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/*
*******************************************************************************
* Copyright (C) 2015, International Business Machines Corporation
* and others. All Rights Reserved.
*******************************************************************************
* standardplural.cpp
*
* created on: 2015dec14
* created by: Markus W. Scherer
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "unicode/unistr.h"
#include "cstring.h"
#include "standardplural.h"
#include "uassert.h"
U_NAMESPACE_BEGIN
static const char *gKeywords[StandardPlural::COUNT] = {
"zero", "one", "two", "few", "many", "other"
};
const char *StandardPlural::getKeyword(Form p) {
U_ASSERT(ZERO <= p && p < COUNT);
return gKeywords[p];
}
int32_t StandardPlural::indexOrNegativeFromString(const char *keyword) {
switch (*keyword++) {
case 'f':
if (uprv_strcmp(keyword, "ew") == 0) {
return FEW;
}
break;
case 'm':
if (uprv_strcmp(keyword, "any") == 0) {
return MANY;
}
break;
case 'o':
if (uprv_strcmp(keyword, "ther") == 0) {
return OTHER;
} else if (uprv_strcmp(keyword, "ne") == 0) {
return ONE;
}
break;
case 't':
if (uprv_strcmp(keyword, "wo") == 0) {
return TWO;
}
break;
case 'z':
if (uprv_strcmp(keyword, "ero") == 0) {
return ZERO;
}
break;
default:
break;
}
return -1;
}
static const UChar gZero[] = { 0x7A, 0x65, 0x72, 0x6F };
static const UChar gOne[] = { 0x6F, 0x6E, 0x65 };
static const UChar gTwo[] = { 0x74, 0x77, 0x6F };
static const UChar gFew[] = { 0x66, 0x65, 0x77 };
static const UChar gMany[] = { 0x6D, 0x61, 0x6E, 0x79 };
static const UChar gOther[] = { 0x6F, 0x74, 0x68, 0x65, 0x72 };
int32_t StandardPlural::indexOrNegativeFromString(const UnicodeString &keyword) {
switch (keyword.length()) {
case 3:
if (keyword.compare(gOne, 3) == 0) {
return ONE;
} else if (keyword.compare(gTwo, 3) == 0) {
return TWO;
} else if (keyword.compare(gFew, 3) == 0) {
return FEW;
}
break;
case 4:
if (keyword.compare(gMany, 4) == 0) {
return MANY;
} else if (keyword.compare(gZero, 4) == 0) {
return ZERO;
}
break;
case 5:
if (keyword.compare(gOther, 5) == 0) {
return OTHER;
}
break;
default:
break;
}
return -1;
}
int32_t StandardPlural::indexFromString(const char *keyword, UErrorCode &errorCode) {
if (U_FAILURE(errorCode)) { return OTHER; }
int32_t i = indexOrNegativeFromString(keyword);
if (i >= 0) {
return i;
} else {
errorCode = U_ILLEGAL_ARGUMENT_ERROR;
return OTHER;
}
}
int32_t StandardPlural::indexFromString(const UnicodeString &keyword, UErrorCode &errorCode) {
if (U_FAILURE(errorCode)) { return OTHER; }
int32_t i = indexOrNegativeFromString(keyword);
if (i >= 0) {
return i;
} else {
errorCode = U_ILLEGAL_ARGUMENT_ERROR;
return OTHER;
}
}
U_NAMESPACE_END
#endif // !UCONFIG_NO_FORMATTING