Struct yarpl::Must [−][src]
pub struct Must<T: Parse> { /* fields omitted */ }
Expand description
Returns Ok(())
if successful, Err(Error)
otherwise. Doesn’t consume input.
Trait Implementations
Auto Trait Implementations
impl<T> RefUnwindSafe for Must<T> where
T: RefUnwindSafe,
impl<T> UnwindSafe for Must<T> where
T: UnwindSafe,
Blanket Implementations
Mutably borrows from an owned value. Read more