Merge pull request #1 from shenxiang11/master

issues: add 2 fixme problems

src/json.rs

@@ -173,6 +173,11 @@ mod tests {
         let result = parse_num(&mut (&*input))?;
         assert_eq!(result, Num::Float(-123.456));
 
+        // FIXME: doesn't work it the digital starts with 0
+        let input = "123.0001";
+        let result = parse_num(&mut (&*input))?;
+        assert_eq!(result, Num::Float(123.0001));
+
         Ok(())
     }
 
@@ -235,6 +240,12 @@ mod tests {
         );
         assert_eq!(result, expected);
 
+        // FIXME: doesn't work with empty object
+        let input = r#"{}"#;
+        let result = parse_object(&mut (&*input))?;
+        let expected = HashMap::new();
+        assert_eq!(result, expected);
+
         Ok(())
     }
 }