Enum syn::GenericArgument

[+] Show declaration

pub enum GenericArgument {
    Lifetime(Lifetime),
    Type(Type),
    Binding(Binding),
    Const(Expr),
}

[−] Expand description

An individual generic argument, like 'a, T, or Item = T.

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

Variants

Lifetime(Lifetime)

[−] Expand description

A lifetime argument.

Type(Type)

[−] Expand description

A type argument.

Binding(Binding)

[−] Expand description

A binding (equality constraint) on an associated type: the Item = u8 in Iterator<Item = u8>.

Const(Expr)

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A const expression. Must be inside of a block.

NOTE: Identity expressions are represented as Type arguments, as they are indistinguishable syntactically.

Trait Implementations

impl Synom for GenericArgument

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fn parse(i: Cursor) -> PResult<Self>

fn description() -> Option<&'static str>

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A short name of the type being parsed.

impl ToTokens for GenericArgument

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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 GenericArgument

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fn clone(&self) -> GenericArgument

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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.