// We shouldn't get quaternary and identical from ICU, but if we do
|
|||
// put them into variant.
|
|||
resolved->Set(v8::String::New("strength"), v8::String::New("quaternary")); |
|||
resolved->Set(v8::String::New("sensitivity"), v8::String::New("variant")); |
|||
break; |
|||
default: |
|||
resolved->Set(v8::String::New("strength"), v8::String::New("identical")); |
|||
resolved->Set(v8::String::New("sensitivity"), v8::String::New("variant")); |
|||
} |
|||
|
|||
if (UCOL_SHIFTED == collator->getAttribute(UCOL_ALTERNATE_HANDLING, status)) { |
|||
resolved->Set(v8::String::New("ignorePunctuation"), |
|||
v8::Boolean::New(true)); |
|||
} else { |
|||
resolved->Set(v8::String::New("ignorePunctuation"), |
|||
v8::Boolean::New(false)); |
|||
} |
|||
|
|||
// Set the locale
|
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
status = U_ZERO_ERROR; |
|||
uloc_toLanguageTag( |
|||
icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status); |
|||
if (U_SUCCESS(status)) { |
|||
resolved->Set(v8::String::New("locale"), v8::String::New(result)); |
|||
} else { |
|||
// This would never happen, since we got the locale from ICU.
|
|||
resolved->Set(v8::String::New("locale"), v8::String::New("und")); |
|||
} |
|||
} |
|||
|
|||
static void SetBooleanSetting(UColAttribute attribute, |
|||
icu::Collator* collator, |
|||
const char* property, |
|||
v8::Handle<v8::Object> resolved) { |
|||
UErrorCode status = U_ZERO_ERROR; |
|||
if (UCOL_ON == collator->getAttribute(attribute, status)) { |
|||
resolved->Set(v8::String::New(property), v8::Boolean::New(true)); |
|||
} else { |
|||
resolved->Set(v8::String::New(property), v8::Boolean::New(false)); |
|||
} |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,68 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_COLLATOR_H_ |
|||
#define V8_EXTENSIONS_I18N_COLLATOR_H_ |
|||
|
|||
#include "unicode/uversion.h" |
|||
#include "v8.h" |
|||
|
|||
namespace U_ICU_NAMESPACE { |
|||
class Collator; |
|||
class UnicodeString; |
|||
} |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
class Collator { |
|||
public: |
|||
static void JSCreateCollator(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Helper methods for various bindings.
|
|||
|
|||
// Unpacks collator object from corresponding JavaScript object.
|
|||
static icu::Collator* UnpackCollator(v8::Handle<v8::Object> obj); |
|||
|
|||
// Release memory we allocated for the Collator once the JS object that
|
|||
// holds the pointer gets garbage collected.
|
|||
static void DeleteCollator(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param); |
|||
|
|||
// Compare two strings and returns -1, 0 and 1 depending on
|
|||
// whether string1 is smaller than, equal to or larger than string2.
|
|||
static void JSInternalCompare( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
private: |
|||
Collator() {} |
|||
}; |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_COLLATOR_H_
|
|||
@ -0,0 +1,212 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Initializes the given object so it's a valid Collator instance. |
|||
* Useful for subclassing. |
|||
*/ |
|||
function initializeCollator(collator, locales, options) { |
|||
native function NativeJSCreateCollator(); |
|||
|
|||
if (collator.hasOwnProperty('__initializedIntlObject')) { |
|||
throw new TypeError('Trying to re-initialize Collator object.'); |
|||
} |
|||
|
|||
if (options === undefined) { |
|||
options = {}; |
|||
} |
|||
|
|||
var getOption = getGetOption(options, 'collator'); |
|||
|
|||
var internalOptions = {}; |
|||
|
|||
defineWEProperty(internalOptions, 'usage', getOption( |
|||
'usage', 'string', ['sort', 'search'], 'sort')); |
|||
|
|||
var sensitivity = getOption('sensitivity', 'string', |
|||
['base', 'accent', 'case', 'variant']); |
|||
if (sensitivity === undefined && internalOptions.usage === 'sort') { |
|||
sensitivity = 'variant'; |
|||
} |
|||
defineWEProperty(internalOptions, 'sensitivity', sensitivity); |
|||
|
|||
defineWEProperty(internalOptions, 'ignorePunctuation', getOption( |
|||
'ignorePunctuation', 'boolean', undefined, false)); |
|||
|
|||
var locale = resolveLocale('collator', locales, options); |
|||
|
|||
// ICU can't take kb, kc... parameters through localeID, so we need to pass
|
|||
// them as options.
|
|||
// One exception is -co- which has to be part of the extension, but only for
|
|||
// usage: sort, and its value can't be 'standard' or 'search'.
|
|||
var extensionMap = parseExtension(locale.extension); |
|||
setOptions( |
|||
options, extensionMap, COLLATOR_KEY_MAP, getOption, internalOptions); |
|||
|
|||
var collation = 'default'; |
|||
var extension = ''; |
|||
if (extensionMap.hasOwnProperty('co') && internalOptions.usage === 'sort') { |
|||
if (ALLOWED_CO_VALUES.indexOf(extensionMap.co) !== -1) { |
|||
extension = '-u-co-' + extensionMap.co; |
|||
// ICU can't tell us what the collation is, so save user's input.
|
|||
collation = extensionMap.co; |
|||
} |
|||
} else if (internalOptions.usage === 'search') { |
|||
extension = '-u-co-search'; |
|||
} |
|||
defineWEProperty(internalOptions, 'collation', collation); |
|||
|
|||
var requestedLocale = locale.locale + extension; |
|||
|
|||
// We define all properties C++ code may produce, to prevent security
|
|||
// problems. If malicious user decides to redefine Object.prototype.locale
|
|||
// we can't just use plain x.locale = 'us' or in C++ Set("locale", "us").
|
|||
// Object.defineProperties will either succeed defining or throw an error.
|
|||
var resolved = Object.defineProperties({}, { |
|||
caseFirst: {writable: true}, |
|||
collation: {value: internalOptions.collation, writable: true}, |
|||
ignorePunctuation: {writable: true}, |
|||
locale: {writable: true}, |
|||
numeric: {writable: true}, |
|||
requestedLocale: {value: requestedLocale, writable: true}, |
|||
sensitivity: {writable: true}, |
|||
strength: {writable: true}, |
|||
usage: {value: internalOptions.usage, writable: true} |
|||
}); |
|||
|
|||
var internalCollator = NativeJSCreateCollator(requestedLocale, |
|||
internalOptions, |
|||
resolved); |
|||
|
|||
// Writable, configurable and enumerable are set to false by default.
|
|||
Object.defineProperty(collator, 'collator', {value: internalCollator}); |
|||
Object.defineProperty(collator, '__initializedIntlObject', |
|||
{value: 'collator'}); |
|||
Object.defineProperty(collator, 'resolved', {value: resolved}); |
|||
|
|||
return collator; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Constructs Intl.Collator object given optional locales and options |
|||
* parameters. |
|||
* |
|||
* @constructor |
|||
*/ |
|||
%SetProperty(Intl, 'Collator', function() { |
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
|
|||
if (!this || this === Intl) { |
|||
// Constructor is called as a function.
|
|||
return new Intl.Collator(locales, options); |
|||
} |
|||
|
|||
return initializeCollator(toObject(this), locales, options); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
|
|||
|
|||
/** |
|||
* Collator resolvedOptions method. |
|||
*/ |
|||
%SetProperty(Intl.Collator.prototype, 'resolvedOptions', function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
if (!this || typeof this !== 'object' || |
|||
this.__initializedIntlObject !== 'collator') { |
|||
throw new TypeError('resolvedOptions method called on a non-object ' + |
|||
'or on a object that is not Intl.Collator.'); |
|||
} |
|||
|
|||
var coll = this; |
|||
var locale = getOptimalLanguageTag(coll.resolved.requestedLocale, |
|||
coll.resolved.locale); |
|||
|
|||
return { |
|||
locale: locale, |
|||
usage: coll.resolved.usage, |
|||
sensitivity: coll.resolved.sensitivity, |
|||
ignorePunctuation: coll.resolved.ignorePunctuation, |
|||
numeric: coll.resolved.numeric, |
|||
caseFirst: coll.resolved.caseFirst, |
|||
collation: coll.resolved.collation |
|||
}; |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.Collator.prototype.resolvedOptions, 'resolvedOptions'); |
|||
%FunctionRemovePrototype(Intl.Collator.prototype.resolvedOptions); |
|||
%SetNativeFlag(Intl.Collator.prototype.resolvedOptions); |
|||
|
|||
|
|||
/** |
|||
* Returns the subset of the given locale list for which this locale list |
|||
* has a matching (possibly fallback) locale. Locales appear in the same |
|||
* order in the returned list as in the input list. |
|||
* Options are optional parameter. |
|||
*/ |
|||
%SetProperty(Intl.Collator, 'supportedLocalesOf', function(locales) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
return supportedLocalesOf('collator', locales, arguments[1]); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.Collator.supportedLocalesOf, 'supportedLocalesOf'); |
|||
%FunctionRemovePrototype(Intl.Collator.supportedLocalesOf); |
|||
%SetNativeFlag(Intl.Collator.supportedLocalesOf); |
|||
|
|||
|
|||
/** |
|||
* When the compare method is called with two arguments x and y, it returns a |
|||
* Number other than NaN that represents the result of a locale-sensitive |
|||
* String comparison of x with y. |
|||
* The result is intended to order String values in the sort order specified |
|||
* by the effective locale and collation options computed during construction |
|||
* of this Collator object, and will be negative, zero, or positive, depending |
|||
* on whether x comes before y in the sort order, the Strings are equal under |
|||
* the sort order, or x comes after y in the sort order, respectively. |
|||
*/ |
|||
function compare(collator, x, y) { |
|||
native function NativeJSInternalCompare(); |
|||
return NativeJSInternalCompare(collator.collator, String(x), String(y)); |
|||
}; |
|||
|
|||
|
|||
addBoundMethod(Intl.Collator, 'compare', compare, 2); |
|||
@ -0,0 +1,329 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#include "date-format.h" |
|||
|
|||
#include <string.h> |
|||
|
|||
#include "i18n-utils.h" |
|||
#include "unicode/calendar.h" |
|||
#include "unicode/dtfmtsym.h" |
|||
#include "unicode/dtptngen.h" |
|||
#include "unicode/locid.h" |
|||
#include "unicode/numsys.h" |
|||
#include "unicode/smpdtfmt.h" |
|||
#include "unicode/timezone.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
static icu::SimpleDateFormat* InitializeDateTimeFormat(v8::Handle<v8::String>, |
|||
v8::Handle<v8::Object>, |
|||
v8::Handle<v8::Object>); |
|||
static icu::SimpleDateFormat* CreateICUDateFormat(const icu::Locale&, |
|||
v8::Handle<v8::Object>); |
|||
static void SetResolvedSettings(const icu::Locale&, |
|||
icu::SimpleDateFormat*, |
|||
v8::Handle<v8::Object>); |
|||
|
|||
icu::SimpleDateFormat* DateFormat::UnpackDateFormat( |
|||
v8::Handle<v8::Object> obj) { |
|||
v8::HandleScope handle_scope; |
|||
|
|||
if (obj->HasOwnProperty(v8::String::New("dateFormat"))) { |
|||
return static_cast<icu::SimpleDateFormat*>( |
|||
obj->GetAlignedPointerFromInternalField(0)); |
|||
} |
|||
|
|||
return NULL; |
|||
} |
|||
|
|||
void DateFormat::DeleteDateFormat(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param) { |
|||
// First delete the hidden C++ object.
|
|||
// Unpacking should never return NULL here. That would only happen if
|
|||
// this method is used as the weak callback for persistent handles not
|
|||
// pointing to a date time formatter.
|
|||
v8::HandleScope handle_scope(isolate); |
|||
v8::Local<v8::Object> handle = v8::Local<v8::Object>::New(isolate, *object); |
|||
delete UnpackDateFormat(handle); |
|||
|
|||
// Then dispose of the persistent handle to JS object.
|
|||
object->Dispose(isolate); |
|||
} |
|||
|
|||
void DateFormat::JSInternalFormat( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
double millis = 0.0; |
|||
if (args.Length() != 2 || !args[0]->IsObject() || !args[1]->IsDate()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New( |
|||
"Internal error. Formatter and date value have to be specified."))); |
|||
return; |
|||
} else { |
|||
millis = v8::Date::Cast(*args[1])->NumberValue(); |
|||
} |
|||
|
|||
icu::SimpleDateFormat* date_format = UnpackDateFormat(args[0]->ToObject()); |
|||
if (!date_format) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("DateTimeFormat method called on an object " |
|||
"that is not a DateTimeFormat."))); |
|||
return; |
|||
} |
|||
|
|||
icu::UnicodeString result; |
|||
date_format->format(millis, result); |
|||
|
|||
args.GetReturnValue().Set(v8::String::New( |
|||
reinterpret_cast<const uint16_t*>(result.getBuffer()), result.length())); |
|||
} |
|||
|
|||
void DateFormat::JSInternalParse( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
icu::UnicodeString string_date; |
|||
if (args.Length() != 2 || !args[0]->IsObject() || !args[1]->IsString()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New( |
|||
"Internal error. Formatter and string have to be specified."))); |
|||
return; |
|||
} else { |
|||
if (!Utils::V8StringToUnicodeString(args[1], &string_date)) { |
|||
string_date = ""; |
|||
} |
|||
} |
|||
|
|||
icu::SimpleDateFormat* date_format = UnpackDateFormat(args[0]->ToObject()); |
|||
if (!date_format) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("DateTimeFormat method called on an object " |
|||
"that is not a DateTimeFormat."))); |
|||
return; |
|||
} |
|||
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
UDate date = date_format->parse(string_date, status); |
|||
if (U_FAILURE(status)) { |
|||
return; |
|||
} |
|||
|
|||
args.GetReturnValue().Set(v8::Date::New(static_cast<double>(date))); |
|||
} |
|||
|
|||
void DateFormat::JSCreateDateTimeFormat( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
if (args.Length() != 3 || |
|||
!args[0]->IsString() || |
|||
!args[1]->IsObject() || |
|||
!args[2]->IsObject()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Internal error, wrong parameters."))); |
|||
return; |
|||
} |
|||
|
|||
v8::Isolate* isolate = args.GetIsolate(); |
|||
v8::Local<v8::ObjectTemplate> date_format_template = |
|||
Utils::GetTemplate(isolate); |
|||
|
|||
// Create an empty object wrapper.
|
|||
v8::Local<v8::Object> local_object = date_format_template->NewInstance(); |
|||
// But the handle shouldn't be empty.
|
|||
// That can happen if there was a stack overflow when creating the object.
|
|||
if (local_object.IsEmpty()) { |
|||
args.GetReturnValue().Set(local_object); |
|||
return; |
|||
} |
|||
|
|||
// Set date time formatter as internal field of the resulting JS object.
|
|||
icu::SimpleDateFormat* date_format = InitializeDateTimeFormat( |
|||
args[0]->ToString(), args[1]->ToObject(), args[2]->ToObject()); |
|||
|
|||
if (!date_format) { |
|||
v8::ThrowException(v8::Exception::Error(v8::String::New( |
|||
"Internal error. Couldn't create ICU date time formatter."))); |
|||
return; |
|||
} else { |
|||
local_object->SetAlignedPointerInInternalField(0, date_format); |
|||
|
|||
v8::TryCatch try_catch; |
|||
local_object->Set(v8::String::New("dateFormat"), v8::String::New("valid")); |
|||
if (try_catch.HasCaught()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Internal error, couldn't set property."))); |
|||
return; |
|||
} |
|||
} |
|||
|
|||
v8::Persistent<v8::Object> wrapper(isolate, local_object); |
|||
// Make object handle weak so we can delete iterator once GC kicks in.
|
|||
wrapper.MakeWeak<void>(NULL, &DeleteDateFormat); |
|||
args.GetReturnValue().Set(wrapper); |
|||
wrapper.ClearAndLeak(); |
|||
} |
|||
|
|||
static icu::SimpleDateFormat* InitializeDateTimeFormat( |
|||
v8::Handle<v8::String> locale, |
|||
v8::Handle<v8::Object> options, |
|||
v8::Handle<v8::Object> resolved) { |
|||
// Convert BCP47 into ICU locale format.
