Create a GffValue by parsing JSON. JSON format should be like {"type": "resref", "value": "hello world"}
Retrieve a reference to the GFF value or throws
Shorthand for modifying the GffValue as a GffStruct
Shorthand for modifying the GffValue as a GffList
Shorthand for modifying the GffValue as a GffStruct
Shorthand for modifying the GffValue as a GffList
Converts the stored value into the given type
Converts to JSON
Converts to a user-readable string
Get currently stored GFF type
GFF value that can contain any type of GFF node