CSS Custom Properties (Variables)

third_party/WebKit/Source/core/css/parser/CSSParserToken.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CSSParserToken_h
 #define CSSParserToken_h
 
 #include "core/CoreExport.h"
 #include "core/css/CSSPrimitiveValue.h"
 #include "core/css/parser/CSSParserString.h"
@@ skipping 46 matching lines @@
 enum NumericValueType {
     IntegerValueType,
     NumberValueType,
 };
 
 enum HashTokenType {
     HashTokenId,
     HashTokenUnrestricted,
 };
 
+class CSSVariableData;
+
 class CORE_EXPORT CSSParserToken {
     WTF_MAKE_FAST_ALLOCATED(CSSParserToken);
 public:
     enum BlockType {
         NotBlock,
         BlockStart,
         BlockEnd,
     };
 
     CSSParserToken(CSSParserTokenType, BlockType = NotBlock);
@@ skipping 25 matching lines @@
     NumericValueType numericValueType() const;
     double numericValue() const;
     HashTokenType hashTokenType() const { ASSERT(m_type == HashToken); return m_hashTokenType; }
     BlockType blockType() const { return static_cast<BlockType>(m_blockType); }
     CSSPrimitiveValue::UnitType unitType() const { return static_cast<CSSPrimitiveValue::UnitType>(m_unit); }
     UChar32 unicodeRangeStart() const { ASSERT(m_type == UnicodeRangeToken); return m_unicodeRange.start; }
     UChar32 unicodeRangeEnd() const { ASSERT(m_type == UnicodeRangeToken); return m_unicodeRange.end; }
     CSSValueID id() const;
     CSSValueID functionId() const;
 
+    bool needsStringBacking() const;

[Timothy Loh, 2015/09/30 02:09:28]

needs -> has?

+
+    bool valueIs8Bit() const { return m_valueIs8Bit; }
+
     CSSPropertyID parseAsUnresolvedCSSPropertyID() const;
 
     void serialize(StringBuilder&) const;
 
 private:
     void initValueFromCSSParserString(const CSSParserString& value)
     {
         m_valueLength = value.m_length;
         m_valueIs8Bit = value.m_is8Bit;
         m_valueDataCharRaw = value.m_data.charactersRaw;
@@ skipping 14 matching lines @@
         UChar m_delimiter;
         HashTokenType m_hashTokenType;
         double m_numericValue;
         mutable int m_id;
 
         struct {
             UChar32 start;
             UChar32 end;
         } m_unicodeRange;
     };
+
+    friend CSSVariableData;
 };
 
 } // namespace blink
 
 namespace WTF {
 template <>
 struct IsTriviallyMoveAssignable<blink::CSSParserToken> {
     STATIC_ONLY(IsTriviallyMoveAssignable);
     static const bool value = true;
 };
 }
 
 #endif // CSSSParserToken_h