for attr in get_attr(sess, attrs, name) {
if let Some(ref value) = attr.value_str() {
if let Ok(value) = FromStr::from_str(&value.as_str()) {
- f(value)
+ f(value);
} else {
sess.span_err(attr.span, "not a number");
}
attrs
.iter()
.filter(|attr| attr.has_name(sym::doc))
- .flat_map(ast::Attribute::meta_item_list)
+ .filter_map(ast::Attribute::meta_item_list)
.any(|l| attr::list_contains_name(&l, sym::hidden))
}
+
+/// Return true if the attributes contain `#[unstable]`
+pub fn is_unstable(attrs: &[ast::Attribute]) -> bool {
+ attrs.iter().any(|attr| attr.has_name(sym::unstable))
+}