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::Locale icu_locale; |
|||
char icu_result[ULOC_FULLNAME_CAPACITY]; |
|||
int icu_length = 0; |
|||
v8::String::AsciiValue bcp47_locale(locale); |
|||
if (bcp47_locale.length() != 0) { |
|||
uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
|||
&icu_length, &status); |
|||
if (U_FAILURE(status) || icu_length == 0) { |
|||
return NULL; |
|||
} |
|||
icu_locale = icu::Locale(icu_result); |
|||
} |
|||
|
|||
icu::SimpleDateFormat* date_format = CreateICUDateFormat(icu_locale, options); |
|||
if (!date_format) { |
|||
// Remove extensions and try again.
|
|||
icu::Locale no_extension_locale(icu_locale.getBaseName()); |
|||
date_format = CreateICUDateFormat(no_extension_locale, options); |
|||
|
|||
// Set resolved settings (pattern, numbering system, calendar).
|
|||
SetResolvedSettings(no_extension_locale, date_format, resolved); |
|||
} else { |
|||
SetResolvedSettings(icu_locale, date_format, resolved); |
|||
} |
|||
|
|||
return date_format; |
|||
} |
|||
|
|||
static icu::SimpleDateFormat* CreateICUDateFormat( |
|||
const icu::Locale& icu_locale, v8::Handle<v8::Object> options) { |
|||
// Create time zone as specified by the user. We have to re-create time zone
|
|||
// since calendar takes ownership.
|
|||
icu::TimeZone* tz = NULL; |
|||
icu::UnicodeString timezone; |
|||
if (Utils::ExtractStringSetting(options, "timeZone", &timezone)) { |
|||
tz = icu::TimeZone::createTimeZone(timezone); |
|||
} else { |
|||
tz = icu::TimeZone::createDefault(); |
|||
} |
|||
|
|||
// Create a calendar using locale, and apply time zone to it.
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::Calendar* calendar = |
|||
icu::Calendar::createInstance(tz, icu_locale, status); |
|||
|
|||
// Make formatter from skeleton. Calendar and numbering system are added
|
|||
// to the locale as Unicode extension (if they were specified at all).
|
|||
icu::SimpleDateFormat* date_format = NULL; |
|||
icu::UnicodeString skeleton; |
|||
if (Utils::ExtractStringSetting(options, "skeleton", &skeleton)) { |
|||
icu::DateTimePatternGenerator* generator = |
|||
icu::DateTimePatternGenerator::createInstance(icu_locale, status); |
|||
icu::UnicodeString pattern; |
|||
if (U_SUCCESS(status)) { |
|||
pattern = generator->getBestPattern(skeleton, status); |
|||
delete generator; |
|||
} |
|||
|
|||
date_format = new icu::SimpleDateFormat(pattern, icu_locale, status); |
|||
if (U_SUCCESS(status)) { |
|||
date_format->adoptCalendar(calendar); |
|||
} |
|||
} |
|||
|
|||
if (U_FAILURE(status)) { |
|||
delete calendar; |
|||
delete date_format; |
|||
date_format = NULL; |
|||
} |
|||
|
|||
return date_format; |
|||
} |
|||
|
|||
static void SetResolvedSettings(const icu::Locale& icu_locale, |
|||
icu::SimpleDateFormat* date_format, |
|||
v8::Handle<v8::Object> resolved) { |
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::UnicodeString pattern; |
|||
date_format->toPattern(pattern); |
|||
resolved->Set(v8::String::New("pattern"), |
|||
v8::String::New(reinterpret_cast<const uint16_t*>( |
|||
pattern.getBuffer()), pattern.length())); |
|||
|
|||
// Set time zone and calendar.
|
|||
if (date_format) { |
|||
const icu::Calendar* calendar = date_format->getCalendar(); |
|||
const char* calendar_name = calendar->getType(); |
|||
resolved->Set(v8::String::New("calendar"), v8::String::New(calendar_name)); |
|||
|
|||
const icu::TimeZone& tz = calendar->getTimeZone(); |
|||
icu::UnicodeString time_zone; |
|||
tz.getID(time_zone); |
|||
|
|||
icu::UnicodeString canonical_time_zone; |
|||
icu::TimeZone::getCanonicalID(time_zone, canonical_time_zone, status); |
|||
if (U_SUCCESS(status)) { |
|||
if (canonical_time_zone == UNICODE_STRING_SIMPLE("Etc/GMT")) { |
|||
resolved->Set(v8::String::New("timeZone"), v8::String::New("UTC")); |
|||
} else { |
|||
resolved->Set(v8::String::New("timeZone"), |
|||
v8::String::New(reinterpret_cast<const uint16_t*>( |
|||
canonical_time_zone.getBuffer()), |
|||
canonical_time_zone.length())); |
|||
} |
|||
} |
|||
} |
|||
|
|||
// Ugly hack. ICU doesn't expose numbering system in any way, so we have
|
|||
// to assume that for given locale NumberingSystem constructor produces the
|
|||
// same digits as NumberFormat/Calendar would.
|
|||
status = U_ZERO_ERROR; |
|||
icu::NumberingSystem* numbering_system = |
|||
icu::NumberingSystem::createInstance(icu_locale, status); |
|||
if (U_SUCCESS(status)) { |
|||
const char* ns = numbering_system->getName(); |
|||
resolved->Set(v8::String::New("numberingSystem"), v8::String::New(ns)); |
|||
} else { |
|||
resolved->Set(v8::String::New("numberingSystem"), v8::Undefined()); |
|||
} |
|||
delete numbering_system; |
|||
|
|||
// Set the locale
|
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
status = U_ZERO_ERROR; |
|||
uloc_toLanguageTag( |
|||
icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status); |
|||
if (U_SUCCESS(status)) { |
|||
resolved->Set(v8::String::New("locale"), v8::String::New(result)); |
|||
} else { |
|||
// This would never happen, since we got the locale from ICU.
|
|||
resolved->Set(v8::String::New("locale"), v8::String::New("und")); |
|||
} |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,71 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_DATE_FORMAT_H_ |
|||
#define V8_EXTENSIONS_I18N_DATE_FORMAT_H_ |
|||
|
|||
#include "unicode/uversion.h" |
|||
#include "v8.h" |
|||
|
|||
namespace U_ICU_NAMESPACE { |
|||
class SimpleDateFormat; |
|||
} |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
class DateFormat { |
|||
public: |
|||
static void JSCreateDateTimeFormat( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Helper methods for various bindings.
|
|||
|
|||
// Unpacks date format object from corresponding JavaScript object.
|
|||
static icu::SimpleDateFormat* UnpackDateFormat( |
|||
v8::Handle<v8::Object> obj); |
|||
|
|||
// Release memory we allocated for the DateFormat once the JS object that
|
|||
// holds the pointer gets garbage collected.
|
|||
static void DeleteDateFormat(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param); |
|||
|
|||
// Formats date and returns corresponding string.
|
|||
static void JSInternalFormat(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Parses date and returns corresponding Date object or undefined if parse
|
|||
// failed.
|
|||
static void JSInternalParse(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
private: |
|||
DateFormat(); |
|||
}; |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_DATE_FORMAT_H_
|
|||
@ -0,0 +1,478 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Returns a string that matches LDML representation of the options object. |
|||
*/ |
|||
function toLDMLString(options) { |
|||
var getOption = getGetOption(options, 'dateformat'); |
|||
|
|||
var ldmlString = ''; |
|||
|
|||
var option = getOption('weekday', 'string', ['narrow', 'short', 'long']); |
|||
ldmlString += appendToLDMLString( |
|||
option, {narrow: 'EEEEE', short: 'EEE', long: 'EEEE'}); |
|||
|
|||
option = getOption('era', 'string', ['narrow', 'short', 'long']); |
|||
ldmlString += appendToLDMLString( |
|||
option, {narrow: 'GGGGG', short: 'GGG', long: 'GGGG'}); |
|||
|
|||
option = getOption('year', 'string', ['2-digit', 'numeric']); |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'yy', 'numeric': 'y'}); |
|||
|
|||
option = getOption('month', 'string', |
|||
['2-digit', 'numeric', 'narrow', 'short', 'long']); |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'MM', 'numeric': 'M', |
|||
'narrow': 'MMMMM', 'short': 'MMM', 'long': 'MMMM'}); |
|||
|
|||
option = getOption('day', 'string', ['2-digit', 'numeric']); |
|||
ldmlString += appendToLDMLString( |
|||
option, {'2-digit': 'dd', 'numeric': 'd'}); |
|||
|
|||
var hr12 = getOption('hour12', 'boolean'); |
|||
option = getOption('hour', 'string', ['2-digit', 'numeric']); |
|||
if (hr12 === undefined) { |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'jj', 'numeric': 'j'}); |
|||
} else if (hr12 === true) { |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'hh', 'numeric': 'h'}); |
|||
} else { |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'HH', 'numeric': 'H'}); |
|||
} |
|||
|
|||
option = getOption('minute', 'string', ['2-digit', 'numeric']); |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'mm', 'numeric': 'm'}); |
|||
|
|||
option = getOption('second', 'string', ['2-digit', 'numeric']); |
|||
ldmlString += appendToLDMLString(option, {'2-digit': 'ss', 'numeric': 's'}); |
|||
|
|||
option = getOption('timeZoneName', 'string', ['short', 'long']); |
|||
ldmlString += appendToLDMLString(option, {short: 'v', long: 'vv'}); |
|||
|
|||
return ldmlString; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns either LDML equivalent of the current option or empty string. |
|||
*/ |
|||
function appendToLDMLString(option, pairs) { |
|||
if (option !== undefined) { |
|||
return pairs[option]; |
|||
} else { |
|||
return ''; |
|||
} |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns object that matches LDML representation of the date. |
|||
*/ |
|||
function fromLDMLString(ldmlString) { |
|||
// First remove '' quoted text, so we lose 'Uhr' strings.
|
|||
ldmlString = ldmlString.replace(QUOTED_STRING_RE, ''); |
|||
|
|||
var options = {}; |
|||
var match = ldmlString.match(/E{3,5}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'weekday', match, {EEEEE: 'narrow', EEE: 'short', EEEE: 'long'}); |
|||
|
|||
match = ldmlString.match(/G{3,5}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'era', match, {GGGGG: 'narrow', GGG: 'short', GGGG: 'long'}); |
|||
|
|||
match = ldmlString.match(/y{1,2}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'year', match, {y: 'numeric', yy: '2-digit'}); |
|||
|
|||
match = ldmlString.match(/M{1,5}/g); |
|||
options = appendToDateTimeObject(options, 'month', match, {MM: '2-digit', |
|||
M: 'numeric', MMMMM: 'narrow', MMM: 'short', MMMM: 'long'}); |
|||
|
|||
// Sometimes we get L instead of M for month - standalone name.
|
|||
match = ldmlString.match(/L{1,5}/g); |
|||
options = appendToDateTimeObject(options, 'month', match, {LL: '2-digit', |
|||
L: 'numeric', LLLLL: 'narrow', LLL: 'short', LLLL: 'long'}); |
|||
|
|||
match = ldmlString.match(/d{1,2}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'day', match, {d: 'numeric', dd: '2-digit'}); |
|||
|
|||
match = ldmlString.match(/h{1,2}/g); |
|||
if (match !== null) { |
|||
options['hour12'] = true; |
|||
} |
|||
options = appendToDateTimeObject( |
|||
options, 'hour', match, {h: 'numeric', hh: '2-digit'}); |
|||
|
|||
match = ldmlString.match(/H{1,2}/g); |
|||
if (match !== null) { |
|||
options['hour12'] = false; |
|||
} |
|||
options = appendToDateTimeObject( |
|||
options, 'hour', match, {H: 'numeric', HH: '2-digit'}); |
|||
|
|||
match = ldmlString.match(/m{1,2}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'minute', match, {m: 'numeric', mm: '2-digit'}); |
|||
|
|||
match = ldmlString.match(/s{1,2}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'second', match, {s: 'numeric', ss: '2-digit'}); |
|||
|
|||
match = ldmlString.match(/v{1,2}/g); |
|||
options = appendToDateTimeObject( |
|||
options, 'timeZoneName', match, {v: 'short', vv: 'long'}); |
|||
|
|||
return options; |
|||
} |
|||
|
|||
|
|||
function appendToDateTimeObject(options, option, match, pairs) { |
|||
if (match === null) { |
|||
if (!options.hasOwnProperty(option)) { |
|||
defineWEProperty(options, option, undefined); |
|||
} |
|||
return options; |
|||
} |
|||
|
|||
var property = match[0]; |
|||
defineWEProperty(options, option, pairs[property]); |
|||
|
|||
return options; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns options with at least default values in it. |
|||
*/ |
|||
function toDateTimeOptions(options, required, defaults) { |
|||
if (options === undefined) { |
|||
options = null; |
|||
} else { |
|||
options = toObject(options); |
|||
} |
|||
|
|||
options = Object.apply(this, [options]); |
|||
|
|||
var needsDefault = true; |
|||
if ((required === 'date' || required === 'any') && |
|||
(options.weekday !== undefined || options.year !== undefined || |
|||
options.month !== undefined || options.day !== undefined)) { |
|||
needsDefault = false; |
|||
} |
|||
|
|||
if ((required === 'time' || required === 'any') && |
|||
(options.hour !== undefined || options.minute !== undefined || |
|||
options.second !== undefined)) { |
|||
needsDefault = false; |
|||
} |
|||
|
|||
if (needsDefault && (defaults === 'date' || defaults === 'all')) { |
|||
Object.defineProperty(options, 'year', {value: 'numeric', |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
Object.defineProperty(options, 'month', {value: 'numeric', |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
Object.defineProperty(options, 'day', {value: 'numeric', |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
} |
|||
|
|||
if (needsDefault && (defaults === 'time' || defaults === 'all')) { |
|||
Object.defineProperty(options, 'hour', {value: 'numeric', |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
Object.defineProperty(options, 'minute', {value: 'numeric', |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
Object.defineProperty(options, 'second', {value: 'numeric', |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
} |
|||
|
|||
return options; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Initializes the given object so it's a valid DateTimeFormat instance. |
|||
* Useful for subclassing. |
|||
*/ |
|||
function initializeDateTimeFormat(dateFormat, locales, options) { |
|||
native function NativeJSCreateDateTimeFormat(); |
|||
|
|||
if (dateFormat.hasOwnProperty('__initializedIntlObject')) { |
|||
throw new TypeError('Trying to re-initialize DateTimeFormat object.'); |
|||
} |
|||
|
|||
if (options === undefined) { |
|||
options = {}; |
|||
} |
|||
|
|||
var locale = resolveLocale('dateformat', locales, options); |
|||
|
|||
options = toDateTimeOptions(options, 'any', 'date'); |
|||
|
|||
var getOption = getGetOption(options, 'dateformat'); |
|||
|
|||
// We implement only best fit algorithm, but still need to check
|
|||
// if the formatMatcher values are in range.
|
|||
var matcher = getOption('formatMatcher', 'string', |
|||
['basic', 'best fit'], 'best fit'); |
|||
|
|||
// Build LDML string for the skeleton that we pass to the formatter.
|
|||
var ldmlString = toLDMLString(options); |
|||
|
|||
// Filter out supported extension keys so we know what to put in resolved
|
|||
// section later on.
|
|||
// We need to pass calendar and number system to the method.
|
|||
var tz = canonicalizeTimeZoneID(options.timeZone); |
|||
|
|||
// ICU prefers options to be passed using -u- extension key/values, so
|
|||
// we need to build that.
