From 9f01a92f4c0aeae86da650e3eaa50aa63adca2a5 Mon Sep 17 00:00:00 2001
From: alexvins <alexvins@users.noreply.github.com>
Date: Mon, 10 Mar 2014 15:58:13 +0000
Subject: [PATCH] fix crash in jsonschema in case of invalid typename

---
 lib/JsonDetail.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/lib/JsonDetail.cpp b/lib/JsonDetail.cpp
index c788c4cd4..cb020c2f0 100644
--- a/lib/JsonDetail.cpp
+++ b/lib/JsonDetail.cpp
@@ -594,8 +594,15 @@ namespace
 		}
 
 		std::string typeCheck(Validation::ValidationData & validator, const JsonNode & baseSchema, const JsonNode & schema, const JsonNode & data)
-		{
-			JsonNode::JsonType type = stringToType.find(schema.String())->second;
+		{
+			const auto typeName = schema.String();
+			auto it = stringToType.find(typeName);
+			if(it == stringToType.end())
+			{
+				return validator.makeErrorMessage("Unknown type in schema:" + typeName);
+			}
+			
+			JsonNode::JsonType type = it->second;
 			if(type != data.getType() && data.getType() != JsonNode::DATA_NULL)
 				return validator.makeErrorMessage("Type mismatch! Expected " + schema.String());
 			return "";