Added test and releasenotes for #1498.

releasenotes.md

@@ -64,6 +64,7 @@
 - Bad error message aliasing an ident with a path. #1481.
 - Error when slicing a struct with an inline array #1488.
 - Improved error messages on `Foo a = foo { 1 };` #1496
+- Bug in json decoder escape handling.
 
 ### Stdlib changes
 - Additional init functions for hashmap.

test/unit/stdlib/encoding/json.c3

@@ -6,14 +6,14 @@ import std::encoding::json;
 fn void! simple_test()
 {
 	ByteReader reader;
-	reader.init(`{ "b": 123, "c": [ { "d": 66 }, null, "hello", false, { "id": "xyz" } ] }`);
+	reader.init(`{ "b": 123, "c": [ { "d": 66 }, null, "hello\tworld", false, { "id": "xyz" } ] }`);
 	Object* o = json::parse(&reader)!;
 	defer o.free();
 	assert(o.get_int("b")! == 123);
 	assert(o.get("c").get_len()! == 5);
 	assert(o.get("c").get_at(0).get_int("d")! == 66);
 	assert(o.get("c").get_at(1).is_null()!);
-	assert(o.get("c").get_string_at(2)! == "hello");
+	assert(o.get("c").get_string_at(2)! == "hello\tworld");
 	assert(o.get("c").get_bool_at(3)! == false);
 	assert(o.get("c").get_at(4).get_string("id")! == "xyz");
 }