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Context

oni_comb_parser::combinator::context

Struct Context 

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pub struct Context<P> { /* private fields */ }

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impl<I, P> Parser<I> for Context<P>
where I: Input, P: Parser<I>, P::Error: ContextError,

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type Error = <P as Parser<I>>::Error

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type Output = <P as Parser<I>>::Output

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fn parse_next(&mut self, input: &mut I) -> PResult<Self::Output, Self::Error>

Auto Trait Implementations§

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impl<P> Freeze for Context<P>
where P: Freeze,

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impl<P> RefUnwindSafe for Context<P>
where P: RefUnwindSafe,

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impl<P> Send for Context<P>
where P: Send,

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impl<P> Sync for Context<P>
where P: Sync,

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impl<P> Unpin for Context<P>
where P: Unpin,

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impl<P> UnsafeUnpin for Context<P>
where P: UnsafeUnpin,

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impl<P> UnwindSafe for Context<P>
where P: UnwindSafe,

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<I, P> ParserExt<I> for P
where I: Input, P: Parser<I>,

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fn map<F, O2>(self, f: F) -> Map<Self, F>
where F: FnMut(Self::Output) -> O2,

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fn zip<P2>(self, rhs: P2) -> Zip<Self, P2>
where P2: Parser<I, Error = Self::Error>,

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fn zip_left<P2>(self, rhs: P2) -> ZipLeft<Self, P2>
where P2: Parser<I, Error = Self::Error>,

両方実行し、左（self）の値だけを返す（= terminated）。
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fn zip_right<P2>(self, rhs: P2) -> ZipRight<Self, P2>
where P2: Parser<I, Error = Self::Error>,

両方実行し、右（rhs）の値だけを返す（= preceded）。
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fn or<P2>(self, rhs: P2) -> Or<Self, P2>
where Self::Error: MergeError, P2: Parser<I, Output = Self::Output, Error = Self::Error>,

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fn attempt(self) -> Attempt<Self>

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fn cut(self) -> Cut<Self>

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fn optional(self) -> Optional<Self>

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fn many0(self) -> Many<Self>

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fn many1(self) -> Many1<Self>

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fn context(self, label: &'static str) -> Context<Self>
where Self::Error: ContextError,

エラーにコンテキストラベルを付与する。
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fn sep_by0<S>(self, sep: S) -> SepBy0<Self, S>
where S: Parser<I, Error = Self::Error>,

区切り付き 0 個以上の繰り返し。
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fn sep_by1<S>(self, sep: S) -> SepBy1<Self, S>
where S: Parser<I, Error = Self::Error>,

区切り付き 1 個以上の繰り返し。
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fn chainl1<Op, F>(self, op: Op) -> ChainL1<Self, Op>
where Op: Parser<I, Output = F, Error = Self::Error>, F: FnMut(Self::Output, Self::Output) -> Self::Output,

左結合の二項演算子チェーン。operand (op operand)* を左から畳む。
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fn chainr1<Op, F>(self, op: Op) -> ChainR1<Self, Op>
where Op: Parser<I, Output = F, Error = Self::Error>, F: FnMut(Self::Output, Self::Output) -> Self::Output,

右結合の二項演算子チェーン。operand (op operand)* を右から畳む。
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fn map_res<F, O2, E2>(self, f: F, label: &'static str) -> MapRes<Self, F>
where Self: Parser<I, Error = ParseError>, F: FnMut(Self::Output) -> Result<O2, E2>,

パーサーの結果を失敗しうる関数で変換する。 関数が Err を返した場合、Backtrack エラーになる。 入力は巻き戻さない（巻き戻したい場合は .attempt() と組み合わせる）。
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fn flat_map<F, P2>(self, f: F) -> FlatMap<Self, F>
where P2: Parser<I, Error = Self::Error>, F: FnMut(Self::Output) -> P2,

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fn and_then<F, P2>(self, f: F) -> FlatMap<Self, F>
where P2: Parser<I, Error = Self::Error>, F: FnMut(Self::Output) -> P2,

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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.