syntax_data: {"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"self.pat_binding_modes().get(id)"}]}
source_snippet:                     self.pat_binding_modes().get(id)
context_before:                 && let Some(BindingMode(ByRef::Yes(Mutability::Mut), _)) =
context_after:             {