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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/InspectorCSSParser.h"
#include "mozilla/ServoBindings.h"
#include "mozilla/ServoStyleConsts.h"
#include "mozilla/UniquePtr.h"
namespace mozilla::dom {
InspectorCSSParser::InspectorCSSParser(const nsACString& aText)
: mInput(aText) {
mParserState = Servo_CSSParser_create(&mInput);
}
UniquePtr<InspectorCSSParser> InspectorCSSParser::Constructor(
const GlobalObject& aGlobal, const nsACString& aText) {
return MakeUnique<InspectorCSSParser>(aText);
}
InspectorCSSParser::~InspectorCSSParser() {
Servo_CSSParser_destroy(mParserState);
mParserState = nullptr;
}
uint32_t InspectorCSSParser::LineNumber() const { return mLineNumber; }
uint32_t InspectorCSSParser::ColumnNumber() const {
// mColumnNumber is 1-based, but consumers expect 0-based.
return mColumnNumber - 1;
}
void InspectorCSSParser::NextToken(Nullable<InspectorCSSToken>& aResult) {
StyleCSSToken cssToken;
if (!Servo_CSSParser_NextToken(&mInput, mParserState, &cssToken)) {
aResult.SetNull();
mLineNumber = Servo_CSSParser_GetCurrentLine(mParserState);
mColumnNumber = Servo_CSSParser_GetCurrentColumn(mParserState);
return;
}
InspectorCSSToken& inspectorCssToken = aResult.SetValue();
inspectorCssToken.mText.Append(cssToken.text);
inspectorCssToken.mTokenType.Append(cssToken.token_type);
if (cssToken.has_value) {
inspectorCssToken.mValue.Append(cssToken.value);
} else {
inspectorCssToken.mValue.SetIsVoid(true);
}
if (cssToken.has_unit) {
inspectorCssToken.mUnit.Append(cssToken.unit);
} else {
inspectorCssToken.mUnit.SetIsVoid(true);
}
if (cssToken.has_number) {
// Reduce precision to avoid floating point inprecision
inspectorCssToken.mNumber = round(cssToken.number * 100) / 100.0;
}
mLineNumber = cssToken.line;
mColumnNumber = cssToken.column;
}
} // namespace mozilla::dom
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