|
|||
var internalOptions = {}; |
|||
var extensionMap = parseExtension(locale.extension); |
|||
var extension = setOptions(options, extensionMap, DATETIME_FORMAT_KEY_MAP, |
|||
getOption, internalOptions); |
|||
|
|||
var requestedLocale = locale.locale + extension; |
|||
var resolved = Object.defineProperties({}, { |
|||
calendar: {writable: true}, |
|||
day: {writable: true}, |
|||
era: {writable: true}, |
|||
hour12: {writable: true}, |
|||
hour: {writable: true}, |
|||
locale: {writable: true}, |
|||
minute: {writable: true}, |
|||
month: {writable: true}, |
|||
numberingSystem: {writable: true}, |
|||
pattern: {writable: true}, |
|||
requestedLocale: {value: requestedLocale, writable: true}, |
|||
second: {writable: true}, |
|||
timeZone: {writable: true}, |
|||
timeZoneName: {writable: true}, |
|||
tz: {value: tz, writable: true}, |
|||
weekday: {writable: true}, |
|||
year: {writable: true} |
|||
}); |
|||
|
|||
var formatter = NativeJSCreateDateTimeFormat( |
|||
requestedLocale, {skeleton: ldmlString, timeZone: tz}, resolved); |
|||
|
|||
if (tz !== undefined && tz !== resolved.timeZone) { |
|||
throw new RangeError('Unsupported time zone specified ' + tz); |
|||
} |
|||
|
|||
Object.defineProperty(dateFormat, 'formatter', {value: formatter}); |
|||
Object.defineProperty(dateFormat, 'resolved', {value: resolved}); |
|||
Object.defineProperty(dateFormat, '__initializedIntlObject', |
|||
{value: 'dateformat'}); |
|||
|
|||
return dateFormat; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Constructs Intl.DateTimeFormat object given optional locales and options |
|||
* parameters. |
|||
* |
|||
* @constructor |
|||
*/ |
|||
%SetProperty(Intl, 'DateTimeFormat', function() { |
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
|
|||
if (!this || this === Intl) { |
|||
// Constructor is called as a function.
|
|||
return new Intl.DateTimeFormat(locales, options); |
|||
} |
|||
|
|||
return initializeDateTimeFormat(toObject(this), locales, options); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
|
|||
|
|||
/** |
|||
* DateTimeFormat resolvedOptions method. |
|||
*/ |
|||
%SetProperty(Intl.DateTimeFormat.prototype, 'resolvedOptions', function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
if (!this || typeof this !== 'object' || |
|||
this.__initializedIntlObject !== 'dateformat') { |
|||
throw new TypeError('resolvedOptions method called on a non-object or ' + |
|||
'on a object that is not Intl.DateTimeFormat.'); |
|||
} |
|||
|
|||
var format = this; |
|||
var fromPattern = fromLDMLString(format.resolved.pattern); |
|||
var userCalendar = ICU_CALENDAR_MAP[format.resolved.calendar]; |
|||
if (userCalendar === undefined) { |
|||
// Use ICU name if we don't have a match. It shouldn't happen, but
|
|||
// it would be too strict to throw for this.
|
|||
userCalendar = format.resolved.calendar; |
|||
} |
|||
|
|||
var locale = getOptimalLanguageTag(format.resolved.requestedLocale, |
|||
format.resolved.locale); |
|||
|
|||
var result = { |
|||
locale: locale, |
|||
numberingSystem: format.resolved.numberingSystem, |
|||
calendar: userCalendar, |
|||
timeZone: format.resolved.timeZone |
|||
}; |
|||
|
|||
addWECPropertyIfDefined(result, 'timeZoneName', fromPattern.timeZoneName); |
|||
addWECPropertyIfDefined(result, 'era', fromPattern.era); |
|||
addWECPropertyIfDefined(result, 'year', fromPattern.year); |
|||
addWECPropertyIfDefined(result, 'month', fromPattern.month); |
|||
addWECPropertyIfDefined(result, 'day', fromPattern.day); |
|||
addWECPropertyIfDefined(result, 'weekday', fromPattern.weekday); |
|||
addWECPropertyIfDefined(result, 'hour12', fromPattern.hour12); |
|||
addWECPropertyIfDefined(result, 'hour', fromPattern.hour); |
|||
addWECPropertyIfDefined(result, 'minute', fromPattern.minute); |
|||
addWECPropertyIfDefined(result, 'second', fromPattern.second); |
|||
|
|||
return result; |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.DateTimeFormat.prototype.resolvedOptions, |
|||
'resolvedOptions'); |
|||
%FunctionRemovePrototype(Intl.DateTimeFormat.prototype.resolvedOptions); |
|||
%SetNativeFlag(Intl.DateTimeFormat.prototype.resolvedOptions); |
|||
|
|||
|
|||
/** |
|||
* Returns the subset of the given locale list for which this locale list |
|||
* has a matching (possibly fallback) locale. Locales appear in the same |
|||
* order in the returned list as in the input list. |
|||
* Options are optional parameter. |
|||
*/ |
|||
%SetProperty(Intl.DateTimeFormat, 'supportedLocalesOf', function(locales) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
return supportedLocalesOf('dateformat', locales, arguments[1]); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.DateTimeFormat.supportedLocalesOf, 'supportedLocalesOf'); |
|||
%FunctionRemovePrototype(Intl.DateTimeFormat.supportedLocalesOf); |
|||
%SetNativeFlag(Intl.DateTimeFormat.supportedLocalesOf); |
|||
|
|||
|
|||
/** |
|||
* Returns a String value representing the result of calling ToNumber(date) |
|||
* according to the effective locale and the formatting options of this |
|||
* DateTimeFormat. |
|||
*/ |
|||
function formatDate(formatter, dateValue) { |
|||
native function NativeJSInternalDateFormat(); |
|||
|
|||
var dateMs; |
|||
if (dateValue === undefined) { |
|||
dateMs = Date.now(); |
|||
} else { |
|||
dateMs = Number(dateValue); |
|||
} |
|||
|
|||
if (!isFinite(dateMs)) { |
|||
throw new RangeError('Provided date is not in valid range.'); |
|||
} |
|||
|
|||
return NativeJSInternalDateFormat(formatter.formatter, new Date(dateMs)); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns a Date object representing the result of calling ToString(value) |
|||
* according to the effective locale and the formatting options of this |
|||
* DateTimeFormat. |
|||
* Returns undefined if date string cannot be parsed. |
|||
*/ |
|||
function parseDate(formatter, value) { |
|||
native function NativeJSInternalDateParse(); |
|||
return NativeJSInternalDateParse(formatter.formatter, String(value)); |
|||
} |
|||
|
|||
|
|||
// 0 because date is optional argument.
|
|||
addBoundMethod(Intl.DateTimeFormat, 'format', formatDate, 0); |
|||
addBoundMethod(Intl.DateTimeFormat, 'v8Parse', parseDate, 1); |
|||
|
|||
|
|||
/** |
|||
* Returns canonical Area/Location name, or throws an exception if the zone |
|||
* name is invalid IANA name. |
|||
*/ |
|||
function canonicalizeTimeZoneID(tzID) { |
|||
// Skip undefined zones.
|
|||
if (tzID === undefined) { |
|||
return tzID; |
|||
} |
|||
|
|||
// Special case handling (UTC, GMT).
|
|||
var upperID = tzID.toUpperCase(); |
|||
if (upperID === 'UTC' || upperID === 'GMT' || |
|||
upperID === 'ETC/UTC' || upperID === 'ETC/GMT') { |
|||
return 'UTC'; |
|||
} |
|||
|
|||
// We expect only _ and / beside ASCII letters.
|
|||
// All inputs should conform to Area/Location from now on.
|
|||
var match = TIMEZONE_NAME_CHECK_RE.exec(tzID); |
|||
if (match === null) { |
|||
throw new RangeError('Expected Area/Location for time zone, got ' + tzID); |
|||
} |
|||
|
|||
var result = toTitleCaseWord(match[1]) + '/' + toTitleCaseWord(match[2]); |
|||
var i = 3; |
|||
while (match[i] !== undefined && i < match.length) { |
|||
result = result + '_' + toTitleCaseWord(match[i]); |
|||
i++; |
|||
} |
|||
|
|||
return result; |
|||
} |
|||
@ -0,0 +1,40 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
// Fix RegExp global state so we don't fail WebKit layout test:
|
|||
// fast/js/regexp-caching.html
|
|||
// It seems that 'g' or test() operations leave state changed.
|
|||
var CLEANUP_RE = new RegExp(''); |
|||
CLEANUP_RE.test(''); |
|||
|
|||
return Intl; |
|||
}()); |
|||
@ -0,0 +1,168 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
|
|||
/** |
|||
* List of available services. |
|||
*/ |
|||
var AVAILABLE_SERVICES = ['collator', |
|||
'numberformat', |
|||
'dateformat', |
|||
'breakiterator']; |
|||
|
|||
/** |
|||
* Caches available locales for each service. |
|||
*/ |
|||
var AVAILABLE_LOCALES = { |
|||
'collator': undefined, |
|||
'numberformat': undefined, |
|||
'dateformat': undefined, |
|||
'breakiterator': undefined |
|||
}; |
|||
|
|||
/** |
|||
* Caches default ICU locale. |
|||
*/ |
|||
var DEFAULT_ICU_LOCALE = undefined; |
|||
|
|||
/** |
|||
* Unicode extension regular expression. |
|||
*/ |
|||
var UNICODE_EXTENSION_RE = new RegExp('-u(-[a-z0-9]{2,8})+', 'g'); |
|||
|
|||
/** |
|||
* Matches any Unicode extension. |
|||
*/ |
|||
var ANY_EXTENSION_RE = new RegExp('-[a-z0-9]{1}-.*', 'g'); |
|||
|
|||
/** |
|||
* Replace quoted text (single quote, anything but the quote and quote again). |
|||
*/ |
|||
var QUOTED_STRING_RE = new RegExp("'[^']+'", 'g'); |
|||
|
|||
/** |
|||
* Matches valid service name. |
|||
*/ |
|||
var SERVICE_RE = |
|||
new RegExp('^(collator|numberformat|dateformat|breakiterator)$'); |
|||
|
|||
/** |
|||
* Validates a language tag against bcp47 spec. |
|||
* Actual value is assigned on first run. |
|||
*/ |
|||
var LANGUAGE_TAG_RE = undefined; |
|||
|
|||
/** |
|||
* Helps find duplicate variants in the language tag. |
|||
*/ |
|||
var LANGUAGE_VARIANT_RE = undefined; |
|||
|
|||
/** |
|||
* Helps find duplicate singletons in the language tag. |
|||
*/ |
|||
var LANGUAGE_SINGLETON_RE = undefined; |
|||
|
|||
/** |
|||
* Matches valid IANA time zone names. |
|||
*/ |
|||
var TIMEZONE_NAME_CHECK_RE = |
|||
new RegExp('^([A-Za-z]+)/([A-Za-z]+)(?:_([A-Za-z]+))*$'); |
|||
|
|||
/** |
|||
* Maps ICU calendar names into LDML type. |
|||
*/ |
|||
var ICU_CALENDAR_MAP = { |
|||
'gregorian': 'gregory', |
|||
'japanese': 'japanese', |
|||
'buddhist': 'buddhist', |
|||
'roc': 'roc', |
|||
'persian': 'persian', |
|||
'islamic-civil': 'islamicc', |
|||
'islamic': 'islamic', |
|||
'hebrew': 'hebrew', |
|||
'chinese': 'chinese', |
|||
'indian': 'indian', |
|||
'coptic': 'coptic', |
|||
'ethiopic': 'ethiopic', |
|||
'ethiopic-amete-alem': 'ethioaa' |
|||
}; |
|||
|
|||
/** |
|||
* Map of Unicode extensions to option properties, and their values and types, |
|||
* for a collator. |
|||
*/ |
|||
var COLLATOR_KEY_MAP = { |
|||
'kn': {'property': 'numeric', 'type': 'boolean'}, |
|||
'kf': {'property': 'caseFirst', 'type': 'string', |
|||
'values': ['false', 'lower', 'upper']} |
|||
}; |
|||
|
|||
/** |
|||
* Map of Unicode extensions to option properties, and their values and types, |
|||
* for a number format. |
|||
*/ |
|||
var NUMBER_FORMAT_KEY_MAP = { |
|||
'nu': {'property': undefined, 'type': 'string'} |
|||
}; |
|||
|
|||
/** |
|||
* Map of Unicode extensions to option properties, and their values and types, |
|||
* for a date/time format. |
|||
*/ |
|||
var DATETIME_FORMAT_KEY_MAP = { |
|||
'ca': {'property': undefined, 'type': 'string'}, |
|||
'nu': {'property': undefined, 'type': 'string'} |
|||
}; |
|||
|
|||
/** |
|||
* Allowed -u-co- values. List taken from: |
|||
* http://unicode.org/repos/cldr/trunk/common/bcp47/collation.xml
|
|||
*/ |
|||
var ALLOWED_CO_VALUES = [ |
|||
'big5han', 'dict', 'direct', 'ducet', 'gb2312', 'phonebk', 'phonetic', |
|||
'pinyin', 'reformed', 'searchjl', 'stroke', 'trad', 'unihan', 'zhuyin' |
|||
]; |
|||
|
|||
/** |
|||
* Object attributes (configurable, writable, enumerable). |
|||
* To combine attributes, OR them. |
|||
* Values/names are copied from v8/include/v8.h:PropertyAttribute |
|||
*/ |
|||
var ATTRIBUTES = { |
|||
'NONE': 0, |
|||
'READ_ONLY': 1, |
|||
'DONT_ENUM': 2, |
|||
'DONT_DELETE': 4 |
|||
}; |
|||
|
|||
/** |
|||
* Error message for when function object is created with new and it's not |
|||
* a constructor. |
|||
*/ |
|||
var ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR = |
|||
'Function object that\'s not a constructor was created with new'; |
|||
@ -0,0 +1,41 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Intl object is a single object that has some named properties, |
|||
* all of which are constructors. |
|||
*/ |
|||
var Intl = (function() { |
|||
|
|||
'use strict'; |
|||
|
|||
var Intl = {}; |
|||
@ -0,0 +1,116 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#include "i18n-extension.h" |
|||
|
|||
#include "break-iterator.h" |
|||
#include "collator.h" |
|||
#include "date-format.h" |
|||
#include "locale.h" |
|||
#include "natives.h" |
|||
#include "number-format.h" |
|||
|
|||
using v8::internal::I18NNatives; |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
Extension::Extension() |
|||
: v8::Extension("v8/i18n", |
|||
reinterpret_cast<const char*>( |
|||
I18NNatives::GetScriptsSource().start()), |
|||
0, |
|||
0, |
|||
I18NNatives::GetScriptsSource().length()) {} |
|||
|
|||
v8::Handle<v8::FunctionTemplate> Extension::GetNativeFunction( |
|||
v8::Handle<v8::String> name) { |
|||
// Standalone, helper methods.
|
|||
if (name->Equals(v8::String::New("NativeJSCanonicalizeLanguageTag"))) { |
|||
return v8::FunctionTemplate::New(JSCanonicalizeLanguageTag); |
|||
} else if (name->Equals(v8::String::New("NativeJSAvailableLocalesOf"))) { |
|||
return v8::FunctionTemplate::New(JSAvailableLocalesOf); |
|||
} else if (name->Equals(v8::String::New("NativeJSGetDefaultICULocale"))) { |
|||
return v8::FunctionTemplate::New(JSGetDefaultICULocale); |
|||
} else if (name->Equals(v8::String::New("NativeJSGetLanguageTagVariants"))) { |
|||
return v8::FunctionTemplate::New(JSGetLanguageTagVariants); |
|||
} |
|||
|
|||
// Date format and parse.
|
|||
if (name->Equals(v8::String::New("NativeJSCreateDateTimeFormat"))) { |
|||
return v8::FunctionTemplate::New(DateFormat::JSCreateDateTimeFormat); |
|||
} else if (name->Equals(v8::String::New("NativeJSInternalDateFormat"))) { |
|||
return v8::FunctionTemplate::New(DateFormat::JSInternalFormat); |
|||
} else if (name->Equals(v8::String::New("NativeJSInternalDateParse"))) { |
|||
return v8::FunctionTemplate::New(DateFormat::JSInternalParse); |
|||
} |
|||
|
|||
// Number format and parse.
|
|||
if (name->Equals(v8::String::New("NativeJSCreateNumberFormat"))) { |
|||
return v8::FunctionTemplate::New(NumberFormat::JSCreateNumberFormat); |
|||
} else if (name->Equals(v8::String::New("NativeJSInternalNumberFormat"))) { |
|||
return v8::FunctionTemplate::New(NumberFormat::JSInternalFormat); |
|||
} else if (name->Equals(v8::String::New("NativeJSInternalNumberParse"))) { |
|||
return v8::FunctionTemplate::New(NumberFormat::JSInternalParse); |
|||
} |
|||
|
|||
// Collator.
