Fix exception where input is just an empty array or object

Author: mtschoen-unity

Editor/JSONObjectTests.cs

@@ -1156,6 +1156,18 @@ public void StaticHelpers() {
 			Assert.That(jsonObject.isNull, Is.True);
 		}
 
+		[Test]
+		public void EmptyObject() {
+			var emptyJsonObject = new JSONObject("{}");
+			Assert.That(emptyJsonObject.ToString(), Is.EqualTo("{}"));
+		}
+
+		[Test]
+		public void EmptyArray() {
+			var emptyJsonObject = new JSONObject("[]");
+			Assert.That(emptyJsonObject.ToString(), Is.EqualTo("[]"));
+		}
+
 #if JSONOBJECT_POOLING
 		[OneTimeTearDown]
 		public void OneTimeTearDown() {

JSONObject.cs

@@ -507,8 +507,8 @@ static bool BeginParse(string inputString, int offset, ref int endOffset, JSONOb
 			if (endOffset >= stringLength)
 				throw new ArgumentException("Cannot parse if end offset is greater than or equal to string length", "endOffset");
 
-			if (offset >= endOffset)
-				throw new ArgumentException("Cannot parse if offset is greater than or equal to end offset", "offset");
+			if (offset > endOffset)
+				throw new ArgumentException("Cannot parse if offset is greater than end offset", "offset");
 
 			return true;
 		}

readme.md

@@ -159,6 +159,12 @@ void Test() {
 
 ## Change Log
 
+### v2.1.3
+* Fix exception where input is just an empty array or object
+
+### v2.1.2
+* Fix issue parsing json strings with whitespace after colon characters
+
 ### v2.1.1
 * Fix issue parsing nested arrays with multiple elements
 * Refactor MaxDepth tests