syntax_data: {"ast_node_type":"variable","tokens":[{"end":68,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let fun = self.method_callee(expr, span, overloaded_callee);
context_before:             self.rvalue_scopes.temporary_scope(self.region_scope_tree, expr.hir_id.local_id);
context_after:         let fun = self.thir.exprs.push(fun);