|
|||
if (name->Equals(v8::String::New("NativeJSCreateCollator"))) { |
|||
return v8::FunctionTemplate::New(Collator::JSCreateCollator); |
|||
} else if (name->Equals(v8::String::New("NativeJSInternalCompare"))) { |
|||
return v8::FunctionTemplate::New(Collator::JSInternalCompare); |
|||
} |
|||
|
|||
// Break iterator.
|
|||
if (name->Equals(v8::String::New("NativeJSCreateBreakIterator"))) { |
|||
return v8::FunctionTemplate::New(BreakIterator::JSCreateBreakIterator); |
|||
} else if (name->Equals(v8::String::New("NativeJSBreakIteratorAdoptText"))) { |
|||
return v8::FunctionTemplate::New( |
|||
BreakIterator::JSInternalBreakIteratorAdoptText); |
|||
} else if (name->Equals(v8::String::New("NativeJSBreakIteratorFirst"))) { |
|||
return v8::FunctionTemplate::New( |
|||
BreakIterator::JSInternalBreakIteratorFirst); |
|||
} else if (name->Equals(v8::String::New("NativeJSBreakIteratorNext"))) { |
|||
return v8::FunctionTemplate::New( |
|||
BreakIterator::JSInternalBreakIteratorNext); |
|||
} else if (name->Equals(v8::String::New("NativeJSBreakIteratorCurrent"))) { |
|||
return v8::FunctionTemplate::New( |
|||
BreakIterator::JSInternalBreakIteratorCurrent); |
|||
} else if (name->Equals(v8::String::New("NativeJSBreakIteratorBreakType"))) { |
|||
return v8::FunctionTemplate::New( |
|||
BreakIterator::JSInternalBreakIteratorBreakType); |
|||
} |
|||
|
|||
return v8::Handle<v8::FunctionTemplate>(); |
|||
} |
|||
|
|||
void Extension::Register() { |
|||
static Extension i18n_extension; |
|||
static v8::DeclareExtension extension_declaration(&i18n_extension); |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,51 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_I18N_EXTENSION_H_ |
|||
#define V8_EXTENSIONS_I18N_I18N_EXTENSION_H_ |
|||
|
|||
#include "v8.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
class Extension : public v8::Extension { |
|||
public: |
|||
Extension(); |
|||
|
|||
virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction( |
|||
v8::Handle<v8::String> name); |
|||
|
|||
static void Register(); |
|||
|
|||
private: |
|||
static Extension* extension_; |
|||
}; |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_I18N_EXTENSION_H_
|
|||
@ -0,0 +1,174 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#include "i18n-utils.h" |
|||
|
|||
#include <string.h> |
|||
|
|||
#include "unicode/unistr.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
// static
|
|||
void Utils::StrNCopy(char* dest, int length, const char* src) { |
|||
if (!dest || !src) return; |
|||
|
|||
strncpy(dest, src, length); |
|||
dest[length - 1] = '\0'; |
|||
} |
|||
|
|||
// static
|
|||
bool Utils::V8StringToUnicodeString(const v8::Handle<v8::Value>& input, |
|||
icu::UnicodeString* output) { |
|||
v8::String::Utf8Value utf8_value(input); |
|||
|
|||
if (*utf8_value == NULL) return false; |
|||
|
|||
output->setTo(icu::UnicodeString::fromUTF8(*utf8_value)); |
|||
|
|||
return true; |
|||
} |
|||
|
|||
// static
|
|||
bool Utils::ExtractStringSetting(const v8::Handle<v8::Object>& settings, |
|||
const char* setting, |
|||
icu::UnicodeString* result) { |
|||
if (!setting || !result) return false; |
|||
|
|||
v8::HandleScope handle_scope; |
|||
v8::TryCatch try_catch; |
|||
v8::Handle<v8::Value> value = settings->Get(v8::String::New(setting)); |
|||
if (try_catch.HasCaught()) { |
|||
return false; |
|||
} |
|||
// No need to check if |value| is empty because it's taken care of
|
|||
// by TryCatch above.
|
|||
if (!value->IsUndefined() && !value->IsNull() && value->IsString()) { |
|||
return V8StringToUnicodeString(value, result); |
|||
} |
|||
return false; |
|||
} |
|||
|
|||
// static
|
|||
bool Utils::ExtractIntegerSetting(const v8::Handle<v8::Object>& settings, |
|||
const char* setting, |
|||
int32_t* result) { |
|||
if (!setting || !result) return false; |
|||
|
|||
v8::HandleScope handle_scope; |
|||
v8::TryCatch try_catch; |
|||
v8::Handle<v8::Value> value = settings->Get(v8::String::New(setting)); |
|||
if (try_catch.HasCaught()) { |
|||
return false; |
|||
} |
|||
// No need to check if |value| is empty because it's taken care of
|
|||
// by TryCatch above.
|
|||
if (!value->IsUndefined() && !value->IsNull() && value->IsNumber()) { |
|||
*result = static_cast<int32_t>(value->Int32Value()); |
|||
return true; |
|||
} |
|||
return false; |
|||
} |
|||
|
|||
// static
|
|||
bool Utils::ExtractBooleanSetting(const v8::Handle<v8::Object>& settings, |
|||
const char* setting, |
|||
bool* result) { |
|||
if (!setting || !result) return false; |
|||
|
|||
v8::HandleScope handle_scope; |
|||
v8::TryCatch try_catch; |
|||
v8::Handle<v8::Value> value = settings->Get(v8::String::New(setting)); |
|||
if (try_catch.HasCaught()) { |
|||
return false; |
|||
} |
|||
// No need to check if |value| is empty because it's taken care of
|
|||
// by TryCatch above.
|
|||
if (!value->IsUndefined() && !value->IsNull() && value->IsBoolean()) { |
|||
*result = static_cast<bool>(value->BooleanValue()); |
|||
return true; |
|||
} |
|||
return false; |
|||
} |
|||
|
|||
// static
|
|||
void Utils::AsciiToUChar(const char* source, |
|||
int32_t source_length, |
|||
UChar* target, |
|||
int32_t target_length) { |
|||
int32_t length = |
|||
source_length < target_length ? source_length : target_length; |
|||
|
|||
if (length <= 0) { |
|||
return; |
|||
} |
|||
|
|||
for (int32_t i = 0; i < length - 1; ++i) { |
|||
target[i] = static_cast<UChar>(source[i]); |
|||
} |
|||
|
|||
target[length - 1] = 0x0u; |
|||
} |
|||
|
|||
// static
|
|||
// Chrome Linux doesn't like static initializers in class, so we create
|
|||
// template on demand.
|
|||
v8::Local<v8::ObjectTemplate> Utils::GetTemplate(v8::Isolate* isolate) { |
|||
static v8::Persistent<v8::ObjectTemplate> icu_template; |
|||
|
|||
if (icu_template.IsEmpty()) { |
|||
v8::Local<v8::ObjectTemplate> raw_template(v8::ObjectTemplate::New()); |
|||
|
|||
// Set aside internal field for ICU class.
|
|||
raw_template->SetInternalFieldCount(1); |
|||
|
|||
icu_template.Reset(isolate, raw_template); |
|||
} |
|||
|
|||
return v8::Local<v8::ObjectTemplate>::New(isolate, icu_template); |
|||
} |
|||
|
|||
// static
|
|||
// Chrome Linux doesn't like static initializers in class, so we create
|
|||
// template on demand. This one has 2 internal fields.
|
|||
v8::Local<v8::ObjectTemplate> Utils::GetTemplate2(v8::Isolate* isolate) { |
|||
static v8::Persistent<v8::ObjectTemplate> icu_template_2; |
|||
|
|||
if (icu_template_2.IsEmpty()) { |
|||
v8::Local<v8::ObjectTemplate> raw_template(v8::ObjectTemplate::New()); |
|||
|
|||
// Set aside internal field for ICU class and additional data.
|
|||
raw_template->SetInternalFieldCount(2); |
|||
|
|||
icu_template_2.Reset(isolate, raw_template); |
|||
} |
|||
|
|||
return v8::Local<v8::ObjectTemplate>::New(isolate, icu_template_2); |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,91 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_SRC_UTILS_H_ |
|||
#define V8_EXTENSIONS_I18N_SRC_UTILS_H_ |
|||
|
|||
#include "unicode/uversion.h" |
|||
#include "v8.h" |
|||
|
|||
namespace U_ICU_NAMESPACE { |
|||
class UnicodeString; |
|||
} |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
class Utils { |
|||
public: |
|||
// Safe string copy. Null terminates the destination. Copies at most
|
|||
// (length - 1) bytes.
|
|||
// We can't use snprintf since it's not supported on all relevant platforms.
|
|||
// We can't use OS::SNPrintF, it's only for internal code.
|
|||
static void StrNCopy(char* dest, int length, const char* src); |
|||
|
|||
// Converts v8::String into UnicodeString. Returns false if input
|
|||
// can't be converted into utf8.
|
|||
static bool V8StringToUnicodeString(const v8::Handle<v8::Value>& input, |
|||
icu::UnicodeString* output); |
|||
|
|||
// Extract a String setting named in |settings| and set it to |result|.
|
|||
// Return true if it's specified. Otherwise, return false.
|
|||
static bool ExtractStringSetting(const v8::Handle<v8::Object>& settings, |
|||
const char* setting, |
|||
icu::UnicodeString* result); |
|||
|
|||
// Extract a Integer setting named in |settings| and set it to |result|.
|
|||
// Return true if it's specified. Otherwise, return false.
|
|||
static bool ExtractIntegerSetting(const v8::Handle<v8::Object>& settings, |
|||
const char* setting, |
|||
int32_t* result); |
|||
|
|||
// Extract a Boolean setting named in |settings| and set it to |result|.
|
|||
// Return true if it's specified. Otherwise, return false.
|
|||
static bool ExtractBooleanSetting(const v8::Handle<v8::Object>& settings, |
|||
const char* setting, |
|||
bool* result); |
|||
|
|||
// Converts ASCII array into UChar array.
|
|||
// Target is always \0 terminated.
|
|||
static void AsciiToUChar(const char* source, |
|||
int32_t source_length, |
|||
UChar* target, |
|||
int32_t target_length); |
|||
|
|||
// Creates an ObjectTemplate with one internal field.
|
|||
static v8::Local<v8::ObjectTemplate> GetTemplate(v8::Isolate* isolate); |
|||
|
|||
// Creates an ObjectTemplate with two internal fields.
|
|||
static v8::Local<v8::ObjectTemplate> GetTemplate2(v8::Isolate* isolate); |
|||
|
|||
private: |
|||
Utils() {} |
|||
}; |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_UTILS_H_
|
|||
@ -0,0 +1,541 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Adds bound method to the prototype of the given object. |
|||
*/ |
|||
function addBoundMethod(obj, methodName, implementation, length) { |
|||
function getter() { |
|||
if (!this || typeof this !== 'object' || |
|||
this.__initializedIntlObject === undefined) { |
|||
throw new TypeError('Method ' + methodName + ' called on a ' + |
|||
'non-object or on a wrong type of object.'); |
|||
} |
|||
var internalName = '__bound' + methodName + '__'; |
|||
if (this[internalName] === undefined) { |
|||
var that = this; |
|||
var boundMethod; |
|||
if (length === undefined || length === 2) { |
|||
boundMethod = function(x, y) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
return implementation(that, x, y); |
|||
} |
|||
} else if (length === 1) { |
|||
boundMethod = function(x) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
return implementation(that, x); |
|||
} |
|||
} else { |
|||
boundMethod = function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
// DateTimeFormat.format needs to be 0 arg method, but can stil
|
|||
// receive optional dateValue param. If one was provided, pass it
|
|||
// along.
|
|||
if (arguments.length > 0) { |
|||
return implementation(that, arguments[0]); |
|||
} else { |
|||
return implementation(that); |
|||
} |
|||
} |
|||
} |
|||
%FunctionSetName(boundMethod, internalName); |
|||
%FunctionRemovePrototype(boundMethod); |
|||
%SetNativeFlag(boundMethod); |
|||
this[internalName] = boundMethod; |
|||
} |
|||
return this[internalName]; |
|||
} |
|||
|
|||
%FunctionSetName(getter, methodName); |
|||
%FunctionRemovePrototype(getter); |
|||
%SetNativeFlag(getter); |
|||
|
|||
Object.defineProperty(obj.prototype, methodName, { |
|||
get: getter, |
|||
enumerable: false, |
|||
configurable: true |
|||
}); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns an intersection of locales and service supported locales. |
|||
* Parameter locales is treated as a priority list. |
|||
*/ |
|||
function supportedLocalesOf(service, locales, options) { |
|||
if (service.match(SERVICE_RE) === null) { |
|||
throw new Error('Internal error, wrong service type: ' + service); |
|||
} |
|||
|
|||
// Provide defaults if matcher was not specified.
|
|||
if (options === undefined) { |
|||
options = {}; |
|||
} else { |
|||
options = toObject(options); |
|||
} |
|||
|
|||
var matcher = options.localeMatcher; |
|||
if (matcher !== undefined) { |
|||
matcher = String(matcher); |
|||
if (matcher !== 'lookup' && matcher !== 'best fit') { |
|||
throw new RangeError('Illegal value for localeMatcher:' + matcher); |
|||
} |
|||
} else { |
|||
matcher = 'best fit'; |
|||
} |
|||
|
|||
var requestedLocales = initializeLocaleList(locales); |
|||
|
|||
// Cache these, they don't ever change per service.
|
|||
if (AVAILABLE_LOCALES[service] === undefined) { |
|||
AVAILABLE_LOCALES[service] = getAvailableLocalesOf(service); |
|||
} |
|||
|
|||
// Use either best fit or lookup algorithm to match locales.
|
|||
if (matcher === 'best fit') { |
|||
return initializeLocaleList(bestFitSupportedLocalesOf( |
|||
requestedLocales, AVAILABLE_LOCALES[service])); |
|||
} |
|||
|
|||
return initializeLocaleList(lookupSupportedLocalesOf( |
|||
requestedLocales, AVAILABLE_LOCALES[service])); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns the subset of the provided BCP 47 language priority list for which |
|||
* this service has a matching locale when using the BCP 47 Lookup algorithm. |
|||
* Locales appear in the same order in the returned list as in the input list. |
|||
*/ |
|||
function lookupSupportedLocalesOf(requestedLocales, availableLocales) { |
|||
var matchedLocales = []; |
|||
for (var i = 0; i < requestedLocales.length; ++i) { |
|||
// Remove -u- extension.
|
|||
var locale = requestedLocales[i].replace(UNICODE_EXTENSION_RE, ''); |
|||
do { |
|||
if (availableLocales[locale] !== undefined) { |
|||
// Push requested locale not the resolved one.
|
|||
matchedLocales.push(requestedLocales[i]); |
|||
break; |
|||
} |
|||
// Truncate locale if possible, if not break.
|
|||
var pos = locale.lastIndexOf('-'); |
|||
if (pos === -1) { |
|||
break; |
|||
} |
|||
locale = locale.substring(0, pos); |
|||
} while (true); |
|||
} |
|||
|
|||
return matchedLocales; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns the subset of the provided BCP 47 language priority list for which |
|||
* this service has a matching locale when using the implementation |
|||
* dependent algorithm. |
|||
* Locales appear in the same order in the returned list as in the input list. |
|||
*/ |
|||
function bestFitSupportedLocalesOf(requestedLocales, availableLocales) { |
|||
// TODO(cira): implement better best fit algorithm.
