bjoernager/rust
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Replace enum ==s with matches where it makes sense

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This commit is contained in:
Maybe Waffle 2023-01-30 11:03:32 +00:00
parent f55b0022db
commit fd649a3cc5
16 changed files with 258 additions and 231 deletions
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22
compiler/rustc_parse/src/parser/stmt.rs
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@ -93,11 +93,12 @@ impl<'a> Parser<'a> {
// or `auto trait` items. We aim to parse an arbitrary path `a::b` but not something
// that starts like a path (1 token), but it fact not a path.
// Also, we avoid stealing syntax from `parse_item_`.
if force_collect == ForceCollect::Yes {
self.collect_tokens_no_attrs(|this| this.parse_stmt_path_start(lo, attrs))
} else {
self.parse_stmt_path_start(lo, attrs)
}?
match force_collect {
ForceCollect::Yes => {
self.collect_tokens_no_attrs(|this| this.parse_stmt_path_start(lo, attrs))?
}
ForceCollect::No => self.parse_stmt_path_start(lo, attrs)?,
}
} else if let Some(item) = self.parse_item_common(
attrs.clone(),
false,
@ -113,13 +114,12 @@ impl<'a> Parser<'a> {
self.mk_stmt(lo, StmtKind::Empty)
} else if self.token != token::CloseDelim(Delimiter::Brace) {
// Remainder are line-expr stmts.
let e = if force_collect == ForceCollect::Yes {
self.collect_tokens_no_attrs(|this| {
let e = match force_collect {
ForceCollect::Yes => self.collect_tokens_no_attrs(|this| {
this.parse_expr_res(Restrictions::STMT_EXPR, Some(attrs))
})
} else {
self.parse_expr_res(Restrictions::STMT_EXPR, Some(attrs))
}?;
})?,
ForceCollect::No => self.parse_expr_res(Restrictions::STMT_EXPR, Some(attrs))?,
};
if matches!(e.kind, ExprKind::Assign(..)) && self.eat_keyword(kw::Else) {
let bl = self.parse_block()?;
// Destructuring assignment ... else.