bjoernager/rust
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Use IntoIterator for array impl everywhere.

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This commit is contained in:
Mara Bos 2021-09-03 12:36:33 +02:00
parent b34cf1a9e1
commit 1acb44f03c
21 changed files with 41 additions and 50 deletions
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5
compiler/rustc_expand/src/proc_macro_server.rs
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@ -466,13 +466,12 @@ impl server::TokenStream for Rustc<'_, '_> {
ast::ExprKind::Unary(ast::UnOp::Neg, e) => match &e.kind {
ast::ExprKind::Lit(l) => match l.token {
token::Lit { kind: token::Integer | token::Float, .. } => {
Ok(std::array::IntoIter::new([
Ok(Self::TokenStream::from_iter([
// FIXME: The span of the `-` token is lost when
// parsing, so we cannot faithfully recover it here.
tokenstream::TokenTree::token(token::BinOp(token::Minus), e.span),
tokenstream::TokenTree::token(token::Literal(l.token), l.span),
])
.collect())
]))
}
_ => Err(()),
},