Extended error reporting for SVG attribute parsing

third_party/WebKit/Source/platform/JSONValues.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 48 matching lines @@
 }
 
 void writeIndent(int depth, StringBuilder* output)
 {
     for (int i = 0; i < depth; ++i)
         output->appendLiteral("  ");
 }
 
 } // anonymous namespace
 
-void doubleQuoteStringForJSON(const String& str, StringBuilder* dst)
+void escapeStringForJSON(const String& str, StringBuilder* dst)
 {
-    dst->append('"');
     for (unsigned i = 0; i < str.length(); ++i) {
         UChar c = str[i];
         if (!escapeChar(c, dst)) {
             if (c < 32 || c > 126 || c == '<' || c == '>') {
                 // 1. Escaping <, > to prevent script execution.
                 // 2. Technically, we could also pass through c > 126 as UTF8, but this
                 //    is also optional. It would also be a pain to implement here.
                 unsigned symbol = static_cast<unsigned>(c);
                 String symbolCode = String::format("\\u%04X", symbol);
                 dst->append(symbolCode);
             } else {
                 dst->append(c);
             }
         }
     }
+}
+
+void doubleQuoteStringForJSON(const String& str, StringBuilder* dst)
+{
+    dst->append('"');
+    escapeStringForJSON(str, dst);
     dst->append('"');
 }
 
 String JSONValue::quoteString(const String& input)
 {
     StringBuilder builder;
     doubleQuoteStringForJSON(input, &builder);
     return builder.toString();
 }
 
@@ skipping 423 matching lines @@
     m_data.append(value);
 }
 
 PassRefPtr<JSONValue> JSONArrayBase::get(size_t index)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(index < m_data.size());
     return m_data[index];
 }
 
 } // namespace blink