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#include "node.h"
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#include "env.h"
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#include "env-inl.h"
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#include "util.h"
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#include "util-inl.h"
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#include "v8.h"
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namespace node {
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using v8::Context;
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using v8::Function;
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using v8::FunctionCallbackInfo;
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using v8::Handle;
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using v8::HeapStatistics;
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using v8::Isolate;
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using v8::Local;
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using v8::Object;
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using v8::String;
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using v8::Uint32;
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using v8::V8;
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using v8::Value;
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void GetHeapStatistics(const FunctionCallbackInfo<Value>& args) {
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Environment* env = Environment::GetCurrent(args);
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Isolate* isolate = args.GetIsolate();
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HeapStatistics s;
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isolate->GetHeapStatistics(&s);
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Local<Object> info = Object::New(isolate);
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// TODO(trevnorris): Setting many object properties in C++ is a significant
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// performance hit. Redo this to pass the results to JS and create/set the
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// properties there.
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#define V(name) \
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info->Set(env->name ## _string(), Uint32::NewFromUnsigned(isolate, s.name()))
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V(total_heap_size);
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V(total_heap_size_executable);
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V(total_physical_size);
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V(used_heap_size);
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V(heap_size_limit);
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#undef V
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args.GetReturnValue().Set(info);
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}
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void SetFlagsFromString(const FunctionCallbackInfo<Value>& args) {
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String::Utf8Value flags(args[0]);
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V8::SetFlagsFromString(*flags, flags.length());
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}
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void InitializeV8Bindings(Handle<Object> target,
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Handle<Value> unused,
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Handle<Context> context) {
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Environment* env = Environment::GetCurrent(context);
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env->SetMethod(target, "getHeapStatistics", GetHeapStatistics);
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env->SetMethod(target, "setFlagsFromString", SetFlagsFromString);
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}
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} // namespace node
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NODE_MODULE_CONTEXT_AWARE_BUILTIN(v8, node::InitializeV8Bindings)
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