Struct syntax::ast::Attribute [−][src]
pub struct Attribute { pub id: AttrId, pub style: AttrStyle, pub path: Path, pub tokens: TokenStream, pub is_sugared_doc: bool, pub span: Span, }
Meta-data associated with an item Doc-comments are promoted to attributes that have is_sugared_doc = true
Fields
id: AttrId
style: AttrStyle
path: Path
tokens: TokenStream
is_sugared_doc: bool
span: Span
Methods
impl Attribute
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impl Attribute
pub fn check_name(&self, name: &str) -> bool
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pub fn check_name(&self, name: &str) -> bool
pub fn name(&self) -> Name
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pub fn name(&self) -> Name
Returns the last segment of the name of this attribute.
E.g. foo
for #[foo]
, skip
for #[rustfmt::skip]
.
pub fn value_str(&self) -> Option<Symbol>
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pub fn value_str(&self) -> Option<Symbol>
pub fn meta_item_list(&self) -> Option<Vec<NestedMetaItem>>
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pub fn meta_item_list(&self) -> Option<Vec<NestedMetaItem>>
pub fn is_word(&self) -> bool
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pub fn is_word(&self) -> bool
pub fn span(&self) -> Span
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pub fn span(&self) -> Span
pub fn is_meta_item_list(&self) -> bool
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pub fn is_meta_item_list(&self) -> bool
pub fn is_value_str(&self) -> bool
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pub fn is_value_str(&self) -> bool
Indicates if the attribute is a Value String.
pub fn is_scoped(&self) -> bool
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pub fn is_scoped(&self) -> bool
impl Attribute
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impl Attribute
pub fn meta(&self) -> Option<MetaItem>
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pub fn meta(&self) -> Option<MetaItem>
Extract the MetaItem from inside this Attribute.
pub fn parse<'a, T, F>(&self, sess: &'a ParseSess, f: F) -> PResult<'a, T> where
F: FnMut(&mut Parser<'a>) -> PResult<'a, T>,
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pub fn parse<'a, T, F>(&self, sess: &'a ParseSess, f: F) -> PResult<'a, T> where
F: FnMut(&mut Parser<'a>) -> PResult<'a, T>,
pub fn parse_list<'a, T, F>(
&self,
sess: &'a ParseSess,
f: F
) -> PResult<'a, Vec<T>> where
F: FnMut(&mut Parser<'a>) -> PResult<'a, T>,
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pub fn parse_list<'a, T, F>(
&self,
sess: &'a ParseSess,
f: F
) -> PResult<'a, Vec<T>> where
F: FnMut(&mut Parser<'a>) -> PResult<'a, T>,
pub fn parse_meta<'a>(&self, sess: &'a ParseSess) -> PResult<'a, MetaItem>
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pub fn parse_meta<'a>(&self, sess: &'a ParseSess) -> PResult<'a, MetaItem>
pub fn with_desugared_doc<T, F>(&self, f: F) -> T where
F: FnOnce(&Attribute) -> T,
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pub fn with_desugared_doc<T, F>(&self, f: F) -> T where
F: FnOnce(&Attribute) -> T,
Convert self to a normal #[doc="foo"] comment, if it is a
comment like ///
or /** */
. (Returns self unchanged for
non-sugared doc attributes.)
Trait Implementations
impl Clone for Attribute
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impl Clone for Attribute
fn clone(&self) -> Attribute
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fn clone(&self) -> Attribute
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl PartialEq for Attribute
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impl PartialEq for Attribute
fn eq(&self, other: &Attribute) -> bool
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fn eq(&self, other: &Attribute) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &Attribute) -> bool
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fn ne(&self, other: &Attribute) -> bool
This method tests for !=
.
impl Eq for Attribute
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impl Eq for Attribute
impl Encodable for Attribute
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impl Encodable for Attribute
impl Decodable for Attribute
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impl Decodable for Attribute
impl Hash for Attribute
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impl Hash for Attribute
fn hash<__H: Hasher>(&self, state: &mut __H)
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fn hash<__H: Hasher>(&self, state: &mut __H)
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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fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl Debug for Attribute
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impl Debug for Attribute
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl ToTokens for Attribute
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impl ToTokens for Attribute