diff options
Diffstat (limited to 'compiler/rustc_middle/src/lint.rs')
| -rw-r--r-- | compiler/rustc_middle/src/lint.rs | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/compiler/rustc_middle/src/lint.rs b/compiler/rustc_middle/src/lint.rs index c61de97d5..14343ac11 100644 --- a/compiler/rustc_middle/src/lint.rs +++ b/compiler/rustc_middle/src/lint.rs @@ -231,19 +231,19 @@ pub fn explain_lint_level_source( let name = lint.name_lower(); match src { LintLevelSource::Default => { - err.note_once(&format!("`#[{}({})]` on by default", level.as_str(), name)); + err.note_once(format!("`#[{}({})]` on by default", level.as_str(), name)); } LintLevelSource::CommandLine(lint_flag_val, orig_level) => { let flag = orig_level.to_cmd_flag(); let hyphen_case_lint_name = name.replace('_', "-"); if lint_flag_val.as_str() == name { - err.note_once(&format!( + err.note_once(format!( "requested on the command line with `{} {}`", flag, hyphen_case_lint_name )); } else { let hyphen_case_flag_val = lint_flag_val.as_str().replace('_', "-"); - err.note_once(&format!( + err.note_once(format!( "`{} {}` implied by `{} {}`", flag, hyphen_case_lint_name, flag, hyphen_case_flag_val )); @@ -256,7 +256,7 @@ pub fn explain_lint_level_source( err.span_note_once(span, "the lint level is defined here"); if lint_attr_name.as_str() != name { let level_str = level.as_str(); - err.note_once(&format!( + err.note_once(format!( "`#[{}({})]` implied by `#[{}({})]`", level_str, name, level_str, lint_attr_name )); @@ -444,12 +444,12 @@ pub fn struct_lint_level( }; if future_incompatible.explain_reason { - err.warn(&explanation); + err.warn(explanation); } if !future_incompatible.reference.is_empty() { let citation = format!("for more information, see {}", future_incompatible.reference); - err.note(&citation); + err.note(citation); } } @@ -468,8 +468,7 @@ pub fn struct_lint_level( pub fn in_external_macro(sess: &Session, span: Span) -> bool { let expn_data = span.ctxt().outer_expn_data(); match expn_data.kind { - ExpnKind::Inlined - | ExpnKind::Root + ExpnKind::Root | ExpnKind::Desugaring( DesugaringKind::ForLoop | DesugaringKind::WhileLoop | DesugaringKind::OpaqueTy, ) => false, |