pub enum ValueOrLambdaParameter<'a> {
Value(FieldRef),
Lambda(&'a [String], bool),
}Variants§
Value(FieldRef)
A columnar value with the given field
Lambda(&'a [String], bool)
A lambda with the given parameters names and a flag indicating wheter it captures any columns
Trait Implementations§
Source§impl<'a> Clone for ValueOrLambdaParameter<'a>
impl<'a> Clone for ValueOrLambdaParameter<'a>
Source§fn clone(&self) -> ValueOrLambdaParameter<'a>
fn clone(&self) -> ValueOrLambdaParameter<'a>
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreAuto Trait Implementations§
impl<'a> Freeze for ValueOrLambdaParameter<'a>
impl<'a> RefUnwindSafe for ValueOrLambdaParameter<'a>
impl<'a> Send for ValueOrLambdaParameter<'a>
impl<'a> Sync for ValueOrLambdaParameter<'a>
impl<'a> Unpin for ValueOrLambdaParameter<'a>
impl<'a> UnwindSafe for ValueOrLambdaParameter<'a>
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
§impl<T> Instrument for T
impl<T> Instrument for T
§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
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 moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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