diff options
Diffstat (limited to 'compiler/rustc_attr/src/builtin.rs')
| -rw-r--r-- | compiler/rustc_attr/src/builtin.rs | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/compiler/rustc_attr/src/builtin.rs b/compiler/rustc_attr/src/builtin.rs index 719caaabbbf..bab50df3dd5 100644 --- a/compiler/rustc_attr/src/builtin.rs +++ b/compiler/rustc_attr/src/builtin.rs @@ -236,7 +236,7 @@ where // These unwraps are safe because `get` ensures the meta item // is a name/value pair string literal. - issue_num = match &*issue.unwrap().as_str() { + issue_num = match issue.unwrap().as_str() { "none" => None, issue => { let emit_diag = |msg: &str| { @@ -301,7 +301,7 @@ where match (feature, reason, issue) { (Some(feature), reason, Some(_)) => { - if !rustc_lexer::is_ident(&feature.as_str()) { + if !rustc_lexer::is_ident(feature.as_str()) { handle_errors( &sess.parse_sess, attr.span, @@ -519,8 +519,10 @@ pub fn eval_condition( [NestedMetaItem::Literal(Lit { kind: LitKind::Str(sym, ..), span, .. })] => { (sym, span) } - [NestedMetaItem::Literal(Lit { span, .. }) - | NestedMetaItem::MetaItem(MetaItem { span, .. })] => { + [ + NestedMetaItem::Literal(Lit { span, .. }) + | NestedMetaItem::MetaItem(MetaItem { span, .. }), + ] => { sess.span_diagnostic .struct_span_err(*span, "expected a version literal") .emit(); @@ -533,7 +535,7 @@ pub fn eval_condition( return false; } }; - let min_version = match parse_version(&min_version.as_str(), false) { + let min_version = match parse_version(min_version.as_str(), false) { Some(ver) => ver, None => { sess.span_diagnostic |