Enum syn::TraitBoundModifier

[+] Show declaration

pub enum TraitBoundModifier {
    None,
    Maybe(Question),
}

[−] Expand description

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

NoneMaybe(Question)

Trait Implementations

impl Synom for TraitBoundModifier

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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 TraitBoundModifier

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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 Copy for TraitBoundModifier

impl Clone for TraitBoundModifier

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fn clone(&self) -> TraitBoundModifier

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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.