powerset-partition ( sequence -- partitions )

Vocabulary

regexp.disambiguate

Inputs

sequence

an object

Outputs

partitions

an object

Definition

USING: kernel math math.bits sequences ;

IN: regexp.disambiguate

: powerset-partition ( sequence -- partitions )
    [ length [ 2^ <iota> ] keep ] keep [ [ <bits> ] curry ] dip
    [ make-partition ] curry compose map rest ;