fn check_macro_export(&self, hir_id: HirId, attr: &Attribute, target: Target) {
if target != Target::MacroDef {
self.tcx.struct_span_lint_hir(UNUSED_ATTRIBUTES, hir_id, attr.span, |lint| {
- lint.build(&format!("`#[macro_export]` only has an effect on macro definitions"))
- .emit();
+ lint.build("`#[macro_export]` only has an effect on macro definitions").emit();
});
}
}