spacetimedb_expr::ty

Enum Type

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pub enum Type {
    Var(TableId, Box<[(Symbol, TyId)]>),
    Row(Box<[(Symbol, TyId)]>),
    Alg(AlgebraicType),
}
Expand description

The type of a relation or scalar expression

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Var(TableId, Box<[(Symbol, TyId)]>)

A base relation

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Row(Box<[(Symbol, TyId)]>)

A derived relation

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Alg(AlgebraicType)

A column type

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impl Type

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pub const BOOL: Self = _

A constant for the primitive type Bool

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pub const I8: Self = _

A constant for the primitive type I8

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pub const U8: Self = _

A constant for the primitive type U8

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pub const I16: Self = _

A constant for the primitive type I16

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pub const U16: Self = _

A constant for the primitive type U16

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pub const I32: Self = _

A constant for the primitive type I32

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pub const U32: Self = _

A constant for the primitive type U32

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pub const I64: Self = _

A constant for the primitive type I64

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pub const U64: Self = _

A constant for the primitive type U64

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pub const I128: Self = _

A constant for the primitive type I128

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pub const U128: Self = _

A constant for the primitive type U128

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pub const I256: Self = _

A constant for the primitive type I256

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pub const U256: Self = _

A constant for the primitive type U256

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pub const F32: Self = _

A constant for the primitive type F32

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pub const F64: Self = _

A constant for the primitive type F64

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pub const STR: Self = _

A constant for the primitive type String

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pub fn is_compatible_with(&self, op: BinOp) -> bool

Is this type compatible with this binary operator?

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impl Debug for Type

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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 Freeze for Type

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impl RefUnwindSafe for Type

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impl Send for Type

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impl Sync for Type

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impl Unpin for Type

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impl UnwindSafe for Type

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> 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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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, 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.