chromium/third_party/blink/renderer/core/css/css_variable_data.cc

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "third_party/blink/renderer/core/css/css_variable_data.h"

#include "base/ranges/algorithm.h"
#include "third_party/blink/renderer/core/css/css_syntax_definition.h"
#include "third_party/blink/renderer/core/css/parser/css_parser_context.h"
#include "third_party/blink/renderer/core/css/parser/css_parser_token_stream.h"
#include "third_party/blink/renderer/core/css/parser/css_tokenizer.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"
#include "third_party/blink/renderer/platform/wtf/text/string_view.h"

namespace blink {

static bool IsFontUnitToken(CSSParserToken token) { … }

static bool IsRootFontUnitToken(CSSParserToken token) { … }

static bool IsLineHeightUnitToken(CSSParserToken token) { … }

void CSSVariableData::ExtractFeatures(const CSSParserToken& token,
                                      bool& has_font_units,
                                      bool& has_root_font_units,
                                      bool& has_line_height_units) { … }

CSSVariableData* CSSVariableData::Create(const String& original_text,
                                         bool is_animation_tainted,
                                         bool needs_variable_resolution) { … }

String CSSVariableData::Serialize() const { … }

bool CSSVariableData::operator==(const CSSVariableData& other) const { … }

CSSVariableData::CSSVariableData(PassKey,
                                 StringView original_text,
                                 bool is_animation_tainted,
                                 bool needs_variable_resolution,
                                 bool has_font_units,
                                 bool has_root_font_units,
                                 bool has_line_height_units)
    : … { … }

const CSSValue* CSSVariableData::ParseForSyntax(
    const CSSSyntaxDefinition& syntax,
    SecureContextMode secure_context_mode) const { … }

}  // namespace blink