From 1a3049846689e9844a5721dbc7b331a275741992 Mon Sep 17 00:00:00 2001
From: Ryo Miyajima <sergeant.wizard@gmail.com>
Date: Thu, 28 Aug 2014 09:53:23 +0900
Subject: [PATCH] define cast overrides

---
 include/json/value.h        | 10 ++++++++++
 src/lib_json/json_value.cpp | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)

diff --git a/include/json/value.h b/include/json/value.h
index 1ad006fd4..34ea4cca2 100644
--- a/include/json/value.h
+++ b/include/json/value.h
@@ -273,6 +273,16 @@ Json::Value obj_value(Json::objectValue); // {}
   double asDouble() const;
   bool asBool() const;
 
+  operator const char*() const;
+  operator std::string() const;
+  operator Int() const;
+  operator UInt() const;
+  operator Int64() const;
+  operator UInt64() const;
+  operator float() const;
+  operator double() const;
+  operator bool() const;
+
   bool isNull() const;
   bool isBool() const;
   bool isInt() const;
diff --git a/src/lib_json/json_value.cpp b/src/lib_json/json_value.cpp
index 637016f3b..26b68b171 100644
--- a/src/lib_json/json_value.cpp
+++ b/src/lib_json/json_value.cpp
@@ -795,6 +795,42 @@ bool Value::asBool() const {
   JSON_FAIL_MESSAGE("Value is not convertible to bool.");
 }
 
+Value::operator const char*() const {
+  return Value::asCString();
+}
+
+Value::operator std::string() const {
+  return Value::asString();
+}
+
+Value::operator Int() const {
+  return Value::asInt();
+}
+
+Value::operator UInt() const {
+  return Value::asUInt();
+}
+
+Value::operator Int64() const {
+  return Value::asInt64();
+}
+
+Value::operator UInt64() const {
+  return Value::asUInt64();
+}
+
+Value::operator float() const {
+  return Value::asFloat();
+}
+
+Value::operator double() const {
+  return Value::asDouble();
+}
+
+Value::operator bool() const {
+  return Value::asBool();
+}
+
 bool Value::isConvertibleTo(ValueType other) const {
   switch (other) {
   case nullValue: