type Ew
import bend-kit-regex@0.8.0.0/regex.bend as Regeximport Base
771# Bit-parallel NFA for is_match: bit pc stands for the set at pc, waiting on the next char.
772# The epsilon walk from a pc: the sets it reaches and whether it reaches the match, where at0
773# says the position is the start of the text and at1 the end.
774type Ew is Data:
775 Ew{stack: List<&2, U32>, seen: List<&2, U32>, mask: U32, hit: Bool}