Trait syntex_syntax::attr::AttrMetaMethods
[−]
[src]
pub trait AttrMetaMethods {
fn name(&self) -> InternedString;
fn value_str(&self) -> Option<InternedString>;
fn meta_item_list(&self) -> Option<&[P<MetaItem>]>;
fn span(&self) -> Span;
fn check_name(&self, name: &str) -> bool { ... }
}
Required Methods
fn name(&self) -> InternedString
Retrieve the name of the meta item, e.g. foo in #[foo],
#[foo="bar"] and #[foo(bar)]
fn value_str(&self) -> Option<InternedString>
Gets the string value if self is a MetaItemKind::NameValue variant containing a string, otherwise None.
fn meta_item_list(&self) -> Option<&[P<MetaItem>]>
Gets a list of inner meta items from a list MetaItem type.