Cursor

Struct Cursor 

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pub struct Cursor(/* private fields */);
Expand description

Wraps Token with a SourceOffset, allows it to reason about the character data of the source text.

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impl Cursor

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pub const DUMMY_SITE_NUMBER_ZERO: Self

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pub const EMPTY: Self

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pub const fn new(offset: SourceOffset, token: Token) -> Self

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pub const fn dummy(token: Token) -> Self

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pub const fn token(&self) -> Token

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pub const fn offset(&self) -> SourceOffset

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pub fn end_offset(&self) -> SourceOffset

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pub const fn is_empty(&self) -> bool

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pub const fn len(&self) -> u32

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pub fn span(&self) -> Span

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pub fn str_slice<'a>(&self, str: &'a str) -> &'a str

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pub fn with_quotes(&self, quote_style: QuoteStyle) -> Self

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pub fn with_associated_whitespace( &self, rules: AssociatedWhitespaceRules, ) -> Self

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pub fn atom_bits(&self) -> u32

Trait Implementations§

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impl Clone for Cursor

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fn clone(&self) -> Cursor

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Cursor

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for Cursor

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fn default() -> Cursor

Returns the “default value” for a type. Read more
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impl From<Cursor> for Kind

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fn from(cursor: Cursor) -> Self

Converts to this type from the input type.
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impl From<Cursor> for KindSet

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fn from(cursor: Cursor) -> Self

Converts to this type from the input type.
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impl From<Cursor> for QuoteStyle

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fn from(cursor: Cursor) -> Self

Converts to this type from the input type.
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impl From<Cursor> for Span

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fn from(cursor: Cursor) -> Self

Converts to this type from the input type.
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impl From<Cursor> for Token

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fn from(cursor: Cursor) -> Self

Converts to this type from the input type.
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impl Hash for Cursor

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for Cursor

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fn cmp(&self, other: &Cursor) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl PartialEq<AssociatedWhitespaceRules> for Cursor

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fn eq(&self, other: &AssociatedWhitespaceRules) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<CommentStyle> for &Cursor

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fn eq(&self, other: &CommentStyle) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<CommentStyle> for Cursor

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fn eq(&self, other: &CommentStyle) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<Kind> for &Cursor

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fn eq(&self, other: &Kind) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<Kind> for Cursor

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fn eq(&self, other: &Kind) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<KindSet> for &Cursor

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fn eq(&self, other: &KindSet) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<KindSet> for Cursor

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fn eq(&self, other: &KindSet) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<QuoteStyle> for &Cursor

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fn eq(&self, other: &QuoteStyle) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<QuoteStyle> for Cursor

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fn eq(&self, other: &QuoteStyle) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<Span> for Cursor

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fn eq(&self, other: &Span) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<Token> for Cursor

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fn eq(&self, other: &Token) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<char> for &Cursor

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fn eq(&self, other: &char) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<char> for Cursor

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fn eq(&self, other: &char) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq for Cursor

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fn eq(&self, other: &Cursor) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for Cursor

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fn partial_cmp(&self, other: &Cursor) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl ToSpan for Cursor

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fn to_span(&self) -> Span

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impl Copy for Cursor

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impl Eq for Cursor

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impl StructuralPartialEq for Cursor

Auto Trait Implementations§

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impl Freeze for Cursor

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impl RefUnwindSafe for Cursor

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impl Send for Cursor

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impl Sync for Cursor

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impl Unpin for Cursor

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impl UnwindSafe for Cursor

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> 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.