Struct lib::parsers::flow::Opt [−][src]
pub struct Opt<E, A>(_, _)
where
E: Parser<A>;
Trait Implementations
impl<E, A> Parser<Option<A>> for Opt<E, A> where
E: Parser<A>,
[src]
impl<E, A> Parser<Option<A>> for Opt<E, A> where
E: Parser<A>,
impl<E, A> Executable<Option<A>> for Opt<E, A> where
E: Executable<A> + Parser<A>,
[src]
impl<E, A> Executable<Option<A>> for Opt<E, A> where
E: Executable<A> + Parser<A>,