Enum rustc_parse::errors::UnescapeError

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pub enum UnescapeError {

Show 19 variants    InvalidUnicodeEscape {
        span: Span,
        surrogate: bool,
    },
    EscapeOnlyChar {
        span: Span,
        char_span: Span,
        escaped_sugg: String,
        escaped_msg: String,
        byte: bool,
    },
    BareCr {
        span: Span,
        double_quotes: bool,
    },
    BareCrRawString(Span),
    TooShortHexEscape(Span),
    InvalidCharInEscape {
        span: Span,
        is_hex: bool,
        ch: String,
    },
    OutOfRangeHexEscape(Span),
    LeadingUnderscoreUnicodeEscape {
        span: Span,
        ch: String,
    },
    OverlongUnicodeEscape(Span),
    UnclosedUnicodeEscape(Span, Span),
    NoBraceInUnicodeEscape {
        span: Span,
        label: Option<Span>,
        sub: NoBraceUnicodeSub,
    },
    UnicodeEscapeInByte(Span),
    EmptyUnicodeEscape(Span),
    ZeroChars(Span),
    LoneSlash(Span),
    UnskippedWhitespace {
        span: Span,
        char_span: Span,
        ch: String,
    },
    MultipleSkippedLinesWarning(Span),
    MoreThanOneChar {
        span: Span,
        note: Option<MoreThanOneCharNote>,
        suggestion: MoreThanOneCharSugg,
    },
    NulInCStr {
        span: Span,
    },

}

Variants§

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InvalidUnicodeEscape

Fields

§span: Span
§surrogate: bool
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EscapeOnlyChar

Fields

§span: Span
§char_span: Span
§escaped_sugg: String
§escaped_msg: String
§byte: bool
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BareCr

Fields

§span: Span
§double_quotes: bool
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BareCrRawString(Span)

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TooShortHexEscape(Span)

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InvalidCharInEscape

Fields

§span: Span
§is_hex: bool
§ch: String
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OutOfRangeHexEscape(Span)

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LeadingUnderscoreUnicodeEscape

Fields

§span: Span
§ch: String
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OverlongUnicodeEscape(Span)

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UnclosedUnicodeEscape(Span, Span)

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NoBraceInUnicodeEscape

Fields

§span: Span
§label: Option<Span>
§sub: NoBraceUnicodeSub
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UnicodeEscapeInByte(Span)

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EmptyUnicodeEscape(Span)

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ZeroChars(Span)

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LoneSlash(Span)

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UnskippedWhitespace

Fields

§span: Span
§char_span: Span
§ch: String
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MultipleSkippedLinesWarning(Span)

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MoreThanOneChar

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NulInCStr

Fields

§span: Span

Trait Implementations§

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impl<'_sess, G> Diagnostic<'_sess, G> for UnescapeError
where G: EmissionGuarantee,

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fn into_diag(self, dcx: DiagCtxtHandle<'_sess>, level: Level) -> Diag<'_sess, G>

Write out as a diagnostic out of DiagCtxt.

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impl<T> Aligned for T

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const ALIGN: Alignment = _

Alignment of Self.
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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, R> CollectAndApply<T, R> for T

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fn collect_and_apply<I, F>(iter: I, f: F) -> R
where I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

Equivalent to f(&iter.collect::<Vec<_>>()).

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type Output = R

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impl<T> Filterable for T

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fn filterable( self, filter_name: &'static str, ) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>

Creates a filterable data provider with the given name for debugging. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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type Output = T

Should always be Self
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type Error = Infallible

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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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.
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fn upcast(self, interner: I) -> U

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impl<I, T> UpcastFrom<I, T> for T

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fn upcast_from(from: T, _tcx: I) -> T

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impl<V, T> VZip<V> for T
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fn vzip(self) -> V

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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where T: Send + Sync,

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: 136 bytes

Size for each variant:

  • InvalidUnicodeEscape: 12 bytes
  • EscapeOnlyChar: 104 bytes
  • BareCr: 12 bytes
  • BareCrRawString: 8 bytes
  • TooShortHexEscape: 8 bytes
  • InvalidCharInEscape: 72 bytes
  • OutOfRangeHexEscape: 8 bytes
  • LeadingUnderscoreUnicodeEscape: 64 bytes
  • OverlongUnicodeEscape: 8 bytes
  • UnclosedUnicodeEscape: 16 bytes
  • NoBraceInUnicodeEscape: 88 bytes
  • UnicodeEscapeInByte: 8 bytes
  • EmptyUnicodeEscape: 8 bytes
  • ZeroChars: 8 bytes
  • LoneSlash: 8 bytes
  • UnskippedWhitespace: 72 bytes
  • MultipleSkippedLinesWarning: 8 bytes
  • MoreThanOneChar: 136 bytes
  • NulInCStr: 8 bytes