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Rollup merge of #99103 - TaKO8Ki:avoid-&str-to-string-conversions, r=oli-obk

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Avoid some `&str` to `String` conversions

This patch removes some `&str` to `String` conversions.
This commit is contained in:
Matthias Krüger 2022-07-10 11:52:17 +02:00 • committed by GitHub
commit 86af7135ae
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13 changed files with 23 additions and 34 deletions
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8
compiler/rustc_middle/src/mir/mod.rs
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@ -1824,12 +1824,10 @@ impl BorrowKind {
}
}
pub fn describe_mutability(&self) -> String {
pub fn describe_mutability(&self) -> &str {
match *self {
BorrowKind::Shared | BorrowKind::Shallow | BorrowKind::Unique => {
"immutable".to_string()
}
BorrowKind::Mut { .. } => "mutable".to_string(),
BorrowKind::Shared | BorrowKind::Shallow | BorrowKind::Unique => "immutable",
BorrowKind::Mut { .. } => "mutable",
}
}
}