|
|||
return lookupSupportedLocalesOf(requestedLocales, availableLocales); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns a getOption function that extracts property value for given |
|||
* options object. If property is missing it returns defaultValue. If value |
|||
* is out of range for that property it throws RangeError. |
|||
*/ |
|||
function getGetOption(options, caller) { |
|||
if (options === undefined) { |
|||
throw new Error('Internal ' + caller + ' error. ' + |
|||
'Default options are missing.'); |
|||
} |
|||
|
|||
var getOption = function getOption(property, type, values, defaultValue) { |
|||
if (options[property] !== undefined) { |
|||
var value = options[property]; |
|||
switch (type) { |
|||
case 'boolean': |
|||
value = Boolean(value); |
|||
break; |
|||
case 'string': |
|||
value = String(value); |
|||
break; |
|||
case 'number': |
|||
value = Number(value); |
|||
break; |
|||
default: |
|||
throw new Error('Internal error. Wrong value type.'); |
|||
} |
|||
if (values !== undefined && values.indexOf(value) === -1) { |
|||
throw new RangeError('Value ' + value + ' out of range for ' + caller + |
|||
' options property ' + property); |
|||
} |
|||
|
|||
return value; |
|||
} |
|||
|
|||
return defaultValue; |
|||
} |
|||
|
|||
return getOption; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Compares a BCP 47 language priority list requestedLocales against the locales |
|||
* in availableLocales and determines the best available language to meet the |
|||
* request. Two algorithms are available to match the locales: the Lookup |
|||
* algorithm described in RFC 4647 section 3.4, and an implementation dependent |
|||
* best-fit algorithm. Independent of the locale matching algorithm, options |
|||
* specified through Unicode locale extension sequences are negotiated |
|||
* separately, taking the caller's relevant extension keys and locale data as |
|||
* well as client-provided options into consideration. Returns an object with |
|||
* a locale property whose value is the language tag of the selected locale, |
|||
* and properties for each key in relevantExtensionKeys providing the selected |
|||
* value for that key. |
|||
*/ |
|||
function resolveLocale(service, requestedLocales, options) { |
|||
requestedLocales = initializeLocaleList(requestedLocales); |
|||
|
|||
var getOption = getGetOption(options, service); |
|||
var matcher = getOption('localeMatcher', 'string', |
|||
['lookup', 'best fit'], 'best fit'); |
|||
var resolved; |
|||
if (matcher === 'lookup') { |
|||
resolved = lookupMatcher(service, requestedLocales); |
|||
} else { |
|||
resolved = bestFitMatcher(service, requestedLocales); |
|||
} |
|||
|
|||
return resolved; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns best matched supported locale and extension info using basic |
|||
* lookup algorithm. |
|||
*/ |
|||
function lookupMatcher(service, requestedLocales) { |
|||
native function NativeJSGetDefaultICULocale(); |
|||
|
|||
if (service.match(SERVICE_RE) === null) { |
|||
throw new Error('Internal error, wrong service type: ' + service); |
|||
} |
|||
|
|||
// Cache these, they don't ever change per service.
|
|||
if (AVAILABLE_LOCALES[service] === undefined) { |
|||
AVAILABLE_LOCALES[service] = getAvailableLocalesOf(service); |
|||
} |
|||
|
|||
for (var i = 0; i < requestedLocales.length; ++i) { |
|||
// Remove all extensions.
|
|||
var locale = requestedLocales[i].replace(ANY_EXTENSION_RE, ''); |
|||
do { |
|||
if (AVAILABLE_LOCALES[service][locale] !== undefined) { |
|||
// Return the resolved locale and extension.
|
|||
var extensionMatch = requestedLocales[i].match(UNICODE_EXTENSION_RE); |
|||
var extension = (extensionMatch === null) ? '' : extensionMatch[0]; |
|||
return {'locale': locale, 'extension': extension, 'position': i}; |
|||
} |
|||
// Truncate locale if possible.
|
|||
var pos = locale.lastIndexOf('-'); |
|||
if (pos === -1) { |
|||
break; |
|||
} |
|||
locale = locale.substring(0, pos); |
|||
} while (true); |
|||
} |
|||
|
|||
// Didn't find a match, return default.
|
|||
if (DEFAULT_ICU_LOCALE === undefined) { |
|||
DEFAULT_ICU_LOCALE = NativeJSGetDefaultICULocale(); |
|||
} |
|||
|
|||
return {'locale': DEFAULT_ICU_LOCALE, 'extension': '', 'position': -1}; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns best matched supported locale and extension info using |
|||
* implementation dependend algorithm. |
|||
*/ |
|||
function bestFitMatcher(service, requestedLocales) { |
|||
// TODO(cira): implement better best fit algorithm.
|
|||
return lookupMatcher(service, requestedLocales); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Parses Unicode extension into key - value map. |
|||
* Returns empty object if the extension string is invalid. |
|||
* We are not concerned with the validity of the values at this point. |
|||
*/ |
|||
function parseExtension(extension) { |
|||
var extensionSplit = extension.split('-'); |
|||
|
|||
// Assume ['', 'u', ...] input, but don't throw.
|
|||
if (extensionSplit.length <= 2 || |
|||
(extensionSplit[0] !== '' && extensionSplit[1] !== 'u')) { |
|||
return {}; |
|||
} |
|||
|
|||
// Key is {2}alphanum, value is {3,8}alphanum.
|
|||
// Some keys may not have explicit values (booleans).
|
|||
var extensionMap = {}; |
|||
var previousKey = undefined; |
|||
for (var i = 2; i < extensionSplit.length; ++i) { |
|||
var length = extensionSplit[i].length; |
|||
var element = extensionSplit[i]; |
|||
if (length === 2) { |
|||
extensionMap[element] = undefined; |
|||
previousKey = element; |
|||
} else if (length >= 3 && length <=8 && previousKey !== undefined) { |
|||
extensionMap[previousKey] = element; |
|||
previousKey = undefined; |
|||
} else { |
|||
// There is a value that's too long, or that doesn't have a key.
|
|||
return {}; |
|||
} |
|||
} |
|||
|
|||
return extensionMap; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Converts parameter to an Object if possible. |
|||
*/ |
|||
function toObject(value) { |
|||
if (value === undefined || value === null) { |
|||
throw new TypeError('Value cannot be converted to an Object.'); |
|||
} |
|||
|
|||
return Object(value); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Populates internalOptions object with boolean key-value pairs |
|||
* from extensionMap and options. |
|||
* Returns filtered extension (number and date format constructors use |
|||
* Unicode extensions for passing parameters to ICU). |
|||
* It's used for extension-option pairs only, e.g. kn-normalization, but not |
|||
* for 'sensitivity' since it doesn't have extension equivalent. |
|||
* Extensions like nu and ca don't have options equivalent, so we place |
|||
* undefined in the map.property to denote that. |
|||
*/ |
|||
function setOptions(inOptions, extensionMap, keyValues, getOption, outOptions) { |
|||
var extension = ''; |
|||
|
|||
var updateExtension = function updateExtension(key, value) { |
|||
return '-' + key + '-' + String(value); |
|||
} |
|||
|
|||
var updateProperty = function updateProperty(property, type, value) { |
|||
if (type === 'boolean' && (typeof value === 'string')) { |
|||
value = (value === 'true') ? true : false; |
|||
} |
|||
|
|||
if (property !== undefined) { |
|||
defineWEProperty(outOptions, property, value); |
|||
} |
|||
} |
|||
|
|||
for (var key in keyValues) { |
|||
if (keyValues.hasOwnProperty(key)) { |
|||
var value = undefined; |
|||
var map = keyValues[key]; |
|||
if (map.property !== undefined) { |
|||
// This may return true if user specifies numeric: 'false', since
|
|||
// Boolean('nonempty') === true.
|
|||
value = getOption(map.property, map.type, map.values); |
|||
} |
|||
if (value !== undefined) { |
|||
updateProperty(map.property, map.type, value); |
|||
extension += updateExtension(key, value); |
|||
continue; |
|||
} |
|||
// User options didn't have it, check Unicode extension.
|
|||
// Here we want to convert strings 'true', 'false' into proper Boolean
|
|||
// values (not a user error).
|
|||
if (extensionMap.hasOwnProperty(key)) { |
|||
value = extensionMap[key]; |
|||
if (value !== undefined) { |
|||
updateProperty(map.property, map.type, value); |
|||
extension += updateExtension(key, value); |
|||
} else if (map.type === 'boolean') { |
|||
// Boolean keys are allowed not to have values in Unicode extension.
|
|||
// Those default to true.
|
|||
updateProperty(map.property, map.type, true); |
|||
extension += updateExtension(key, true); |
|||
} |
|||
} |
|||
} |
|||
} |
|||
|
|||
return extension === ''? '' : '-u' + extension; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Converts all OwnProperties into |
|||
* configurable: false, writable: false, enumerable: true. |
|||
*/ |
|||
function freezeArray(array) { |
|||
array.forEach(function(element, index) { |
|||
Object.defineProperty(array, index, {value: element, |
|||
configurable: false, |
|||
writable: false, |
|||
enumerable: true}); |
|||
}); |
|||
|
|||
Object.defineProperty(array, 'length', {value: array.length, |
|||
writable: false}); |
|||
|
|||
return array; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* It's sometimes desireable to leave user requested locale instead of ICU |
|||
* supported one (zh-TW is equivalent to zh-Hant-TW, so we should keep shorter |
|||
* one, if that was what user requested). |
|||
* This function returns user specified tag if its maximized form matches ICU |
|||
* resolved locale. If not we return ICU result. |
|||
*/ |
|||
function getOptimalLanguageTag(original, resolved) { |
|||
// Returns Array<Object>, where each object has maximized and base properties.
|
|||
// Maximized: zh -> zh-Hans-CN
|
|||
// Base: zh-CN-u-ca-gregory -> zh-CN
|
|||
native function NativeJSGetLanguageTagVariants(); |
|||
|
|||
// Take care of grandfathered or simple cases.
|
|||
if (original === resolved) { |
|||
return original; |
|||
} |
|||
|
|||
var locales = NativeJSGetLanguageTagVariants([original, resolved]); |
|||
if (locales[0].maximized !== locales[1].maximized) { |
|||
return resolved; |
|||
} |
|||
|
|||
// Preserve extensions of resolved locale, but swap base tags with original.
|
|||
var resolvedBase = new RegExp('^' + locales[1].base); |
|||
return resolved.replace(resolvedBase, locales[0].base); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns an Object that contains all of supported locales for a given |
|||
* service. |
|||
* In addition to the supported locales we add xx-ZZ locale for each xx-Yyyy-ZZ |
|||
* that is supported. This is required by the spec. |
|||
*/ |
|||
function getAvailableLocalesOf(service) { |
|||
native function NativeJSAvailableLocalesOf(); |
|||
var available = NativeJSAvailableLocalesOf(service); |
|||
|
|||
for (var i in available) { |
|||
if (available.hasOwnProperty(i)) { |
|||
var parts = i.match(/^([a-z]{2,3})-([A-Z][a-z]{3})-([A-Z]{2})$/); |
|||
if (parts !== null) { |
|||
// Build xx-ZZ. We don't care about the actual value,
|
|||
// as long it's not undefined.
|
|||
available[parts[1] + '-' + parts[3]] = null; |
|||
} |
|||
} |
|||
} |
|||
|
|||
return available; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Defines a property and sets writable and enumerable to true. |
|||
* Configurable is false by default. |
|||
*/ |
|||
function defineWEProperty(object, property, value) { |
|||
Object.defineProperty(object, property, |
|||
{value: value, writable: true, enumerable: true}); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Adds property to an object if the value is not undefined. |
|||
* Sets configurable descriptor to false. |
|||
*/ |
|||
function addWEPropertyIfDefined(object, property, value) { |
|||
if (value !== undefined) { |
|||
defineWEProperty(object, property, value); |
|||
} |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Defines a property and sets writable, enumerable and configurable to true. |
|||
*/ |
|||
function defineWECProperty(object, property, value) { |
|||
Object.defineProperty(object, property, |
|||
{value: value, |
|||
writable: true, |
|||
enumerable: true, |
|||
configurable: true}); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Adds property to an object if the value is not undefined. |
|||
* Sets all descriptors to true. |
|||
*/ |
|||
function addWECPropertyIfDefined(object, property, value) { |
|||
if (value !== undefined) { |
|||
defineWECProperty(object, property, value); |
|||
} |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns titlecased word, aMeRricA -> America. |
|||
*/ |
|||
function toTitleCaseWord(word) { |
|||
return word.substr(0, 1).toUpperCase() + word.substr(1).toLowerCase(); |
|||
} |
|||
@ -0,0 +1,248 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#include "locale.h" |
|||
|
|||
#include <string.h> |
|||
|
|||
#include "unicode/brkiter.h" |
|||
#include "unicode/coll.h" |
|||
#include "unicode/datefmt.h" |
|||
#include "unicode/numfmt.h" |
|||
#include "unicode/uloc.h" |
|||
#include "unicode/uversion.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
void JSCanonicalizeLanguageTag( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
// Expect locale id which is a string.
|
|||
if (args.Length() != 1 || !args[0]->IsString()) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Locale identifier, as a string, is required."))); |
|||
return; |
|||
} |
|||
|
|||
UErrorCode error = U_ZERO_ERROR; |
|||
|
|||
char icu_result[ULOC_FULLNAME_CAPACITY]; |
|||
int icu_length = 0; |
|||
|
|||
// Return value which denotes invalid language tag.
|
|||
const char* const kInvalidTag = "invalid-tag"; |
|||
|
|||
v8::String::AsciiValue locale_id(args[0]->ToString()); |
|||
if (*locale_id == NULL) { |
|||
args.GetReturnValue().Set(v8::String::New(kInvalidTag)); |
|||
return; |
|||
} |
|||
|
|||
uloc_forLanguageTag(*locale_id, icu_result, ULOC_FULLNAME_CAPACITY, |
|||
&icu_length, &error); |
|||
if (U_FAILURE(error) || icu_length == 0) { |
|||
args.GetReturnValue().Set(v8::String::New(kInvalidTag)); |
|||
return; |
|||
} |
|||
|
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
|
|||
// Force strict BCP47 rules.
|
|||
uloc_toLanguageTag(icu_result, result, ULOC_FULLNAME_CAPACITY, TRUE, &error); |
|||
|
|||
if (U_FAILURE(error)) { |
|||
args.GetReturnValue().Set(v8::String::New(kInvalidTag)); |
|||
return; |
|||
} |
|||
|
|||
args.GetReturnValue().Set(v8::String::New(result)); |
|||
} |
|||
|
|||
void JSAvailableLocalesOf(const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
// Expect service name which is a string.
|
|||
if (args.Length() != 1 || !args[0]->IsString()) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Service identifier, as a string, is required."))); |
|||
return; |
|||
} |
|||
|
|||
const icu::Locale* available_locales = NULL; |
|||
|
|||
int32_t count = 0; |
|||
v8::String::AsciiValue service(args[0]->ToString()); |
|||
if (strcmp(*service, "collator") == 0) { |
|||
available_locales = icu::Collator::getAvailableLocales(count); |
|||
} else if (strcmp(*service, "numberformat") == 0) { |
|||
available_locales = icu::NumberFormat::getAvailableLocales(count); |
|||
} else if (strcmp(*service, "dateformat") == 0) { |
|||
available_locales = icu::DateFormat::getAvailableLocales(count); |
|||
} else if (strcmp(*service, "breakiterator") == 0) { |
|||
available_locales = icu::BreakIterator::getAvailableLocales(count); |
|||
} |
|||
|
|||
v8::TryCatch try_catch; |
|||
UErrorCode error = U_ZERO_ERROR; |
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
v8::Handle<v8::Object> locales = v8::Object::New(); |
|||
|
|||
for (int32_t i = 0; i < count; ++i) { |
|||
const char* icu_name = available_locales[i].getName(); |
|||
|
|||
error = U_ZERO_ERROR; |
|||
// No need to force strict BCP47 rules.
|
|||
uloc_toLanguageTag(icu_name, result, ULOC_FULLNAME_CAPACITY, FALSE, &error); |
|||
if (U_FAILURE(error)) { |
|||
// This shouldn't happen, but lets not break the user.
|
|||
continue; |
|||
} |
|||
|
|||
// Index is just a dummy value for the property value.
|
|||
locales->Set(v8::String::New(result), v8::Integer::New(i)); |
|||
if (try_catch.HasCaught()) { |
|||
// Ignore error, but stop processing and return.
