Added JsonObjectIterator

JsonParser/JsonArrayIterator.h

@@ -22,10 +22,9 @@ namespace ArduinoJson
 
             }
 
-            const JsonArrayIterator& operator++()
+            void operator++()
             {
                 token = token.nextSibling();
-                return *this;
             }
 
             JsonValue operator*() const

JsonParser/JsonObject.h

@@ -6,6 +6,7 @@
 #pragma once
 
 #include "JsonValue.h"
+#include "JsonObjectIterator.h"
 
 namespace ArduinoJson
 {
@@ -43,6 +44,16 @@ namespace ArduinoJson
                 return getValue(key).success();
             }
 
+            JsonObjectIterator begin()
+            {
+                return JsonObjectIterator(json, token.firstChild());
+            }
+
+            JsonObjectIterator end()
+            {
+                return JsonObjectIterator(json, token.nextSibling());
+            }
+
             DEPRECATED JsonArray getArray(const char* key);
 
             DEPRECATED bool getBool(const char* key)

JsonParser/JsonObjectIterator.h

@@ -0,0 +1,47 @@
+/*
+* Arduino JSON library
+* Benoit Blanchon 2014 - MIT License
+*/
+
+#pragma once
+
+#include "JsonValue.h"
+#include "JsonPair.h"
+#include "JsonToken.h"
+
+namespace ArduinoJson
+{
+    namespace Parser
+    {
+        class JsonObjectIterator
+        {
+        public:
+
+            JsonObjectIterator(char* json, Internal::JsonToken token)
+                : json(json), token(token)
+            {
+
+            }
+
+            void operator++()
+            {
+                token = token.nextSibling().nextSibling();
+            }
+
+            JsonPair operator*() const
+            {
+                return JsonPair(json, token);
+            }
+
+            bool operator !=(const JsonObjectIterator& other)
+            {
+                return token != other.token;
+            }
+
+        private:
+
+            char* json;
+            Internal::JsonToken token;
+        };
+    }
+}

JsonParser/JsonPair.h

@@ -0,0 +1,39 @@
+/*
+* Arduino JSON library
+* Benoit Blanchon 2014 - MIT License
+*/
+
+#pragma once
+
+#include "JsonValue.h"
+
+namespace ArduinoJson
+{
+    namespace Parser
+    {
+        class JsonPair
+        {
+        public:
+
+            JsonPair(char* json, Internal::JsonToken token)
+                : json(json), token(token)
+            {
+
+            }
+
+            const char* key()
+            {
+                return token.getText(json);
+            }
+
+            JsonValue value()
+            {
+                return JsonValue(json, token.nextSibling());
+            }
+
+        private:
+            char* json;
+            Internal::JsonToken token;
+        };
+    }
+}

JsonParserTests/JsonArrayIteratorTests.cpp

@@ -7,25 +7,28 @@ using namespace ArduinoJson::Parser;
 
 namespace JsonParserTests
 {
-	TEST_CLASS(JsonArrayIteratorTests)
-	{
-	public:
-		
-		TEST_METHOD(ThreeIntegers)
-		{
-            char json [] = "[1,2,3]";
-            long expected [] = { 1, 2, 3 };
-            JsonParser<4> parser;
-
-            JsonArray a = parser.parse(json);
+    TEST_CLASS(JsonObjectIteratorTests)
+    {
+    public:
+
+        TEST_METHOD(ThreeStrings)
+        {
+            char json [] = "{\"key1\":\"value1\",\"key2\":\"value2\",\"key3\":\"value3\"}";
+            char* expectedKeys [] = { "key1", "key2", "key3" };
+            char* expectedValues [] = { "value1", "value2", "value3" };
+            JsonParser<7> parser;
+
+            JsonHashTable a = parser.parse(json);
 
             int index = 0;
 
-            for (long i : a)
+            for (auto i : a)
             {
-                Assert::AreEqual(expected[index++], i);
+                Assert::AreEqual(expectedKeys[index], i.key());
+                Assert::AreEqual(expectedValues[index], (const char*) i.value());
+                index++;
             }
-		}
+        }
 
-	};
+    };
 }

JsonParserTests/JsonObjectIteratorTests.cpp

@@ -0,0 +1,31 @@
+#include "CppUnitTest.h"
+#include "JsonParser.h"
+
+using namespace Microsoft::VisualStudio::CppUnitTestFramework;
+using namespace ArduinoJson::Parser;
+
+
+namespace JsonParserTests
+{
+	TEST_CLASS(JsonArrayIteratorTests)
+	{
+	public:
+		
+		TEST_METHOD(ThreeIntegers)
+		{
+            char json [] = "[1,2,3]";
+            long expected [] = { 1, 2, 3 };
+            JsonParser<4> parser;
+
+            JsonArray a = parser.parse(json);
+
+            int index = 0;
+
+            for (long i : a)
+            {
+                Assert::AreEqual(expected[index++], i);
+            }
+		}
+
+	};
+}

JsonParserTests/JsonParserTests.vcxproj

@@ -93,6 +93,7 @@
     <ClCompile Include="..\JsonParser\JsonValue.cpp" />
     <ClCompile Include="JsonArrayIteratorTests.cpp" />
     <ClCompile Include="JsonArrayTests.cpp" />
+    <ClCompile Include="JsonObjectIteratorTests.cpp" />
     <ClCompile Include="JsonObjectTests.cpp" />
     <ClCompile Include="GbathreeBug.cpp" />
   </ItemGroup>
@@ -101,6 +102,8 @@
     <ClInclude Include="..\JsonParser\JsonArray.h" />
     <ClInclude Include="..\JsonParser\JsonArrayIterator.h" />
     <ClInclude Include="..\JsonParser\JsonObject.h" />
+    <ClInclude Include="..\JsonParser\JsonObjectIterator.h" />
+    <ClInclude Include="..\JsonParser\JsonPair.h" />
     <ClInclude Include="..\JsonParser\JsonParser.h" />
     <ClInclude Include="..\JsonParser\JsonParserBase.h" />
     <ClInclude Include="..\JsonParser\JsonToken.h" />

JsonParserTests/JsonParserTests.vcxproj.filters

@@ -45,6 +45,9 @@
     <ClCompile Include="JsonObjectTests.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="JsonObjectIteratorTests.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\JsonParser\jsmn.h">
@@ -71,5 +74,11 @@
     <ClInclude Include="..\JsonParser\JsonObject.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\JsonParser\JsonPair.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\JsonParser\JsonObjectIterator.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>