bjoernager/rust
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Add SubdiagnosticMessageOp as a trait alias.

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It avoids a lot of repetition.
This commit is contained in:
Nicholas Nethercote 2024-02-06 16:35:19 +11:00
parent 0d531351e8
commit 6b175a848d
19 changed files with 68 additions and 181 deletions
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7
compiler/rustc_trait_selection/src/errors.rs
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@ -1,7 +1,7 @@
use crate::fluent_generated as fluent;
use rustc_errors::{
codes::*, AddToDiagnostic, Applicability, DiagCtxt, Diagnostic, DiagnosticBuilder,
EmissionGuarantee, IntoDiagnostic, Level, SubdiagnosticMessage,
EmissionGuarantee, IntoDiagnostic, Level, SubdiagnosticMessageOp,
};
use rustc_macros::Diagnostic;
use rustc_middle::ty::{self, ClosureKind, PolyTraitRef, Ty};
@ -102,10 +102,7 @@ pub enum AdjustSignatureBorrow {
}
impl AddToDiagnostic for AdjustSignatureBorrow {
fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, _: F)
where
F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,
{
fn add_to_diagnostic_with<F: SubdiagnosticMessageOp>(self, diag: &mut Diagnostic, _: F) {
match self {
AdjustSignatureBorrow::Borrow { to_borrow } => {
diag.arg("len", to_borrow.len());