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Token

Enum Token 

Source
pub enum Token {
Show 58 variants LParen, RParen, LBracket, RBracket, LBrace, RBrace, DotLBracket, DotRBracket, Ques, Star, Slash, Plus, Minus, DotStar, DotSlash, DotPlus, DotMinus, Lt, GtEq, Gt, LtEq, Eq, EqEq, ExEq, Apos, Dot, Colon, ColonColon, Comma, Newline, And, Break, By, Continue, Else, End, False, Fill, For, Function, If, In, Inf, Module, Nan, None, Not, Or, Quit, Return, Root, To, True, While, Int(i64), Float(f32), String(String), Ident(String),
}
Expand description

A token enumeration.

Variants§

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LParen

A ( token.

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RParen

A ) token.

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LBracket

A [ token.

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RBracket

A ] token.

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LBrace

A { token.

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RBrace

A } token.

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DotLBracket

A .[ token.

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DotRBracket

A .] token.

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Ques

A ? token.

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Star

A * token.

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Slash

A / token.

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Plus

A + token.

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Minus

A - token.

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DotStar

A .* token.

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DotSlash

A ./ token.

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DotPlus

A .+ token.

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DotMinus

A .- token.

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Lt

A < token.

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GtEq

A >= token.

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Gt

A > token.

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LtEq

A <= token.

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Eq

A = token.

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EqEq

A == token.

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ExEq

A != token.

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Apos

A ' token.

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Dot

A . token.

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Colon

A : token.

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ColonColon

A :: token.

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Comma

A , token.

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Newline

A newline token or a ; token.

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And

An and keyword.

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Break

A break keyword.

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By

A by keyword.

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Continue

A continue keyword.

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Else

An else keyword.

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End

An end keyword.

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False

A false keyword.

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Fill

A fill keyword.

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For

A for keyword.

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Function

A function keyword.

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If

An if keyword.

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In

An in keyword.

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Inf

An inf keyword.

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Module

A module keyword.

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Nan

A nan keyword.

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None

A none keyword.

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Not

A not keyword.

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Or

An or keyword.

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Quit

A quit keyword.

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Return

A return keyword.

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Root

A root keyword.

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To

A to keyword.

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True

A true keyword.

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While

A while keyword.

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Int(i64)

An integer number token.

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Float(f32)

A floating-point number token.

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String(String)

A string token.

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Ident(String)

An identifier token.

Trait Implementations§

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impl Clone for Token

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fn clone(&self) -> Token

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: &Token) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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 Token

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

This method returns an ordering between self and other values if one exists. Read more
1.0.0 (const: unstable) · Source§

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

Tests less than (for self and other) and is used by the < operator. Read more
1.0.0 (const: unstable) · Source§

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

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 (const: unstable) · Source§

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

Tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 (const: unstable) · Source§

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 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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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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> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Send + Sync>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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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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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> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> Same for T

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type Output = T

Should always be Self
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more