49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
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// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE.chromium file.
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#include "native_mate/arguments.h"
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#include "base/strings/stringprintf.h"
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#include "native_mate/converter.h"
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namespace mate {
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Arguments::Arguments()
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: isolate_(NULL),
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info_(NULL),
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next_(0),
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insufficient_arguments_(false) {
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}
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Arguments::Arguments(const MATE_METHOD_ARGS_TYPE& info)
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: isolate_(info.GetIsolate()),
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info_(&info),
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next_(0),
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insufficient_arguments_(false) {
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}
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Arguments::~Arguments() {
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}
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v8::Handle<v8::Value> Arguments::PeekNext() const {
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if (next_ >= info_->Length())
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return v8::Handle<v8::Value>();
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return (*info_)[next_];
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}
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void Arguments::ThrowError() const {
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if (insufficient_arguments_)
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return ThrowTypeError("Insufficient number of arguments.");
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ThrowTypeError(base::StringPrintf(
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"Error processing argument %d.", next_ - 1));
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}
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void Arguments::ThrowTypeError(const std::string& message) const {
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MATE_THROW_EXCEPTION(isolate_, v8::Exception::TypeError(
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StringToV8(isolate_, message)));
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}
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} // namespace mate
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