Detect empty leading where-clauses on type aliases

2024-02-20 04:41:01 +01:00
parent 2b8060578a
commit cce81289e6
11 changed files with 178 additions and 68 deletions
--- a/compiler/rustc_lint_defs/src/lib.rs
+++ b/compiler/rustc_lint_defs/src/lib.rs
@@ -597,7 +597,7 @@ pub enum BuiltinLintDiagnostics {
    UnicodeTextFlow(Span, String),
    UnexpectedCfgName((Symbol, Span), Option<(Symbol, Span)>),
    UnexpectedCfgValue((Symbol, Span), Option<(Symbol, Span)>),
-    DeprecatedWhereclauseLocation(Span, String),
+    DeprecatedWhereclauseLocation(Option<(Span, String)>),
    SingleUseLifetime {
        /// Span of the parameter which declares this lifetime.
        param_span: Span,