Enum syn::WherePredicate [−][src]
pub enum WherePredicate { Type(PredicateType), Lifetime(PredicateLifetime), Eq(PredicateEq), }
This is supported on crate features
full
or derive
only.Expand description
A single predicate in a where
clause: T: Deserialize<'de>
.
This type is available only if Syn is built with the "derive"
or "full"
feature.
Syntax tree enum
This type is a syntax tree enum.
Variants
Type(PredicateType)
A type predicate in a where
clause: for<'c> Foo<'c>: Trait<'c>
.
Lifetime(PredicateLifetime)
A lifetime predicate in a where
clause: 'a: 'b + 'c
.
Eq(PredicateEq)
An equality predicate in a where
clause (unsupported).
Trait Implementations
This is supported on crate feature
clone-impls
only.This is supported on crate feature
extra-traits
only.Performs the conversion.
Performs the conversion.
Performs the conversion.
This is supported on crate feature
extra-traits
only.This is supported on crate feature
parsing
only.This is supported on crate feature
extra-traits
only.This is supported on crate feature
printing
only.This is supported on crate feature
extra-traits
only.Auto Trait Implementations
impl RefUnwindSafe for WherePredicate
impl !Send for WherePredicate
impl !Sync for WherePredicate
impl Unpin for WherePredicate
impl UnwindSafe for WherePredicate
Blanket Implementations
Mutably borrows from an owned value. Read more