syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":".push((pat_span.with_lo(ident.span.lo()).shrink_to_lo(),"}]}
source_snippet:                 .push((pat_span.with_lo(ident.span.lo()).shrink_to_lo(), sugg_str.to_owned()));
context_before:             self.suggestion
context_after:             self.binding_mode_count += 1;