bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Perform match checking on THIR.

Browse source
This commit is contained in:
Camille GILLOT 2023-02-27 17:43:39 +00:00
parent 3b47cdc439
commit 05082f57af
81 changed files with 668 additions and 997 deletions
Download patch file Download diff file Expand all files Collapse all files

11
compiler/rustc_hir/src/pat_util.rs
View file

@ -2,7 +2,6 @@ use crate::def::{CtorOf, DefKind, Res};
use crate::def_id::DefId;
use crate::hir::{self, BindingAnnotation, ByRef, HirId, PatKind};
use rustc_data_structures::fx::FxHashSet;
use rustc_span::hygiene::DesugaringKind;
use rustc_span::symbol::Ident;
use rustc_span::Span;
@ -136,14 +135,4 @@ impl hir::Pat<'_> {
});
result
}
/// If the pattern is `Some(<pat>)` from a desugared for loop, returns the inner pattern
pub fn for_loop_some(&self) -> Option<&Self> {
if self.span.desugaring_kind() == Some(DesugaringKind::ForLoop) {
if let hir::PatKind::Struct(_, [pat_field], _) = self.kind {
return Some(pat_field.pat);
}
}
None
}
}