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ErrorRecoveryContext

Struct ErrorRecoveryContext 

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pub struct ErrorRecoveryContext { /* private fields */ }
Expand description

Context for error recovery during parsing

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impl ErrorRecoveryContext

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pub fn new(text: String) -> Self

Create a new error recovery context

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pub fn advance(&mut self, bytes: usize)

Update position and line/column tracking

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pub fn current_location(&self) -> (usize, usize)

Get current line and column

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pub fn current_range(&self, length: usize) -> TextRange

Get a text range for the current position

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pub fn push_context(&mut self, context: ParseContext)

Push a new parsing context

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pub fn pop_context(&mut self)

Pop the current parsing context

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pub fn current_context(&self) -> ParseContext

Get the current parsing context

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pub fn create_error( &self, message: String, length: usize, kind: ParseErrorKind, ) -> PositionedParseError

Create a positioned error with current location

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pub fn suggest_recovery( &self, expected: SyntaxKind, found: Option<SyntaxKind>, ) -> RecoveryStrategy

Determine the best recovery strategy for the current error

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pub fn find_sync_point( &self, tokens: &[(SyntaxKind, String)], current: usize, ) -> usize

Find the next safe synchronization point

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pub fn get_context_snippet(&self, range: TextRange) -> String

Get context information for error messages

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impl Clone for ErrorRecoveryContext

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fn clone(&self) -> ErrorRecoveryContext

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.