type Bits
import bend-kit-regex@0.8.0.0/regex.bend as Regeximport Base
846# at0: the sets live at the start of the text, and hit0 whether the empty match is there;
847# hit01 the same for the empty text; atn and hitn the same inside the text, hit1 at its end.
848type Bits is Data:
849 Bits{sets: List<&2, Bit>, at0: U32, hit0: Bool, hit01: Bool, atn: U32, hit1: Bool}