CursorOrderedSink

Struct CursorOrderedSink 

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pub struct CursorOrderedSink<'a, S> { /* private fields */ }
Expand description

This is a CursorSink that buffers cursors and emits them in source order. It uses contiguous coverage tracking to eagerly emit cursors as soon as gaps are filled.

Many CSS grammars allow constructing a tree in arbitrarily authored order, but have a canonical ordering, so for e.g a function like foo(bar, baz) could be represented as foo(baz, bar) and still be valid. AST nodes output their cursors in grammar order, which is most often desirable, but this sink will enforce source ordering.

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impl<'a, S: CursorSink> CursorOrderedSink<'a, S>

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pub fn new(bump: &'a Bump, sink: &'a mut S) -> Self

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pub fn flush(&mut self)

Flush all remaining buffered cursors to the delegate sink in source order. This is typically called when no more cursors will be added.

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impl<'a, S: CursorSink> CursorSink for CursorOrderedSink<'a, S>

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fn append(&mut self, cursor: Cursor)

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impl<'a, S> Freeze for CursorOrderedSink<'a, S>

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impl<'a, S> !RefUnwindSafe for CursorOrderedSink<'a, S>

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impl<'a, S> !Send for CursorOrderedSink<'a, S>

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impl<'a, S> !Sync for CursorOrderedSink<'a, S>

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impl<'a, S> Unpin for CursorOrderedSink<'a, S>

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impl<'a, S> !UnwindSafe for CursorOrderedSink<'a, S>

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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.