Don't emit if literal comes from macro expansion

rust-lang · Sep 22, 2024 · d9c9ad4 · d9c9ad4
1 parent cf40648
commit d9c9ad4
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/clippy_lints/src/literal_string_with_formatting_arg.rs b/clippy_lints/src/literal_string_with_formatting_arg.rs
@@ -37,6 +37,9 @@ declare_lint_pass!(LiteralStringWithFormattingArg => [LITERAL_STRING_WITH_FORMAT
 
 impl EarlyLintPass for LiteralStringWithFormattingArg {
  fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
+ if expr.span.from_expansion() {
+ return;
+ }
  if let ExprKind::Lit(lit) = expr.kind {
  let add = match lit.kind {
  LitKind::Str => 1,