bjoernager/rust
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Use if-let guards in the codebase

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This commit is contained in:
Léo Lanteri Thauvin 2021-08-16 17:29:49 +02:00
parent a992a11913
commit fde1b76b4b
27 changed files with 242 additions and 254 deletions
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20
compiler/rustc_parse/src/parser/stmt.rs
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@ -493,21 +493,19 @@ impl<'a> Parser<'a> {
}
}
StmtKind::Expr(_) | StmtKind::MacCall(_) => {}
StmtKind::Local(ref mut local) => {
if let Err(e) = self.expect_semi() {
// We might be at the `,` in `let x = foo<bar, baz>;`. Try to recover.
match &mut local.init {
Some(ref mut expr) => {
self.check_mistyped_turbofish_with_multiple_type_params(e, expr)?;
// We found `foo<bar, baz>`, have we fully recovered?
self.expect_semi()?;
}
None => return Err(e),
StmtKind::Local(ref mut local) if let Err(e) = self.expect_semi() => {
// We might be at the `,` in `let x = foo<bar, baz>;`. Try to recover.
match &mut local.init {
Some(ref mut expr) => {
self.check_mistyped_turbofish_with_multiple_type_params(e, expr)?;
// We found `foo<bar, baz>`, have we fully recovered?
self.expect_semi()?;
}
None => return Err(e),
}
eat_semi = false;
}
StmtKind::Empty | StmtKind::Item(_) | StmtKind::Semi(_) => eat_semi = false,
StmtKind::Empty | StmtKind::Item(_) | StmtKind::Local(_) | StmtKind::Semi(_) => eat_semi = false,
}
if eat_semi && self.eat(&token::Semi) {