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Show the span of feature that is unstable when using a feature-list.

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This commit is contained in:
Falco Hirschenberger 2015-05-18 16:37:05 +02:00
parent 84b1e08486
commit 70db73a330
1 changed files with 5 additions and 1 deletions
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6
src/librustc_lint/builtin.rs
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@ -2203,7 +2203,11 @@ impl LintPass for UnstableFeatures {
}
fn check_attribute(&mut self, ctx: &Context, attr: &ast::Attribute) {
if attr::contains_name(&[attr.node.value.clone()], "feature") {
ctx.span_lint(UNSTABLE_FEATURES, attr.span, "unstable feature");
if let Some(items) = attr.node.value.meta_item_list() {
for item in items {
ctx.span_lint(UNSTABLE_FEATURES, item.span, "unstable feature");
}
}
}
}
}