|
|||
break; |
|||
} |
|||
} |
|||
|
|||
args.GetReturnValue().Set(locales); |
|||
} |
|||
|
|||
void JSGetDefaultICULocale(const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
icu::Locale default_locale; |
|||
|
|||
// Set the locale
|
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
UErrorCode status = U_ZERO_ERROR; |
|||
uloc_toLanguageTag( |
|||
default_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status); |
|||
if (U_SUCCESS(status)) { |
|||
args.GetReturnValue().Set(v8::String::New(result)); |
|||
return; |
|||
} |
|||
|
|||
args.GetReturnValue().Set(v8::String::New("und")); |
|||
} |
|||
|
|||
void JSGetLanguageTagVariants(const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
v8::TryCatch try_catch; |
|||
|
|||
// Expect an array of strings.
|
|||
if (args.Length() != 1 || !args[0]->IsArray()) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Internal error. Expected Array<String>."))); |
|||
return; |
|||
} |
|||
|
|||
v8::Local<v8::Array> input = v8::Local<v8::Array>::Cast(args[0]); |
|||
v8::Handle<v8::Array> output = v8::Array::New(input->Length()); |
|||
for (unsigned int i = 0; i < input->Length(); ++i) { |
|||
v8::Local<v8::Value> locale_id = input->Get(i); |
|||
if (try_catch.HasCaught()) { |
|||
break; |
|||
} |
|||
|
|||
if (!locale_id->IsString()) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Internal error. Array element is missing " |
|||
"or it isn't a string."))); |
|||
return; |
|||
} |
|||
|
|||
v8::String::AsciiValue ascii_locale_id(locale_id); |
|||
if (*ascii_locale_id == NULL) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Internal error. Non-ASCII locale identifier."))); |
|||
return; |
|||
} |
|||
|
|||
UErrorCode error = U_ZERO_ERROR; |
|||
|
|||
// Convert from BCP47 to ICU format.
|
|||
// de-DE-u-co-phonebk -> de_DE@collation=phonebook
|
|||
char icu_locale[ULOC_FULLNAME_CAPACITY]; |
|||
int icu_locale_length = 0; |
|||
uloc_forLanguageTag(*ascii_locale_id, icu_locale, ULOC_FULLNAME_CAPACITY, |
|||
&icu_locale_length, &error); |
|||
if (U_FAILURE(error) || icu_locale_length == 0) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Internal error. Failed to convert locale to ICU."))); |
|||
return; |
|||
} |
|||
|
|||
// Maximize the locale.
|
|||
// de_DE@collation=phonebook -> de_Latn_DE@collation=phonebook
|
|||
char icu_max_locale[ULOC_FULLNAME_CAPACITY]; |
|||
uloc_addLikelySubtags( |
|||
icu_locale, icu_max_locale, ULOC_FULLNAME_CAPACITY, &error); |
|||
|
|||
// Remove extensions from maximized locale.
|
|||
// de_Latn_DE@collation=phonebook -> de_Latn_DE
|
|||
char icu_base_max_locale[ULOC_FULLNAME_CAPACITY]; |
|||
uloc_getBaseName( |
|||
icu_max_locale, icu_base_max_locale, ULOC_FULLNAME_CAPACITY, &error); |
|||
|
|||
// Get original name without extensions.
|
|||
// de_DE@collation=phonebook -> de_DE
|
|||
char icu_base_locale[ULOC_FULLNAME_CAPACITY]; |
|||
uloc_getBaseName( |
|||
icu_locale, icu_base_locale, ULOC_FULLNAME_CAPACITY, &error); |
|||
|
|||
// Convert from ICU locale format to BCP47 format.
|
|||
// de_Latn_DE -> de-Latn-DE
|
|||
char base_max_locale[ULOC_FULLNAME_CAPACITY]; |
|||
uloc_toLanguageTag(icu_base_max_locale, base_max_locale, |
|||
ULOC_FULLNAME_CAPACITY, FALSE, &error); |
|||
|
|||
// de_DE -> de-DE
|
|||
char base_locale[ULOC_FULLNAME_CAPACITY]; |
|||
uloc_toLanguageTag( |
|||
icu_base_locale, base_locale, ULOC_FULLNAME_CAPACITY, FALSE, &error); |
|||
|
|||
if (U_FAILURE(error)) { |
|||
v8::ThrowException(v8::Exception::SyntaxError( |
|||
v8::String::New("Internal error. Couldn't generate maximized " |
|||
"or base locale."))); |
|||
return; |
|||
} |
|||
|
|||
v8::Handle<v8::Object> result = v8::Object::New(); |
|||
result->Set(v8::String::New("maximized"), v8::String::New(base_max_locale)); |
|||
result->Set(v8::String::New("base"), v8::String::New(base_locale)); |
|||
if (try_catch.HasCaught()) { |
|||
break; |
|||
} |
|||
|
|||
output->Set(i, result); |
|||
if (try_catch.HasCaught()) { |
|||
break; |
|||
} |
|||
} |
|||
|
|||
args.GetReturnValue().Set(output); |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,56 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_SRC_LOCALE_H_ |
|||
#define V8_EXTENSIONS_I18N_SRC_LOCALE_H_ |
|||
|
|||
#include "unicode/uversion.h" |
|||
#include "v8.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
// Canonicalizes the BCP47 language tag using BCP47 rules.
|
|||
// Returns 'invalid-tag' in case input was not well formed.
|
|||
void JSCanonicalizeLanguageTag(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Returns a list of available locales for collator, date or number formatter.
|
|||
void JSAvailableLocalesOf(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Returns default ICU locale.
|
|||
void JSGetDefaultICULocale(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Returns an array of objects, that have maximized and base names of inputs.
|
|||
// Unicode extensions are dropped from both.
|
|||
// Input: ['zh-TW-u-nu-thai', 'sr']
|
|||
// Output: [{maximized: 'zh-Hant-TW', base: 'zh-TW'},
|
|||
// {maximized: 'sr-Cyrl-RS', base: 'sr'}]
|
|||
void JSGetLanguageTagVariants(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_LOCALE_H_
|
|||
@ -0,0 +1,192 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Canonicalizes the language tag, or throws in case the tag is invalid. |
|||
*/ |
|||
function canonicalizeLanguageTag(localeID) { |
|||
native function NativeJSCanonicalizeLanguageTag(); |
|||
|
|||
// null is typeof 'object' so we have to do extra check.
|
|||
if (typeof localeID !== 'string' && typeof localeID !== 'object' || |
|||
localeID === null) { |
|||
throw new TypeError('Language ID should be string or object.'); |
|||
} |
|||
|
|||
var localeString = String(localeID); |
|||
|
|||
if (isValidLanguageTag(localeString) === false) { |
|||
throw new RangeError('Invalid language tag: ' + localeString); |
|||
} |
|||
|
|||
// This call will strip -kn but not -kn-true extensions.
|
|||
// ICU bug filled - http://bugs.icu-project.org/trac/ticket/9265.
|
|||
// TODO(cira): check if -u-kn-true-kc-true-kh-true still throws after
|
|||
// upgrade to ICU 4.9.
|
|||
var tag = NativeJSCanonicalizeLanguageTag(localeString); |
|||
if (tag === 'invalid-tag') { |
|||
throw new RangeError('Invalid language tag: ' + localeString); |
|||
} |
|||
|
|||
return tag; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns an array where all locales are canonicalized and duplicates removed. |
|||
* Throws on locales that are not well formed BCP47 tags. |
|||
*/ |
|||
function initializeLocaleList(locales) { |
|||
var seen = []; |
|||
if (locales === undefined) { |
|||
// Constructor is called without arguments.
|
|||
seen = []; |
|||
} else { |
|||
// We allow single string localeID.
|
|||
if (typeof locales === 'string') { |
|||
seen.push(canonicalizeLanguageTag(locales)); |
|||
return freezeArray(seen); |
|||
} |
|||
|
|||
var o = toObject(locales); |
|||
// Converts it to UInt32 (>>> is shr on 32bit integers).
|
|||
var len = o.length >>> 0; |
|||
|
|||
for (var k = 0; k < len; k++) { |
|||
if (k in o) { |
|||
var value = o[k]; |
|||
|
|||
var tag = canonicalizeLanguageTag(value); |
|||
|
|||
if (seen.indexOf(tag) === -1) { |
|||
seen.push(tag); |
|||
} |
|||
} |
|||
} |
|||
} |
|||
|
|||
return freezeArray(seen); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Validates the language tag. Section 2.2.9 of the bcp47 spec |
|||
* defines a valid tag. |
|||
* |
|||
* ICU is too permissible and lets invalid tags, like |
|||
* hant-cmn-cn, through. |
|||
* |
|||
* Returns false if the language tag is invalid. |
|||
*/ |
|||
function isValidLanguageTag(locale) { |
|||
// Check if it's well-formed, including grandfadered tags.
|
|||
if (LANGUAGE_TAG_RE.test(locale) === false) { |
|||
return false; |
|||
} |
|||
|
|||
// Just return if it's a x- form. It's all private.
|
|||
if (locale.indexOf('x-') === 0) { |
|||
return true; |
|||
} |
|||
|
|||
// Check if there are any duplicate variants or singletons (extensions).
|
|||
|
|||
// Remove private use section.
|
|||
locale = locale.split(/-x-/)[0]; |
|||
|
|||
// Skip language since it can match variant regex, so we start from 1.
|
|||
// We are matching i-klingon here, but that's ok, since i-klingon-klingon
|
|||
// is not valid and would fail LANGUAGE_TAG_RE test.
|
|||
var variants = []; |
|||
var extensions = []; |
|||
var parts = locale.split(/-/); |
|||
for (var i = 1; i < parts.length; i++) { |
|||
var value = parts[i]; |
|||
if (LANGUAGE_VARIANT_RE.test(value) === true && extensions.length === 0) { |
|||
if (variants.indexOf(value) === -1) { |
|||
variants.push(value); |
|||
} else { |
|||
return false; |
|||
} |
|||
} |
|||
|
|||
if (LANGUAGE_SINGLETON_RE.test(value) === true) { |
|||
if (extensions.indexOf(value) === -1) { |
|||
extensions.push(value); |
|||
} else { |
|||
return false; |
|||
} |
|||
} |
|||
} |
|||
|
|||
return true; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Builds a regular expresion that validates the language tag |
|||
* against bcp47 spec. |
|||
* Uses http://tools.ietf.org/html/bcp47, section 2.1, ABNF.
|
|||
* Runs on load and initializes the global REs. |
|||
*/ |
|||
(function() { |
|||
var alpha = '[a-zA-Z]'; |
|||
var digit = '[0-9]'; |
|||
var alphanum = '(' + alpha + '|' + digit + ')'; |
|||
var regular = '(art-lojban|cel-gaulish|no-bok|no-nyn|zh-guoyu|zh-hakka|' + |
|||
'zh-min|zh-min-nan|zh-xiang)'; |
|||
var irregular = '(en-GB-oed|i-ami|i-bnn|i-default|i-enochian|i-hak|' + |
|||
'i-klingon|i-lux|i-mingo|i-navajo|i-pwn|i-tao|i-tay|' + |
|||
'i-tsu|sgn-BE-FR|sgn-BE-NL|sgn-CH-DE)'; |
|||
var grandfathered = '(' + irregular + '|' + regular + ')'; |
|||
var privateUse = '(x(-' + alphanum + '{1,8})+)'; |
|||
|
|||
var singleton = '(' + digit + '|[A-WY-Za-wy-z])'; |
|||
LANGUAGE_SINGLETON_RE = new RegExp('^' + singleton + '$', 'i'); |
|||
|
|||
var extension = '(' + singleton + '(-' + alphanum + '{2,8})+)'; |
|||
|
|||
var variant = '(' + alphanum + '{5,8}|(' + digit + alphanum + '{3}))'; |
|||
LANGUAGE_VARIANT_RE = new RegExp('^' + variant + '$', 'i'); |
|||
|
|||
var region = '(' + alpha + '{2}|' + digit + '{3})'; |
|||
var script = '(' + alpha + '{4})'; |
|||
var extLang = '(' + alpha + '{3}(-' + alpha + '{3}){0,2})'; |
|||
var language = '(' + alpha + '{2,3}(-' + extLang + ')?|' + alpha + '{4}|' + |
|||
alpha + '{5,8})'; |
|||
var langTag = language + '(-' + script + ')?(-' + region + ')?(-' + |
|||
variant + ')*(-' + extension + ')*(-' + privateUse + ')?'; |
|||
|
|||
var languageTag = |
|||
'^(' + langTag + '|' + privateUse + '|' + grandfathered + ')$'; |
|||
LANGUAGE_TAG_RE = new RegExp(languageTag, 'i'); |
|||
})(); |
|||
@ -0,0 +1,418 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#include "number-format.h" |
|||
|
|||
#include <string.h> |
|||
|
|||
#include "i18n-utils.h" |
|||
#include "unicode/curramt.h" |
|||
#include "unicode/dcfmtsym.h" |
|||
#include "unicode/decimfmt.h" |
|||
#include "unicode/locid.h" |
|||
#include "unicode/numfmt.h" |
|||
#include "unicode/numsys.h" |
|||
#include "unicode/uchar.h" |
|||
#include "unicode/ucurr.h" |
|||
#include "unicode/unum.h" |
|||
#include "unicode/uversion.h" |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
static icu::DecimalFormat* InitializeNumberFormat(v8::Handle<v8::String>, |
|||
v8::Handle<v8::Object>, |
|||
v8::Handle<v8::Object>); |
|||
static icu::DecimalFormat* CreateICUNumberFormat(const icu::Locale&, |
|||
v8::Handle<v8::Object>); |
|||
static void SetResolvedSettings(const icu::Locale&, |
|||
icu::DecimalFormat*, |
|||
v8::Handle<v8::Object>); |
|||
|
|||
icu::DecimalFormat* NumberFormat::UnpackNumberFormat( |
|||
v8::Handle<v8::Object> obj) { |
|||
v8::HandleScope handle_scope; |
|||
|
|||
// v8::ObjectTemplate doesn't have HasInstance method so we can't check
|
|||
// if obj is an instance of NumberFormat class. We'll check for a property
|
|||
// that has to be in the object. The same applies to other services, like
|
|||
// Collator and DateTimeFormat.
|
|||
if (obj->HasOwnProperty(v8::String::New("numberFormat"))) { |
|||
return static_cast<icu::DecimalFormat*>( |
|||
obj->GetAlignedPointerFromInternalField(0)); |
|||
} |
|||
|
|||
return NULL; |
|||
} |
|||
|
|||
void NumberFormat::DeleteNumberFormat(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param) { |
|||
// First delete the hidden C++ object.
|
|||
// Unpacking should never return NULL here. That would only happen if
|
|||
// this method is used as the weak callback for persistent handles not
|
|||
// pointing to a date time formatter.
|
|||
v8::HandleScope handle_scope(isolate); |
|||
v8::Local<v8::Object> handle = v8::Local<v8::Object>::New(isolate, *object); |
|||
delete UnpackNumberFormat(handle); |
|||
|
|||
// Then dispose of the persistent handle to JS object.
|
|||
object->Dispose(isolate); |
|||
} |
|||
|
|||
void NumberFormat::JSInternalFormat( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
if (args.Length() != 2 || !args[0]->IsObject() || !args[1]->IsNumber()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Formatter and numeric value have to be specified."))); |
|||
return; |
|||
} |
|||
|
|||
icu::DecimalFormat* number_format = UnpackNumberFormat(args[0]->ToObject()); |
|||
if (!number_format) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("NumberFormat method called on an object " |
|||
"that is not a NumberFormat."))); |
|||
return; |
|||
} |
|||
|
|||
// ICU will handle actual NaN value properly and return NaN string.
|
|||
icu::UnicodeString result; |
|||
number_format->format(args[1]->NumberValue(), result); |
|||
|
|||
args.GetReturnValue().Set(v8::String::New( |
|||
reinterpret_cast<const uint16_t*>(result.getBuffer()), result.length())); |
|||
} |
|||
|
|||
void NumberFormat::JSInternalParse( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
if (args.Length() != 2 || !args[0]->IsObject() || !args[1]->IsString()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Formatter and string have to be specified."))); |
|||
return; |
|||
} |
|||
|
|||
icu::DecimalFormat* number_format = UnpackNumberFormat(args[0]->ToObject()); |
|||
if (!number_format) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("NumberFormat method called on an object " |
|||
"that is not a NumberFormat."))); |
|||
return; |
|||
} |
|||
|
|||
// ICU will handle actual NaN value properly and return NaN string.
