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Token

Enum Token 

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pub enum Token {
Show 92 variants Let, Mut, Const, Fn, Return, If, Else, While, For, In, Break, Continue, Match, Type, Record, Trait, Impl, Import, Module, Pub, Async, Await, Extern, Unsafe, True, False, As, Is, Where, With, SelfLower, SelfUpper, LParen, RParen, LBracket, RBracket, LBrace, RBrace, Comma, Semicolon, Colon, ColonColon, Arrow, FatArrow, Dot, DotDot, DotDotEq, At, Question, Eq, EqEq, BangEq, Lt, LtEq, Gt, GtEq, AmpAmp, PipePipe, Bang, Plus, Minus, Star, Slash, Percent, PlusEq, MinusEq, StarEq, SlashEq, PercentEq, Amp, Pipe, Caret, Tilde, LtLt, GtGt, AmpEq, PipeEq, CaretEq, LtLtEq, GtGtEq, Int(i64), Float(f64), Char(char), StrStart, StrPart(String), StrEnd, InterpOpen, InterpClose, RawStr(String), Ident(String), DocComment(String), Eof,
}
Expand description

Every token produced by the Nova lexer.

Variants§

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Let

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Mut

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Const

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Fn

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Return

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If

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Else

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While

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For

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In

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Break

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Continue

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Match

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Type

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Record

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Trait

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Impl

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Import

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Module

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Pub

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Async

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Await

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Extern

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Unsafe

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True

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False

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As

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Is

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Where

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With

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SelfLower

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SelfUpper

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LParen

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RParen

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LBracket

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RBracket

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LBrace

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RBrace

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Comma

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Semicolon

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Colon

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ColonColon

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Arrow

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FatArrow

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Dot

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DotDot

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DotDotEq

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At

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Question

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Eq

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EqEq

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BangEq

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Lt

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LtEq

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Gt

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GtEq

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AmpAmp

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PipePipe

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Bang

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Plus

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Minus

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Star

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Slash

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Percent

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PlusEq

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MinusEq

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StarEq

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SlashEq

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PercentEq

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Amp

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Pipe

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Caret

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Tilde

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LtLt

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GtGt

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AmpEq

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PipeEq

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CaretEq

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LtLtEq

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GtGtEq

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Int(i64)

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Float(f64)

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Char(char)

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StrStart

Opening " of a string literal.

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StrPart(String)

A literal text segment inside a string.

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StrEnd

The closing " of a string literal.

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InterpOpen

The ${ that opens an interpolation expression.

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InterpClose

The } that closes an interpolation expression.

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RawStr(String)

A raw string literal r"..." or r#"..."#.

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Ident(String)

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DocComment(String)

/// doc comment text (without the leading ///).

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Eof

Implementations§

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impl Token

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pub fn description(&self) -> &str

Human-readable description used in parse error messages.

Trait Implementations§

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impl Clone for Token

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fn clone(&self) -> Self

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 Debug for Token

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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 PartialEq for Token

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for Token

Auto Trait Implementations§

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impl Freeze for Token

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impl RefUnwindSafe for Token

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impl Send for Token

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impl Sync for Token

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impl Unpin for Token

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impl UnsafeUnpin for Token

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impl UnwindSafe for Token

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 = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.