Struct syntax::ast::MetaItem
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pub struct MetaItem { pub name: Name, pub node: MetaItemKind, pub span: Span, }
A spanned compile-time attribute item.
E.g. #[test]
, #[derive(..)]
or #[feature = "foo"]
Fields
name: Name
node: MetaItemKind
span: Span
Methods
impl MetaItem
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pub fn name(&self) -> Name
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pub fn value_str(&self) -> Option<Symbol>
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pub fn meta_item_list(&self) -> Option<&[NestedMetaItem]>
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pub fn is_word(&self) -> bool
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pub fn span(&self) -> Span
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pub fn check_name(&self, name: &str) -> bool
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pub fn is_value_str(&self) -> bool
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pub fn is_meta_item_list(&self) -> bool
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Trait Implementations
impl Clone for MetaItem
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fn clone(&self) -> MetaItem
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Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
Performs copy-assignment from source
. Read more
impl PartialEq for MetaItem
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fn eq(&self, __arg_0: &MetaItem) -> bool
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This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, __arg_0: &MetaItem) -> bool
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This method tests for !=
.
impl Eq for MetaItem
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impl Encodable for MetaItem
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impl Decodable for MetaItem
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impl Hash for MetaItem
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fn hash<__H: Hasher>(&self, __arg_0: &mut __H)
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Feeds this value into the given [Hasher
]. Read more
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
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H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl Debug for MetaItem
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fn fmt(&self, __arg_0: &mut Formatter) -> Result
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Formats the value using the given formatter. Read more