Enum syn::TraitBoundModifier
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pub enum TraitBoundModifier { None, Maybe(Question), }
A modifier on a trait bound, currently only used for the ?
in
?Sized
.
This type is available if Syn is built with the "derive"
or "full"
feature.
Variants
None
Maybe(Question)
Trait Implementations
impl Synom for TraitBoundModifier
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fn parse(i: Cursor) -> PResult<Self>
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fn description() -> Option<&'static str>
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A short name of the type being parsed. Read more
impl ToTokens for TraitBoundModifier
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fn to_tokens(&self, tokens: &mut TokenStream)
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Write self
to the given TokenStream
. Read more
fn into_token_stream(self) -> TokenStream
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Convert self
directly into a TokenStream
object. Read more
impl Copy for TraitBoundModifier
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impl Debug for TraitBoundModifier
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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
impl Eq for TraitBoundModifier
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impl PartialEq for TraitBoundModifier
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fn eq(&self, __arg_0: &TraitBoundModifier) -> 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: &TraitBoundModifier) -> bool
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This method tests for !=
.
impl Hash for TraitBoundModifier
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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,
1.3.0[src]
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl Clone for TraitBoundModifier
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fn clone(&self) -> TraitBoundModifier
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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