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Token

Enum Token 

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pub enum Token {
Show 24 variants Ident(String), Keyword(Keyword), IntLit(String), FloatLit(String), StringLit(String), LParen, RParen, Comma, Semicolon, Star, Plus, Minus, Slash, Concat, TypeCast, Dot, Eq, Ne, Lt, Le, Gt, Ge, Param(u32), Eof,
}

Variants§

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Ident(String)

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Keyword(Keyword)

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IntLit(String)

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FloatLit(String)

SP30: a decimal/exponent numeric literal (1.5, .5, 2., 1e10), typed float8 by the executor (crabgresql has no numeric).

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StringLit(String)

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LParen

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RParen

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Comma

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Semicolon

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Star

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Plus

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Minus

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Slash

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Concat

SP29: the || string-concatenation operator.

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TypeCast

SP31: the :: cast operator (expr::type).

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Dot

SP33: the . qualified-name separator (a.col). Only lexed when it does NOT begin a number lexeme — .5 / 2. stay a single FloatLit.

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Eq

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Ne

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Lt

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Le

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Gt

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Ge

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Param(u32)

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Eof

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 Eq for Token

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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.