Enum WriteVal

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pub enum WriteVal {
    QueryEntry(QueryEntry),
    IncCounter(CounterId),
    CurrentVal(usize),
}

Expand description

A value that can be written to a table in an action.

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QueryEntry(QueryEntry)

A variable or a constant.

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IncCounter(CounterId)

A fresh value from the given counter.

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CurrentVal(usize)

The value of the current row index.

Trait Implementations§

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impl Clone for WriteVal

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fn clone(&self) -> WriteVal

Returns a duplicate of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for WriteVal

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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 From<CounterId> for WriteVal

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fn from(ctr: CounterId) -> Self

Converts to this type from the input type.

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impl<T> From<T> for WriteVal
where T: Into<QueryEntry>,

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fn from(val: T) -> Self

Converts to this type from the input type.

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impl Copy for WriteVal

Auto Trait Implementations§

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impl UnwindSafe for WriteVal

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> DynClone for T
where T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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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 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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