Struct syn::PredicateType

[+] Show declaration

pub struct PredicateType {
    pub lifetimes: Option<BoundLifetimes>,
    pub bounded_ty: Type,
    pub colon_token: Colon,
    pub bounds: Punctuated<TypeParamBound, Add>,
}

[−] Expand description

A type predicate in a where clause: for<'c> Foo<'c>: Trait<'c>.

This type is available if Syn is built with the "derive" or "full" feature.

Fields

lifetimes: Option<BoundLifetimes>

[−] Expand description

Any lifetimes from a for binding

bounded_ty: Type

[−] Expand description

The type being bounded

colon_token: Colon

bounds: Punctuated<TypeParamBound, Add>

[−] Expand description

Trait and lifetime bounds (Clone+Send+'static)

Trait Implementations

impl ToTokens for PredicateType

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fn to_tokens(&self, tokens: &mut Tokens)

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Write self to the given Tokens.

fn into_tokens(self) -> Tokens

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Convert self directly into a Tokens object.

impl Clone for PredicateType

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fn clone(&self) -> PredicateType

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Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

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Performs copy-assignment from source.

impl From<PredicateType> for WherePredicate

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fn from(e: PredicateType) -> WherePredicate

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Performs the conversion.