|
|||
icu::UnicodeString string_number; |
|||
if (!Utils::V8StringToUnicodeString(args[1]->ToString(), &string_number)) { |
|||
string_number = ""; |
|||
} |
|||
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::Formattable result; |
|||
// ICU 4.6 doesn't support parseCurrency call. We need to wait for ICU49
|
|||
// to be part of Chrome.
|
|||
// TODO(cira): Include currency parsing code using parseCurrency call.
|
|||
// We need to check if the formatter parses all currencies or only the
|
|||
// one it was constructed with (it will impact the API - how to return ISO
|
|||
// code and the value).
|
|||
number_format->parse(string_number, result, status); |
|||
if (U_FAILURE(status)) { |
|||
return; |
|||
} |
|||
|
|||
switch (result.getType()) { |
|||
case icu::Formattable::kDouble: |
|||
args.GetReturnValue().Set(result.getDouble()); |
|||
return; |
|||
case icu::Formattable::kLong: |
|||
args.GetReturnValue().Set(v8::Number::New(result.getLong())); |
|||
return; |
|||
case icu::Formattable::kInt64: |
|||
args.GetReturnValue().Set(v8::Number::New(result.getInt64())); |
|||
return; |
|||
default: |
|||
return; |
|||
} |
|||
} |
|||
|
|||
void NumberFormat::JSCreateNumberFormat( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args) { |
|||
if (args.Length() != 3 || |
|||
!args[0]->IsString() || |
|||
!args[1]->IsObject() || |
|||
!args[2]->IsObject()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Internal error, wrong parameters."))); |
|||
return; |
|||
} |
|||
|
|||
v8::Isolate* isolate = args.GetIsolate(); |
|||
v8::Local<v8::ObjectTemplate> number_format_template = |
|||
Utils::GetTemplate(isolate); |
|||
|
|||
// Create an empty object wrapper.
|
|||
v8::Local<v8::Object> local_object = number_format_template->NewInstance(); |
|||
// But the handle shouldn't be empty.
|
|||
// That can happen if there was a stack overflow when creating the object.
|
|||
if (local_object.IsEmpty()) { |
|||
args.GetReturnValue().Set(local_object); |
|||
return; |
|||
} |
|||
|
|||
// Set number formatter as internal field of the resulting JS object.
|
|||
icu::DecimalFormat* number_format = InitializeNumberFormat( |
|||
args[0]->ToString(), args[1]->ToObject(), args[2]->ToObject()); |
|||
|
|||
if (!number_format) { |
|||
v8::ThrowException(v8::Exception::Error(v8::String::New( |
|||
"Internal error. Couldn't create ICU number formatter."))); |
|||
return; |
|||
} else { |
|||
local_object->SetAlignedPointerInInternalField(0, number_format); |
|||
|
|||
v8::TryCatch try_catch; |
|||
local_object->Set(v8::String::New("numberFormat"), |
|||
v8::String::New("valid")); |
|||
if (try_catch.HasCaught()) { |
|||
v8::ThrowException(v8::Exception::Error( |
|||
v8::String::New("Internal error, couldn't set property."))); |
|||
return; |
|||
} |
|||
} |
|||
|
|||
v8::Persistent<v8::Object> wrapper(isolate, local_object); |
|||
// Make object handle weak so we can delete iterator once GC kicks in.
|
|||
wrapper.MakeWeak<void>(NULL, &DeleteNumberFormat); |
|||
args.GetReturnValue().Set(wrapper); |
|||
wrapper.ClearAndLeak(); |
|||
} |
|||
|
|||
static icu::DecimalFormat* InitializeNumberFormat( |
|||
v8::Handle<v8::String> locale, |
|||
v8::Handle<v8::Object> options, |
|||
v8::Handle<v8::Object> resolved) { |
|||
// Convert BCP47 into ICU locale format.
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::Locale icu_locale; |
|||
char icu_result[ULOC_FULLNAME_CAPACITY]; |
|||
int icu_length = 0; |
|||
v8::String::AsciiValue bcp47_locale(locale); |
|||
if (bcp47_locale.length() != 0) { |
|||
uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
|||
&icu_length, &status); |
|||
if (U_FAILURE(status) || icu_length == 0) { |
|||
return NULL; |
|||
} |
|||
icu_locale = icu::Locale(icu_result); |
|||
} |
|||
|
|||
icu::DecimalFormat* number_format = |
|||
CreateICUNumberFormat(icu_locale, options); |
|||
if (!number_format) { |
|||
// Remove extensions and try again.
|
|||
icu::Locale no_extension_locale(icu_locale.getBaseName()); |
|||
number_format = CreateICUNumberFormat(no_extension_locale, options); |
|||
|
|||
// Set resolved settings (pattern, numbering system).
|
|||
SetResolvedSettings(no_extension_locale, number_format, resolved); |
|||
} else { |
|||
SetResolvedSettings(icu_locale, number_format, resolved); |
|||
} |
|||
|
|||
return number_format; |
|||
} |
|||
|
|||
static icu::DecimalFormat* CreateICUNumberFormat( |
|||
const icu::Locale& icu_locale, v8::Handle<v8::Object> options) { |
|||
// Make formatter from options. Numbering system is added
|
|||
// to the locale as Unicode extension (if it was specified at all).
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::DecimalFormat* number_format = NULL; |
|||
icu::UnicodeString style; |
|||
icu::UnicodeString currency; |
|||
if (Utils::ExtractStringSetting(options, "style", &style)) { |
|||
if (style == UNICODE_STRING_SIMPLE("currency")) { |
|||
Utils::ExtractStringSetting(options, "currency", ¤cy); |
|||
|
|||
icu::UnicodeString display; |
|||
Utils::ExtractStringSetting(options, "currencyDisplay", &display); |
|||
#if (U_ICU_VERSION_MAJOR_NUM == 4) && (U_ICU_VERSION_MINOR_NUM <= 6) |
|||
icu::NumberFormat::EStyles style; |
|||
if (display == UNICODE_STRING_SIMPLE("code")) { |
|||
style = icu::NumberFormat::kIsoCurrencyStyle; |
|||
} else if (display == UNICODE_STRING_SIMPLE("name")) { |
|||
style = icu::NumberFormat::kPluralCurrencyStyle; |
|||
} else { |
|||
style = icu::NumberFormat::kCurrencyStyle; |
|||
} |
|||
#else // ICU version is 4.8 or above (we ignore versions below 4.0).
|
|||
UNumberFormatStyle style; |
|||
if (display == UNICODE_STRING_SIMPLE("code")) { |
|||
style = UNUM_CURRENCY_ISO; |
|||
} else if (display == UNICODE_STRING_SIMPLE("name")) { |
|||
style = UNUM_CURRENCY_PLURAL; |
|||
} else { |
|||
style = UNUM_CURRENCY; |
|||
} |
|||
#endif |
|||
|
|||
number_format = static_cast<icu::DecimalFormat*>( |
|||
icu::NumberFormat::createInstance(icu_locale, style, status)); |
|||
} else if (style == UNICODE_STRING_SIMPLE("percent")) { |
|||
number_format = static_cast<icu::DecimalFormat*>( |
|||
icu::NumberFormat::createPercentInstance(icu_locale, status)); |
|||
if (U_FAILURE(status)) { |
|||
delete number_format; |
|||
return NULL; |
|||
} |
|||
// Make sure 1.1% doesn't go into 2%.
|
|||
number_format->setMinimumFractionDigits(1); |
|||
} else { |
|||
// Make a decimal instance by default.
|
|||
number_format = static_cast<icu::DecimalFormat*>( |
|||
icu::NumberFormat::createInstance(icu_locale, status)); |
|||
} |
|||
} |
|||
|
|||
if (U_FAILURE(status)) { |
|||
delete number_format; |
|||
return NULL; |
|||
} |
|||
|
|||
// Set all options.
|
|||
if (!currency.isEmpty()) { |
|||
number_format->setCurrency(currency.getBuffer(), status); |
|||
} |
|||
|
|||
int32_t digits; |
|||
if (Utils::ExtractIntegerSetting( |
|||
options, "minimumIntegerDigits", &digits)) { |
|||
number_format->setMinimumIntegerDigits(digits); |
|||
} |
|||
|
|||
if (Utils::ExtractIntegerSetting( |
|||
options, "minimumFractionDigits", &digits)) { |
|||
number_format->setMinimumFractionDigits(digits); |
|||
} |
|||
|
|||
if (Utils::ExtractIntegerSetting( |
|||
options, "maximumFractionDigits", &digits)) { |
|||
number_format->setMaximumFractionDigits(digits); |
|||
} |
|||
|
|||
bool significant_digits_used = false; |
|||
if (Utils::ExtractIntegerSetting( |
|||
options, "minimumSignificantDigits", &digits)) { |
|||
number_format->setMinimumSignificantDigits(digits); |
|||
significant_digits_used = true; |
|||
} |
|||
|
|||
if (Utils::ExtractIntegerSetting( |
|||
options, "maximumSignificantDigits", &digits)) { |
|||
number_format->setMaximumSignificantDigits(digits); |
|||
significant_digits_used = true; |
|||
} |
|||
|
|||
number_format->setSignificantDigitsUsed(significant_digits_used); |
|||
|
|||
bool grouping; |
|||
if (Utils::ExtractBooleanSetting(options, "useGrouping", &grouping)) { |
|||
number_format->setGroupingUsed(grouping); |
|||
} |
|||
|
|||
// Set rounding mode.
|
|||
number_format->setRoundingMode(icu::DecimalFormat::kRoundHalfUp); |
|||
|
|||
return number_format; |
|||
} |
|||
|
|||
static void SetResolvedSettings(const icu::Locale& icu_locale, |
|||
icu::DecimalFormat* number_format, |
|||
v8::Handle<v8::Object> resolved) { |
|||
icu::UnicodeString pattern; |
|||
number_format->toPattern(pattern); |
|||
resolved->Set(v8::String::New("pattern"), |
|||
v8::String::New(reinterpret_cast<const uint16_t*>( |
|||
pattern.getBuffer()), pattern.length())); |
|||
|
|||
// Set resolved currency code in options.currency if not empty.
|
|||
icu::UnicodeString currency(number_format->getCurrency()); |
|||
if (!currency.isEmpty()) { |
|||
resolved->Set(v8::String::New("currency"), |
|||
v8::String::New(reinterpret_cast<const uint16_t*>( |
|||
currency.getBuffer()), currency.length())); |
|||
} |
|||
|
|||
// Ugly hack. ICU doesn't expose numbering system in any way, so we have
|
|||
// to assume that for given locale NumberingSystem constructor produces the
|
|||
// same digits as NumberFormat would.
|
|||
UErrorCode status = U_ZERO_ERROR; |
|||
icu::NumberingSystem* numbering_system = |
|||
icu::NumberingSystem::createInstance(icu_locale, status); |
|||
if (U_SUCCESS(status)) { |
|||
const char* ns = numbering_system->getName(); |
|||
resolved->Set(v8::String::New("numberingSystem"), v8::String::New(ns)); |
|||
} else { |
|||
resolved->Set(v8::String::New("numberingSystem"), v8::Undefined()); |
|||
} |
|||
delete numbering_system; |
|||
|
|||
resolved->Set(v8::String::New("useGrouping"), |
|||
v8::Boolean::New(number_format->isGroupingUsed())); |
|||
|
|||
resolved->Set(v8::String::New("minimumIntegerDigits"), |
|||
v8::Integer::New(number_format->getMinimumIntegerDigits())); |
|||
|
|||
resolved->Set(v8::String::New("minimumFractionDigits"), |
|||
v8::Integer::New(number_format->getMinimumFractionDigits())); |
|||
|
|||
resolved->Set(v8::String::New("maximumFractionDigits"), |
|||
v8::Integer::New(number_format->getMaximumFractionDigits())); |
|||
|
|||
if (resolved->HasOwnProperty(v8::String::New("minimumSignificantDigits"))) { |
|||
resolved->Set(v8::String::New("minimumSignificantDigits"), v8::Integer::New( |
|||
number_format->getMinimumSignificantDigits())); |
|||
} |
|||
|
|||
if (resolved->HasOwnProperty(v8::String::New("maximumSignificantDigits"))) { |
|||
resolved->Set(v8::String::New("maximumSignificantDigits"), v8::Integer::New( |
|||
number_format->getMaximumSignificantDigits())); |
|||
} |
|||
|
|||
// Set the locale
|
|||
char result[ULOC_FULLNAME_CAPACITY]; |
|||
status = U_ZERO_ERROR; |
|||
uloc_toLanguageTag( |
|||
icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status); |
|||
if (U_SUCCESS(status)) { |
|||
resolved->Set(v8::String::New("locale"), v8::String::New(result)); |
|||
} else { |
|||
// This would never happen, since we got the locale from ICU.
|
|||
resolved->Set(v8::String::New("locale"), v8::String::New("und")); |
|||
} |
|||
} |
|||
|
|||
} // namespace v8_i18n
|
|||
@ -0,0 +1,69 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
#ifndef V8_EXTENSIONS_I18N_NUMBER_FORMAT_H_ |
|||
#define V8_EXTENSIONS_I18N_NUMBER_FORMAT_H_ |
|||
|
|||
#include "unicode/uversion.h" |
|||
#include "v8.h" |
|||
|
|||
namespace U_ICU_NAMESPACE { |
|||
class DecimalFormat; |
|||
} |
|||
|
|||
namespace v8_i18n { |
|||
|
|||
class NumberFormat { |
|||
public: |
|||
static void JSCreateNumberFormat( |
|||
const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Helper methods for various bindings.
|
|||
|
|||
// Unpacks date format object from corresponding JavaScript object.
|
|||
static icu::DecimalFormat* UnpackNumberFormat(v8::Handle<v8::Object> obj); |
|||
|
|||
// Release memory we allocated for the NumberFormat once the JS object that
|
|||
// holds the pointer gets garbage collected.
|
|||
static void DeleteNumberFormat(v8::Isolate* isolate, |
|||
v8::Persistent<v8::Object>* object, |
|||
void* param); |
|||
|
|||
// Formats number and returns corresponding string.
|
|||
static void JSInternalFormat(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
// Parses a string and returns a number.
|
|||
static void JSInternalParse(const v8::FunctionCallbackInfo<v8::Value>& args); |
|||
|
|||
private: |
|||
NumberFormat(); |
|||
}; |
|||
|
|||
} // namespace v8_i18n
|
|||
|
|||
#endif // V8_EXTENSIONS_I18N_NUMBER_FORMAT_H_
|
|||
@ -0,0 +1,295 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
/** |
|||
* Verifies that the input is a well-formed ISO 4217 currency code. |
|||
* Don't uppercase to test. It could convert invalid code into a valid one. |
|||
* For example \u00DFP (Eszett+P) becomes SSP. |
|||
*/ |
|||
function isWellFormedCurrencyCode(currency) { |
|||
return typeof currency == "string" && |
|||
currency.length == 3 && |
|||
currency.match(/[^A-Za-z]/) == null; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns the valid digit count for a property, or throws RangeError on |
|||
* a value out of the range. |
|||
*/ |
|||
function getNumberOption(options, property, min, max, fallback) { |
|||
var value = options[property]; |
|||
if (value !== undefined) { |
|||
value = Number(value); |
|||
if (isNaN(value) || value < min || value > max) { |
|||
throw new RangeError(property + ' value is out of range.'); |
|||
} |
|||
return Math.floor(value); |
|||
} |
|||
|
|||
return fallback; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Initializes the given object so it's a valid NumberFormat instance. |
|||
* Useful for subclassing. |
|||
*/ |
|||
function initializeNumberFormat(numberFormat, locales, options) { |
|||
native function NativeJSCreateNumberFormat(); |
|||
|
|||
if (numberFormat.hasOwnProperty('__initializedIntlObject')) { |
|||
throw new TypeError('Trying to re-initialize NumberFormat object.'); |
|||
} |
|||
|
|||
if (options === undefined) { |
|||
options = {}; |
|||
} |
|||
|
|||
var getOption = getGetOption(options, 'numberformat'); |
|||
|
|||
var locale = resolveLocale('numberformat', locales, options); |
|||
|
|||
var internalOptions = {}; |
|||
defineWEProperty(internalOptions, 'style', getOption( |
|||
'style', 'string', ['decimal', 'percent', 'currency'], 'decimal')); |
|||
|
|||
var currency = getOption('currency', 'string'); |
|||
if (currency !== undefined && !isWellFormedCurrencyCode(currency)) { |
|||
throw new RangeError('Invalid currency code: ' + currency); |
|||
} |
|||
|
|||
if (internalOptions.style === 'currency' && currency === undefined) { |
|||
throw new TypeError('Currency code is required with currency style.'); |
|||
} |
|||
|
|||
var currencyDisplay = getOption( |
|||
'currencyDisplay', 'string', ['code', 'symbol', 'name'], 'symbol'); |
|||
if (internalOptions.style === 'currency') { |
|||
defineWEProperty(internalOptions, 'currency', currency.toUpperCase()); |
|||
defineWEProperty(internalOptions, 'currencyDisplay', currencyDisplay); |
|||
} |
|||
|
|||
// Digit ranges.
