def b64url.ch
import bend-kit-oauth2@0.11.0.1/oauth2.bend as Oauth2import Base
37def b64url.ch(+c: U32, t: String) -> String:
38 match c:
39 case 43:
40 SCon{Chr{45}, t}
41 case 47:
42 SCon{Chr{95}, t}
43 case 61:
44 t
45 case _:
46 SCon{Chr{c}, t}