Function rustc_middle::lint::struct_lint_level

pub fn struct_lint_level<'s, 'd>(
    sess: &'s Session, 
    lint: &'static Lint, 
    level: Level, 
    src: LintLevelSource, 
    span: Option<MultiSpan>, 
    decorate: impl for<'a> FnOnce(LintDiagnosticBuilder<'a>) + 'd
)