Struct syn::Generics [] [src]

pub struct Generics {
    pub lifetimes: Vec<LifetimeDef>,
    pub ty_params: Vec<TyParam>,
    pub where_clause: WhereClause,
}

Represents lifetimes and type parameters attached to a declaration of a function, enum, trait, etc.

Fields

Methods

impl Generics
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Split a type's generics into the pieces required for impl'ing a trait for that type.

let (impl_generics, ty_generics, where_clause) = generics.split_for_impl();
quote! {
    impl #impl_generics MyTrait for #name #ty_generics #where_clause {
        // ...
    }
}

Trait Implementations

impl ToTokens for Generics
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Write self to the given Tokens. Read more

impl Debug for Generics
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Formats the value using the given formatter.

impl Clone for Generics
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Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

impl Eq for Generics
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impl PartialEq for Generics
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This method tests for self and other values to be equal, and is used by ==. Read more

This method tests for !=.

impl Default for Generics
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Returns the "default value" for a type. Read more

impl Hash for Generics
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Feeds this value into the given [Hasher]. Read more

Feeds a slice of this type into the given [Hasher]. Read more