syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"debug!(\"convert_path_expr:"}]}
source_snippet:                 debug!("convert_path_expr: user_ty={:?}", user_ty);
context_before:                 let user_ty = user_provided_types.get(expr.hir_id).copied().map(Box::new);
context_after:                 let ty = self.typeck_results.node_type(expr.hir_id);