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Avoid redundant to_string

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This commit is contained in:
Mu001999 2023-05-19 23:11:02 +08:00
parent a9528a28f2
commit d57383855e
1 changed files with 6 additions and 7 deletions
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13
compiler/rustc_hir_typeck/src/method/suggest.rs
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@ -288,8 +288,12 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
let mode = no_match_data.mode;
let tcx = self.tcx;
let rcvr_ty = self.resolve_vars_if_possible(rcvr_ty);
let (mut ty_str, ty_file) = tcx.short_ty_string(rcvr_ty);
let mut short_ty_str = with_forced_trimmed_paths!(rcvr_ty.to_string());
let ((mut ty_str, ty_file), short_ty_str) = if trait_missing_method
&& let ty::Dynamic(predicates, _, _) = rcvr_ty.kind() {
((predicates.to_string(), None), with_forced_trimmed_paths!(predicates.to_string()))
} else {
(tcx.short_ty_string(rcvr_ty), with_forced_trimmed_paths!(rcvr_ty.to_string()))
};
let is_method = mode == Mode::MethodCall;
let unsatisfied_predicates = &no_match_data.unsatisfied_predicates;
let similar_candidate = no_match_data.similar_candidate;
@ -328,11 +332,6 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
}
span = item_name.span;
if trait_missing_method && let ty::Dynamic(predicates, _, _) = rcvr_ty.kind() {
ty_str = predicates.to_string();
short_ty_str = with_forced_trimmed_paths!(predicates.to_string());
}
// Don't show generic arguments when the method can't be found in any implementation (#81576).
let mut ty_str_reported = ty_str.clone();
if let ty::Adt(_, generics) = rcvr_ty.kind() {