bjoernager/rust
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Refactor and re-use BindingAnnotation

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This commit is contained in:
Cameron Steffen 2022-08-30 17:34:35 -05:00
parent 9353538c7b
commit 02ba216e3c
25 changed files with 176 additions and 225 deletions
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13
compiler/rustc_lint/src/builtin.rs
View file

@ -259,17 +259,8 @@ impl<'tcx> LateLintPass<'tcx> for NonShorthandFieldPatterns {
== Some(cx.tcx.field_index(fieldpat.hir_id, cx.typeck_results()))
{
cx.struct_span_lint(NON_SHORTHAND_FIELD_PATTERNS, fieldpat.span, |lint| {
let binding = match binding_annot {
hir::BindingAnnotation::Unannotated => None,
hir::BindingAnnotation::Mutable => Some("mut"),
hir::BindingAnnotation::Ref => Some("ref"),
hir::BindingAnnotation::RefMut => Some("ref mut"),
};
let suggested_ident = if let Some(binding) = binding {
format!("{} {}", binding, ident)
} else {
ident.to_string()
};
let suggested_ident =
format!("{}{}", binding_annot.prefix_str(), ident);
lint.build(fluent::lint::builtin_non_shorthand_field_patterns)
.set_arg("ident", ident.clone())
.span_suggestion(

6
compiler/rustc_lint/src/unused.rs
View file

@ -751,7 +751,7 @@ impl UnusedParens {
avoid_or: bool,
avoid_mut: bool,
) {
use ast::{BindingMode, Mutability, PatKind};
use ast::{BindingAnnotation, PatKind};
if let PatKind::Paren(inner) = &value.kind {
match inner.kind {
@ -763,7 +763,9 @@ impl UnusedParens {
// Avoid `p0 | .. | pn` if we should.
PatKind::Or(..) if avoid_or => return,
// Avoid `mut x` and `mut x @ p` if we should:
PatKind::Ident(BindingMode::ByValue(Mutability::Mut), ..) if avoid_mut => return,
PatKind::Ident(BindingAnnotation::MUT, ..) if avoid_mut => {
return;
}
// Otherwise proceed with linting.
_ => {}
}