Sink

Abstract type for sinks. Values that implement the sink protocol are instances of Sink, which can be used for type testing.

Sink is not constructible directly.

assert_eq (type $ [].sink()) $Sink

Methods

put value

Writes a value to the sink.

Parameters:

Name	Type	Description
value		the value to write

map func

Creates a wrapper Sink which puts func(value) into the wrapped sink for each value.

filter pred

Creates a wrapper sink which only puts each value if pred(value) is truthy.