bjoernager/rust
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Explicit TypeVisitable implementations

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This commit is contained in:
Alan Egerton 2022-06-17 12:09:23 +01:00
parent 9ffdc2de8c
commit f66c06f7f2
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GPG key ID: 07CAC3CCA7E0643F
7 changed files with 269 additions and 152 deletions
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4
compiler/rustc_middle/src/mir/mod.rs
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@ -11,6 +11,7 @@ use crate::ty::codec::{TyDecoder, TyEncoder};
use crate::ty::fold::{FallibleTypeFolder, TypeFoldable, TypeSuperFoldable, TypeVisitor};
use crate::ty::print::{FmtPrinter, Printer};
use crate::ty::subst::{GenericArg, InternalSubsts, Subst, SubstsRef};
use crate::ty::visit::TypeVisitable;
use crate::ty::{self, List, Ty, TyCtxt};
use crate::ty::{AdtDef, InstanceDef, ScalarInt, UserTypeAnnotationIndex};
@ -68,6 +69,7 @@ pub use terminator::*;
pub mod traversal;
mod type_foldable;
mod type_visitable;
pub mod visit;
pub use self::generic_graph::graphviz_safe_def_name;
@ -2650,7 +2652,9 @@ impl<'tcx> TypeFoldable<'tcx> for UserTypeProjection {
projs: self.projs.try_fold_with(folder)?,
})
}
}
impl<'tcx> TypeVisitable<'tcx> for UserTypeProjection {
fn visit_with<Vs: TypeVisitor<'tcx>>(&self, visitor: &mut Vs) -> ControlFlow<Vs::BreakTy> {
self.base.visit_with(visitor)
// Note: there's nothing in `self.proj` to visit.