|
|||
var mnid = getNumberOption(options, 'minimumIntegerDigits', 1, 21, 1); |
|||
defineWEProperty(internalOptions, 'minimumIntegerDigits', mnid); |
|||
|
|||
var mnfd = getNumberOption(options, 'minimumFractionDigits', 0, 20, 0); |
|||
defineWEProperty(internalOptions, 'minimumFractionDigits', mnfd); |
|||
|
|||
var mxfd = getNumberOption(options, 'maximumFractionDigits', mnfd, 20, 3); |
|||
defineWEProperty(internalOptions, 'maximumFractionDigits', mxfd); |
|||
|
|||
var mnsd = options['minimumSignificantDigits']; |
|||
var mxsd = options['maximumSignificantDigits']; |
|||
if (mnsd !== undefined || mxsd !== undefined) { |
|||
mnsd = getNumberOption(options, 'minimumSignificantDigits', 1, 21, 0); |
|||
defineWEProperty(internalOptions, 'minimumSignificantDigits', mnsd); |
|||
|
|||
mxsd = getNumberOption(options, 'maximumSignificantDigits', mnsd, 21, 21); |
|||
defineWEProperty(internalOptions, 'maximumSignificantDigits', mxsd); |
|||
} |
|||
|
|||
// Grouping.
|
|||
defineWEProperty(internalOptions, 'useGrouping', getOption( |
|||
'useGrouping', 'boolean', undefined, true)); |
|||
|
|||
// ICU prefers options to be passed using -u- extension key/values for
|
|||
// number format, so we need to build that.
|
|||
var extensionMap = parseExtension(locale.extension); |
|||
var extension = setOptions(options, extensionMap, NUMBER_FORMAT_KEY_MAP, |
|||
getOption, internalOptions); |
|||
|
|||
var requestedLocale = locale.locale + extension; |
|||
var resolved = Object.defineProperties({}, { |
|||
currency: {writable: true}, |
|||
currencyDisplay: {writable: true}, |
|||
locale: {writable: true}, |
|||
maximumFractionDigits: {writable: true}, |
|||
minimumFractionDigits: {writable: true}, |
|||
minimumIntegerDigits: {writable: true}, |
|||
numberingSystem: {writable: true}, |
|||
requestedLocale: {value: requestedLocale, writable: true}, |
|||
style: {value: internalOptions.style, writable: true}, |
|||
useGrouping: {writable: true} |
|||
}); |
|||
if (internalOptions.hasOwnProperty('minimumSignificantDigits')) { |
|||
defineWEProperty(resolved, 'minimumSignificantDigits', undefined); |
|||
} |
|||
if (internalOptions.hasOwnProperty('maximumSignificantDigits')) { |
|||
defineWEProperty(resolved, 'maximumSignificantDigits', undefined); |
|||
} |
|||
var formatter = NativeJSCreateNumberFormat(requestedLocale, |
|||
internalOptions, |
|||
resolved); |
|||
|
|||
// We can't get information about number or currency style from ICU, so we
|
|||
// assume user request was fulfilled.
|
|||
if (internalOptions.style === 'currency') { |
|||
Object.defineProperty(resolved, 'currencyDisplay', {value: currencyDisplay, |
|||
writable: true}); |
|||
} |
|||
|
|||
Object.defineProperty(numberFormat, 'formatter', {value: formatter}); |
|||
Object.defineProperty(numberFormat, 'resolved', {value: resolved}); |
|||
Object.defineProperty(numberFormat, '__initializedIntlObject', |
|||
{value: 'numberformat'}); |
|||
|
|||
return numberFormat; |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Constructs Intl.NumberFormat object given optional locales and options |
|||
* parameters. |
|||
* |
|||
* @constructor |
|||
*/ |
|||
%SetProperty(Intl, 'NumberFormat', function() { |
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
|
|||
if (!this || this === Intl) { |
|||
// Constructor is called as a function.
|
|||
return new Intl.NumberFormat(locales, options); |
|||
} |
|||
|
|||
return initializeNumberFormat(toObject(this), locales, options); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
|
|||
|
|||
/** |
|||
* NumberFormat resolvedOptions method. |
|||
*/ |
|||
%SetProperty(Intl.NumberFormat.prototype, 'resolvedOptions', function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
if (!this || typeof this !== 'object' || |
|||
this.__initializedIntlObject !== 'numberformat') { |
|||
throw new TypeError('resolvedOptions method called on a non-object' + |
|||
' or on a object that is not Intl.NumberFormat.'); |
|||
} |
|||
|
|||
var format = this; |
|||
var locale = getOptimalLanguageTag(format.resolved.requestedLocale, |
|||
format.resolved.locale); |
|||
|
|||
var result = { |
|||
locale: locale, |
|||
numberingSystem: format.resolved.numberingSystem, |
|||
style: format.resolved.style, |
|||
useGrouping: format.resolved.useGrouping, |
|||
minimumIntegerDigits: format.resolved.minimumIntegerDigits, |
|||
minimumFractionDigits: format.resolved.minimumFractionDigits, |
|||
maximumFractionDigits: format.resolved.maximumFractionDigits, |
|||
}; |
|||
|
|||
if (result.style === 'currency') { |
|||
defineWECProperty(result, 'currency', format.resolved.currency); |
|||
defineWECProperty(result, 'currencyDisplay', |
|||
format.resolved.currencyDisplay); |
|||
} |
|||
|
|||
if (format.resolved.hasOwnProperty('minimumSignificantDigits')) { |
|||
defineWECProperty(result, 'minimumSignificantDigits', |
|||
format.resolved.minimumSignificantDigits); |
|||
} |
|||
|
|||
if (format.resolved.hasOwnProperty('maximumSignificantDigits')) { |
|||
defineWECProperty(result, 'maximumSignificantDigits', |
|||
format.resolved.maximumSignificantDigits); |
|||
} |
|||
|
|||
return result; |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.NumberFormat.prototype.resolvedOptions, |
|||
'resolvedOptions'); |
|||
%FunctionRemovePrototype(Intl.NumberFormat.prototype.resolvedOptions); |
|||
%SetNativeFlag(Intl.NumberFormat.prototype.resolvedOptions); |
|||
|
|||
|
|||
/** |
|||
* Returns the subset of the given locale list for which this locale list |
|||
* has a matching (possibly fallback) locale. Locales appear in the same |
|||
* order in the returned list as in the input list. |
|||
* Options are optional parameter. |
|||
*/ |
|||
%SetProperty(Intl.NumberFormat, 'supportedLocalesOf', function(locales) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
return supportedLocalesOf('numberformat', locales, arguments[1]); |
|||
}, |
|||
ATTRIBUTES.DONT_ENUM |
|||
); |
|||
%FunctionSetName(Intl.NumberFormat.supportedLocalesOf, 'supportedLocalesOf'); |
|||
%FunctionRemovePrototype(Intl.NumberFormat.supportedLocalesOf); |
|||
%SetNativeFlag(Intl.NumberFormat.supportedLocalesOf); |
|||
|
|||
|
|||
/** |
|||
* Returns a String value representing the result of calling ToNumber(value) |
|||
* according to the effective locale and the formatting options of this |
|||
* NumberFormat. |
|||
*/ |
|||
function formatNumber(formatter, value) { |
|||
native function NativeJSInternalNumberFormat(); |
|||
|
|||
// Spec treats -0 and +0 as 0.
|
|||
var number = Number(value); |
|||
if (number === -0) { |
|||
number = 0; |
|||
} |
|||
|
|||
return NativeJSInternalNumberFormat(formatter.formatter, number); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Returns a Number that represents string value that was passed in. |
|||
*/ |
|||
function parseNumber(formatter, value) { |
|||
native function NativeJSInternalNumberParse(); |
|||
|
|||
return NativeJSInternalNumberParse(formatter.formatter, String(value)); |
|||
} |
|||
|
|||
|
|||
addBoundMethod(Intl.NumberFormat, 'format', formatNumber, 1); |
|||
addBoundMethod(Intl.NumberFormat, 'v8Parse', parseNumber, 1); |
|||
@ -0,0 +1,220 @@ |
|||
// Copyright 2013 the V8 project authors. All rights reserved.
|
|||
// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
|||
// met:
|
|||
//
|
|||
// * Redistributions of source code must retain the above copyright
|
|||
// notice, this list of conditions and the following disclaimer.
|
|||
// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
|||
// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
|||
// * Neither the name of Google Inc. nor the names of its
|
|||
// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
|||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|||
// limitations under the License.
|
|||
|
|||
// ECMAScript 402 API implementation is broken into separate files for
|
|||
// each service. The build system combines them together into one
|
|||
// Intl namespace.
|
|||
|
|||
|
|||
// Save references to Intl objects and methods we use, for added security.
|
|||
var savedObjects = { |
|||
'collator': Intl.Collator, |
|||
'numberformat': Intl.NumberFormat, |
|||
'dateformatall': Intl.DateTimeFormat, |
|||
'dateformatdate': Intl.DateTimeFormat, |
|||
'dateformattime': Intl.DateTimeFormat |
|||
}; |
|||
|
|||
|
|||
// Default (created with undefined locales and options parameters) collator,
|
|||
// number and date format instances. They'll be created as needed.
|
|||
var defaultObjects = { |
|||
'collator': undefined, |
|||
'numberformat': undefined, |
|||
'dateformatall': undefined, |
|||
'dateformatdate': undefined, |
|||
'dateformattime': undefined, |
|||
}; |
|||
|
|||
|
|||
/** |
|||
* Returns cached or newly created instance of a given service. |
|||
* We cache only default instances (where no locales or options are provided). |
|||
*/ |
|||
function cachedOrNewService(service, locales, options, defaults) { |
|||
var useOptions = (defaults === undefined) ? options : defaults; |
|||
if (locales === undefined && options === undefined) { |
|||
if (defaultObjects[service] === undefined) { |
|||
defaultObjects[service] = new savedObjects[service](locales, useOptions); |
|||
} |
|||
return defaultObjects[service]; |
|||
} |
|||
return new savedObjects[service](locales, useOptions); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Compares this and that, and returns less than 0, 0 or greater than 0 value. |
|||
* Overrides the built-in method. |
|||
*/ |
|||
Object.defineProperty(String.prototype, 'localeCompare', { |
|||
value: function(that) { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
if (this === undefined || this === null) { |
|||
throw new TypeError('Method invoked on undefined or null value.'); |
|||
} |
|||
|
|||
var locales = arguments[1]; |
|||
var options = arguments[2]; |
|||
var collator = cachedOrNewService('collator', locales, options); |
|||
return compare(collator, this, that); |
|||
}, |
|||
writable: true, |
|||
configurable: true, |
|||
enumerable: false |
|||
}); |
|||
%FunctionSetName(String.prototype.localeCompare, 'localeCompare'); |
|||
%FunctionRemovePrototype(String.prototype.localeCompare); |
|||
%SetNativeFlag(String.prototype.localeCompare); |
|||
|
|||
|
|||
/** |
|||
* Formats a Number object (this) using locale and options values. |
|||
* If locale or options are omitted, defaults are used. |
|||
*/ |
|||
Object.defineProperty(Number.prototype, 'toLocaleString', { |
|||
value: function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
if (!(this instanceof Number) && typeof(this) !== 'number') { |
|||
throw new TypeError('Method invoked on an object that is not Number.'); |
|||
} |
|||
|
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
var numberFormat = cachedOrNewService('numberformat', locales, options); |
|||
return formatNumber(numberFormat, this); |
|||
}, |
|||
writable: true, |
|||
configurable: true, |
|||
enumerable: false |
|||
}); |
|||
%FunctionSetName(Number.prototype.toLocaleString, 'toLocaleString'); |
|||
%FunctionRemovePrototype(Number.prototype.toLocaleString); |
|||
%SetNativeFlag(Number.prototype.toLocaleString); |
|||
|
|||
|
|||
/** |
|||
* Returns actual formatted date or fails if date parameter is invalid. |
|||
*/ |
|||
function toLocaleDateTime(date, locales, options, required, defaults, service) { |
|||
if (!(date instanceof Date)) { |
|||
throw new TypeError('Method invoked on an object that is not Date.'); |
|||
} |
|||
|
|||
if (isNaN(date)) { |
|||
return 'Invalid Date'; |
|||
} |
|||
|
|||
var internalOptions = toDateTimeOptions(options, required, defaults); |
|||
|
|||
var dateFormat = |
|||
cachedOrNewService(service, locales, options, internalOptions); |
|||
|
|||
return formatDate(dateFormat, date); |
|||
} |
|||
|
|||
|
|||
/** |
|||
* Formats a Date object (this) using locale and options values. |
|||
* If locale or options are omitted, defaults are used - both date and time are |
|||
* present in the output. |
|||
*/ |
|||
Object.defineProperty(Date.prototype, 'toLocaleString', { |
|||
value: function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
return toLocaleDateTime( |
|||
this, locales, options, 'any', 'all', 'dateformatall'); |
|||
}, |
|||
writable: true, |
|||
configurable: true, |
|||
enumerable: false |
|||
}); |
|||
%FunctionSetName(Date.prototype.toLocaleString, 'toLocaleString'); |
|||
%FunctionRemovePrototype(Date.prototype.toLocaleString); |
|||
%SetNativeFlag(Date.prototype.toLocaleString); |
|||
|
|||
|
|||
/** |
|||
* Formats a Date object (this) using locale and options values. |
|||
* If locale or options are omitted, defaults are used - only date is present |
|||
* in the output. |
|||
*/ |
|||
Object.defineProperty(Date.prototype, 'toLocaleDateString', { |
|||
value: function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
return toLocaleDateTime( |
|||
this, locales, options, 'date', 'date', 'dateformatdate'); |
|||
}, |
|||
writable: true, |
|||
configurable: true, |
|||
enumerable: false |
|||
}); |
|||
%FunctionSetName(Date.prototype.toLocaleDateString, 'toLocaleDateString'); |
|||
%FunctionRemovePrototype(Date.prototype.toLocaleDateString); |
|||
%SetNativeFlag(Date.prototype.toLocaleDateString); |
|||
|
|||
|
|||
/** |
|||
* Formats a Date object (this) using locale and options values. |
|||
* If locale or options are omitted, defaults are used - only time is present |
|||
* in the output. |
|||
*/ |
|||
Object.defineProperty(Date.prototype, 'toLocaleTimeString', { |
|||
value: function() { |
|||
if (%_IsConstructCall()) { |
|||
throw new TypeError(ORDINARY_FUNCTION_CALLED_AS_CONSTRUCTOR); |
|||
} |
|||
|
|||
var locales = arguments[0]; |
|||
var options = arguments[1]; |
|||
return toLocaleDateTime( |
|||
this, locales, options, 'time', 'time', 'dateformattime'); |
|||
}, |
|||
writable: true, |
|||
configurable: true, |
|||
enumerable: false |
|||
}); |
|||
%FunctionSetName(Date.prototype.toLocaleTimeString, 'toLocaleTimeString'); |
|||
%FunctionRemovePrototype(Date.prototype.toLocaleTimeString); |
|||
%SetNativeFlag(Date.prototype.toLocaleTimeString); |
|||
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Reference in new issue