syntax_data: {"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"this.schedule_drop_storage_and_value(upvar_span,"}]}
source_snippet:             this.schedule_drop_storage_and_value(upvar_span, temp_lifetime, temp);
context_before:         if let Some(temp_lifetime) = temp_lifetime {
context_after:         }