Stream filter pattern

Interface for applyinng the Filter pattern. More...

Collaboration diagram for Stream filter pattern:

Functions
template<typename Predicate >
auto	grppi::keep (Predicate &&predicate_op)
	Invoke Filter pattern on a data stream that can be composed in other streaming patterns. This function keeps in the stream only those items that satisfy the predicate. More...
template<typename Predicate >
auto	grppi::discard (Predicate &&predicate_op)
	Invoke Filter pattern on a data stream that can be composed in other streaming patterns. This function discards from the stream those items that satisfy the predicate. More...

Detailed Description

Interface for applyinng the Filter pattern.

Function Documentation

template<typename Predicate >

auto grppi::discard

(

Predicate &&

predicate_op

)

Invoke Filter pattern on a data stream that can be composed in other streaming patterns. This function discards from the stream those items that satisfy the predicate.

Template Parameters

Execution	Execution policy.
Predicate	Callable type for filter predicate.

Parameters

ex	Execution policy object.
predicate_op	Predicate callable object.

template<typename Predicate >

auto grppi::keep

(

Predicate &&

predicate_op

)

Invoke Filter pattern on a data stream that can be composed in other streaming patterns. This function keeps in the stream only those items that satisfy the predicate.

Template Parameters

Execution	Execution policy.
Predicate	Callable type for filter predicate.

Parameters

ex	Execution policy object.
predicate_op	Predicate callable object.