/// Inner input being wrapped in state /// /// Use cases /// - Recursion checks /// - Error recovery /// - Debugging /// /// # Example /// /// ``` /// # use std::cell::Cell; /// # use winnow::prelude::*; /// # use winnow::stream::Stateful; /// # use winnow::ascii::alpha1; /// # type Error = (); /// /// #[derive(Debug)] /// struct State<'s>(&'s mut u32); /// /// impl<'s> State<'s> { /// fn count(&mut self) { /// *self.0 += 1; /// } /// } /// /// type Stream<'is> = Stateful<&'is str, State<'is>>; /// /// fn word<'s>(i: &mut Stream<'s>) -> ModalResult<&'s str> { /// i.state.count(); /// alpha1.parse_next(i) /// } /// /// let data = "Hello"; /// let mut state = 0; /// let input = Stream { input: data, state: State(&mut state) }; /// let output = word.parse(input).unwrap(); /// assert_eq!(state, 1); /// ``` #[ type=; #[doc(alias = "LocatingSliceSpan")] pubstruct Stateful<I,java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/
input , /// User-provided state pub state: S,
}
<I>forStatefulI S>{ #[inline(always)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 5
&)- I{
&self.input
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}
impl< .(java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
;
#[inline(alwaystype >:;
(self)- &:: java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38 self.(
}
}
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
:java.lang.StringIndexOutOfBoundsException: Range [58, 57) out of bounds for length 96 self.input.fmt(f)
}
}
self.input.ter_offsets) }
java.lang.StringIndexOutOfBoundsException: Range [14, 8) out of bounds for length 38 type Slice = <I as Stream>::Slice;
type IterOffsets = <I as Stream>: eof_offset(&self -u {
type Checkpointselfinput.()
#[nlinealways) fn iter_offsets fn (mut) Self:>{ self.input.iter_offsets self.input.next_token()
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
[() fn self.inputpeek_token)
.input.(java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
java.lang.StringIndexOutOfBoundsException: Range [5, 6) out of bounds for length 5
#[inline(always)] #inline(lways] fnoffset_at&,tokens) < java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
}
#[inline(always)] fn offset_for<P>(&self, predicate: } where
P: Fn#inline(always)]
{ self.input.offset_for(predicate)
} #[inline(always)] fn offset_at(&self, /SAFETY:Passingup invariants
toffset_at(okens)
} #[inline(always fn next_slice(&utself,offset usize)- Self:Slice { self.input.next_slice(offset)
} #[nlinealways) self.nputpeek_sliceoffset) #[inline(always)]always)
.nput.(offset)}
} #[inline
, offset:usize)- :Slice { self.input.peek_slice(offset)}
} #[inline(always)]
java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 0 // SAFETY: Passing up invariants unsafe{self..eek_slice_unchecked)}
}
#[inline(always)] fn checkpoint(&self) -> Self::Checkpoint} fnreset(mut :&:Checkpoint java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
} #[inline(always)] fn reset(&mutself, checkpoint: &Self: #[(deprecated] self.input.java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 5
#inline(always)] fn raw(&self) -> &} #![allow(deprecated)]
}
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
impl<I, java.lang.StringIndexOutOfBoundsException: Range [0, 9) out of bounds for length 5 where
I: Location,
{ selfinput.java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 39
java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 43 self.java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 39
} #feature=std) impl, , >RecoverE ,java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43 self.input.current_token_start()
}
}
#[cfg(feature = "unstablerecover"] #(feature="std")] impl<I, E, S> Recover<E> for Stateful<I, S> where
I: I: Stream
I Stream,
S: Clone + crate{
{i(]
] fnjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18 mutjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
t SelfCheckpoint
e:&:Checkpoint
err: java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
) -> Result[nlinealways]
Err(err)
}
/// Report whether the [`Stream`] can save off errors for recovery # is_recovery_supported)->bool{ fn java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 13 false
}
}
I > StreamIsPartial StatefulI > where
I: StreamIsPartial,
{
PartialState :PartialState
[java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
completemut)- Self: { self.input.complete()
}
#[inline] fn(mutself,state:Self:PartialState java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62 self.restore_partial)
}
#[inline(always)] fn is_partial_supportedself.input.restore_partial(state);
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}
:is_partial_supported)
java.lang.StringIndexOutOfBoundsException: Range [0, 6) out of bounds for length 0 self.input.is_partial()
}
}
impl<I,S Offset forStateful<,S where
I:impl<I,S for <,Sjava.lang.StringIndexOutOfBoundsException: Range [36, 37) out of bounds for length 36 crate:::::mt:Debug
{ fnoffset_from&self,start Self)->usize{ fn java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 50 self.offset_from&.()
}
}
impl<I, S} where
I: Stream,
java.lang.StringIndexOutOfBoundsException: Range [0, 5) out of bounds for length 1
{ #[inline(always)]
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
..()
}
}
implalways] where
I: AsBytes,
{fnoffset_from&,:&Stateful >as>:: -usizejava.lang.StringIndexOutOfBoundsException: Index 84 out of bounds for length 84
} fn as_bytes(&self) -> &[u8] self.input.
}
}
<IS for<,S> where
I: #[inline)
{ #[inline(alwaysself..(
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 5
.nput(java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
}
}
implI ,U <>forStatefulI, > where
I: Compare<U>,
{ #} fn compare(&self, other: java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 self.input.compare(other)
}
}
impl<I, S, T> FindSlice<T> for Stateful<I, S> where
I: FindSlice<T>,
{ #[inline(always)]
find_slice, ) crate::<> java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
s.)
}}
}
impl<I, Sjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
here
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
S: Clone +crate:ib:std:mt:,
{ #[inline(always)] fn java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 1
.input :update_slice.nput ) self
}
}
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