Testing and conversion functions between a JS ID and a GC thing.
Syntax
bool JSID_IS_GCTHING(jsid id); JS::GCCellPtr JSID_TO_GCTHING(jsid id);
| Name | Type | Description | 
|---|---|---|
| id | jsid | The property identifier to test or convert. | 
Description
JSID_IS_GCTHING tests whether a specified JS ID, id, is a GC thing, and returns true if it's a GC thing.
JSID_TO_GCTHING converts a specified JS ID, id to a GC thing.