[{ "code": "invalid-callee", "message": "'foo' is an invalid callee (should be one of this.*, event.*, options.*, console.*, set, fire, destroy or bar)", "pos": 18, "start": { "line": 1, "column": 18, "character": 18 }, "end": { "line": 1, "column": 23, "character": 23 } }]