winnow::combinator

Struct ByRef

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pub struct ByRef<'p, P> { /* private fields */ }
Expand description

Implementation of Parser::by_ref

Trait Implementations§

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impl<'p, I, O, E, P> Parser<I, O, E> for ByRef<'p, P>
where P: Parser<I, O, E>,

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fn parse_next(&mut self, i: &mut I) -> PResult<O, E>

Take tokens from the Stream, turning it into the output Read more
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fn parse(&mut self, input: I) -> Result<O, ParseError<I, E>>
where Self: Sized, I: Stream + StreamIsPartial, E: ParserError<I>,

Parse all of input, generating O from it
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fn parse_peek(&mut self, input: I) -> IResult<I, O, E>

Take tokens from the Stream, turning it into the output Read more
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fn by_ref(&mut self) -> ByRef<'_, Self>
where Self: Sized,

Treat &mut Self as a parser Read more
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fn value<O2>(self, val: O2) -> Value<Self, I, O, O2, E>
where Self: Sized, O2: Clone,

Produce the provided value Read more
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fn default_value<O2>(self) -> DefaultValue<Self, I, O, O2, E>
where Self: Sized, O2: Default,

Produce a type’s default value Read more
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fn void(self) -> Void<Self, I, O, E>
where Self: Sized,

Discards the output of the Parser Read more
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fn output_into<O2>(self) -> OutputInto<Self, I, O, O2, E>
where Self: Sized, O: Into<O2>,

Convert the parser’s output to another type using std::convert::From Read more
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fn take(self) -> Take<Self, I, O, E>
where Self: Sized, I: Stream,

Produce the consumed input as produced value. Read more
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fn recognize(self) -> Take<Self, I, O, E>
where Self: Sized, I: Stream,

👎Deprecated since 0.6.14: Replaced with Parser::take
Replaced with Parser::take
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fn with_taken(self) -> WithTaken<Self, I, O, E>
where Self: Sized, I: Stream,

Produce the consumed input with the output Read more
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fn with_recognized(self) -> WithTaken<Self, I, O, E>
where Self: Sized, I: Stream,

👎Deprecated since 0.6.14: Replaced with Parser::with_taken
Replaced with Parser::with_taken
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fn span(self) -> Span<Self, I, O, E>
where Self: Sized, I: Stream + Location,

Produce the location of the consumed input as produced value. Read more
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fn with_span(self) -> WithSpan<Self, I, O, E>
where Self: Sized, I: Stream + Location,

Produce the location of consumed input with the output Read more
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fn map<G, O2>(self, map: G) -> Map<Self, G, I, O, O2, E>
where G: FnMut(O) -> O2, Self: Sized,

Maps a function over the output of a parser Read more
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fn try_map<G, O2, E2>(self, map: G) -> TryMap<Self, G, I, O, O2, E, E2>
where Self: Sized, G: FnMut(O) -> Result<O2, E2>, I: Stream, E: FromExternalError<I, E2>,

Applies a function returning a Result over the output of a parser. Read more
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fn verify_map<G, O2>(self, map: G) -> VerifyMap<Self, G, I, O, O2, E>
where Self: Sized, G: FnMut(O) -> Option<O2>, I: Stream, E: ParserError<I>,

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fn flat_map<G, H, O2>(self, map: G) -> FlatMap<Self, G, H, I, O, O2, E>
where Self: Sized, G: FnMut(O) -> H, H: Parser<I, O2, E>,

Creates a parser from the output of this one Read more
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fn and_then<G, O2>(self, inner: G) -> AndThen<Self, G, I, O, O2, E>
where Self: Sized, G: Parser<O, O2, E>, O: StreamIsPartial, I: Stream,

Applies a second parser over the output of the first one Read more
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fn parse_to<O2>(self) -> ParseTo<Self, I, O, O2, E>
where Self: Sized, I: Stream, O: ParseSlice<O2>, E: ParserError<I>,

Apply std::str::FromStr to the output of the parser Read more
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fn verify<G, O2>(self, filter: G) -> Verify<Self, G, I, O, O2, E>
where Self: Sized, G: FnMut(&O2) -> bool, I: Stream, O: Borrow<O2>, O2: ?Sized, E: ParserError<I>,

Returns the output of the child parser if it satisfies a verification function. Read more
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fn context<C>(self, context: C) -> Context<Self, I, O, E, C>
where Self: Sized, I: Stream, E: AddContext<I, C>, C: Clone + Debug,

If parsing fails, add context to the error Read more
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fn complete_err(self) -> CompleteErr<Self>
where Self: Sized,

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fn err_into<E2>(self) -> ErrInto<Self, I, O, E, E2>
where Self: Sized, E: Into<E2>,

Convert the parser’s error to another type using std::convert::From

Auto Trait Implementations§

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impl<'p, P> Freeze for ByRef<'p, P>

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impl<'p, P> RefUnwindSafe for ByRef<'p, P>
where P: RefUnwindSafe,

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impl<'p, P> Send for ByRef<'p, P>
where P: Send,

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impl<'p, P> Sync for ByRef<'p, P>
where P: Sync,

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impl<'p, P> Unpin for ByRef<'p, P>

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impl<'p, P> !UnwindSafe for ByRef<'p, P>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 8 bytes