def err.esc
import ezsys@0.1.0.0/src/errno.bend as Errnoimport Base
135# one character of a path between the quote q
136def err.esc(+qt: Char, chr: Char) -> String:
137 match chr:
138 case Chr{+cp}:
139 err.when(err.hexed(cp), _u => err.ctl(cp), _u => err.plain(qt, cp))