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Token

Enum Token 

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pub enum Token {
Show 35 variants Nil, Bool(bool), Int(i64), BigInt(String), Float(f64), BigDecimal(String), Ratio(String), Char(char), Str(String), Symbol(String), Keyword(String), AutoKeyword(String), LParen, RParen, LBracket, RBracket, LBrace, RBrace, Quote, SyntaxQuote, Unquote, UnquoteSplice, Deref, Meta, HashFn, HashSet, HashVar, HashDiscard, Regex(String), ReaderCond, ReaderCondSplice, Symbolic(String), TaggedLiteral(String), NamespacedMap(MapNs), Eof,
}
Expand description

A single lexical token produced by the clojurust lexer.

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Nil

The literal nil.

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Bool(bool)

true or false.

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Int(i64)

Decimal or radix integer that fits in i64.

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BigInt(String)

N-suffix integer or one that overflows i64; stores decimal digits without any sign or suffix (sign is implicit via the original -).

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Float(f64)

IEEE-754 double.

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BigDecimal(String)

M-suffix decimal; stores the raw text without the trailing M.

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Ratio(String)

Rational literal 3/4; stores the full text including the slash.

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Char(char)

Character literal \a, \newline, \u0041, …

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Str(String)

String literal with escape sequences fully processed.

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Symbol(String)

A symbol: foo, ns/name, /, ..

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Keyword(String)

A keyword (:foo); the leading colon is stripped, so stores "foo".

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AutoKeyword(String)

An auto-resolved keyword (::foo); stores "foo" (leading :: stripped).

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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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Quote

'

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SyntaxQuote

`

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Unquote

~

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UnquoteSplice

~@

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Deref

@

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Meta

^

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HashFn

#(

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HashSet

#{

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HashVar

#'

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HashDiscard

#_

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Regex(String)

#"…" — raw regex pattern, no escape processing.

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ReaderCond

#?

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ReaderCondSplice

#?@

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Symbolic(String)

##Inf / ##-Inf / ##NaN; stores the suffix after ##.

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TaggedLiteral(String)

#tag — tagged literal; stores the symbol name without the leading #.

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NamespacedMap(MapNs)

The validated #:ns / #:: / #::alias prefix of a namespaced map literal. The following { is lexed as an ordinary LBrace.

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Eof

End-of-file sentinel.

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

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 = 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.