def lex.bang
import bend-lint-rules@0.2.0.0/layout/format.bend as Formatimport Base
698def lex.bang(rest: String, keep: String) -> Scan:
699 match rest:
700 case SCon{'=', r}:
701 fixed("!=", 2, r, '=', Ne{})
702 case _:
703 fixed("!", 1, keep, '!', Bang{})