diff options
| author | eggyal <eggyal@gmail.com> | 2021-12-01 12:48:49 +0000 |
|---|---|---|
| committer | Alan Egerton <eggyal@gmail.com> | 2021-12-02 16:14:16 +0000 |
| commit | d79e17daf0157d8c39747544e93113db387e6fc5 (patch) | |
| tree | 4c2b5d444b64b5d17d30f0da0ffbb5d4800f376c /compiler/rustc_middle/src | |
| parent | bfc434b6d0e64dab88def4c5282eeb4a294faf76 (diff) | |
| download | rust-d79e17daf0157d8c39747544e93113db387e6fc5.tar.gz rust-d79e17daf0157d8c39747544e93113db387e6fc5.zip | |
Update compiler/rustc_middle/src/ty/fold.rs
Co-authored-by: lcnr <rust@lcnr.de>
Diffstat (limited to 'compiler/rustc_middle/src')
| -rw-r--r-- | compiler/rustc_middle/src/ty/fold.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/fold.rs b/compiler/rustc_middle/src/ty/fold.rs index 4039577df88..929474e865c 100644 --- a/compiler/rustc_middle/src/ty/fold.rs +++ b/compiler/rustc_middle/src/ty/fold.rs @@ -62,10 +62,12 @@ pub trait TypeFoldable<'tcx>: fmt::Debug + Clone { fn fold_with<F: TypeFolder<'tcx, Error = !>>(self, folder: &mut F) -> Self { self.try_fold_with(folder).into_ok() } + fn try_super_fold_with<F: TypeFolderFallible<'tcx>>( self, folder: &mut F, ) -> Result<Self, F::Error>; + fn try_fold_with<F: TypeFolderFallible<'tcx>>(self, folder: &mut F) -> Result<Self, F::Error> { self.try_super_fold_with(folder) } |