Introduce CharReaderBuilder::ecma404Mode

Author: axic

Diff for: include/json/reader.h

@@ -360,6 +360,12 @@ class JSON_API CharReaderBuilder : public CharReader::Factory {
    * \snippet src/lib_json/json_reader.cpp CharReaderBuilderStrictMode
    */
   static void strictMode(Json::Value* settings);
+  /** ECMA-404 mode.
+   * \pre 'settings' != NULL (but Json::null is fine)
+   * \remark Defaults:
+   * \snippet src/lib_json/json_reader.cpp CharReaderBuilderECMA404Mode
+   */
+  static void ecma404Mode(Json::Value* settings);
 };
 
 /** Consume entire stream and use its begin/end.

Diff for: src/lib_json/json_reader.cpp

@@ -1963,6 +1963,22 @@ void CharReaderBuilder::setDefaults(Json::Value* settings) {
   (*settings)["skipBom"] = true;
   //! [CharReaderBuilderDefaults]
 }
+// static
+void CharReaderBuilder::ecma404Mode(Json::Value* settings) {
+  //! [CharReaderBuilderECMA404Mode]
+  (*settings)["allowComments"] = false;
+  (*settings)["allowTrailingCommas"] = false;
+  (*settings)["strictRoot"] = false;
+  (*settings)["allowDroppedNullPlaceholders"] = false;
+  (*settings)["allowNumericKeys"] = false;
+  (*settings)["allowSingleQuotes"] = false;
+  (*settings)["stackLimit"] = 1000;
+  (*settings)["failIfExtra"] = true;
+  (*settings)["rejectDupKeys"] = false;
+  (*settings)["allowSpecialFloats"] = false;
+  (*settings)["skipBom"] = false;
+  //! [CharReaderBuilderECMA404Mode]
+}
 
 //////////////////////////////////
 // global functions