syntax_data: {"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // the parent type in the path. For example, `Iterator::Item`.
context_before:                 // For associated items and variants, we want the "full" path, namely, include
context_after:                 self.write_str(get_local_name(self, symbol, parent, parent_key).as_str())?;