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llogiq 2015-05-18 10:52:43 +02:00
parent 1f8453ab73
commit b9414637e2
1 changed files with 3 additions and 3 deletions
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6
src/mut_mut.rs
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@ -26,13 +26,13 @@ impl LintPass for MutMut {
unwrap_addr(expr).map(|e| { unwrap_addr(expr).map(|e| {
if unwrap_addr(e).is_some() { if unwrap_addr(e).is_some() {
cx.span_lint(MUT_MUT, expr.span, cx.span_lint(MUT_MUT, expr.span,
"We're not sure what this means, so if you know, please tell us.") "Generally you want to avoid &mut &mut _ if possible.")
} else { } else {
match expr_ty(cx.tcx, e).sty { match expr_ty(cx.tcx, e).sty {
ty_ptr(mt{ty: _, mutbl: MutMutable}) | ty_ptr(mt{ty: _, mutbl: MutMutable}) |
ty_rptr(_, mt{ty: _, mutbl: MutMutable}) => ty_rptr(_, mt{ty: _, mutbl: MutMutable}) =>
cx.span_lint(MUT_MUT, expr.span, cx.span_lint(MUT_MUT, expr.span,
"This expression mutably borrows a mutable reference. Consider direct reborrowing"), "This expression mutably borrows a mutable reference. Consider reborrowing"),
_ => () _ => ()
} }
} }
@ -42,7 +42,7 @@ impl LintPass for MutMut {
fn check_ty(&mut self, cx: &Context, ty: &Ty) { fn check_ty(&mut self, cx: &Context, ty: &Ty) {
if unwrap_mut(ty).and_then(unwrap_mut).is_some() { if unwrap_mut(ty).and_then(unwrap_mut).is_some() {
cx.span_lint(MUT_MUT, ty.span, cx.span_lint(MUT_MUT, ty.span,
"We're not sure what this means, so if you know, please tell us.") "Generally you want to avoid &mut &mut _ if possible.")
} }
} }
} }