Dns.hosts.flat: def of bend-kit-dns@0.7.0.0
Import: import bend-kit-dns@0.7.0.0/dns.bend as Dns
Lines 628-633 of bend-kit-dns@0.7.0.0/dns.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-dns@0.7.0.0/dns.bend&start_line=628&end_line=633

import Base

def hosts.flat(s: String) -> String:
  match s:
    case SNil{}:
      ""
    case SCon{Chr{+c}, t}:
      SCon{Chr{hosts.sp(c, U32.is_eq(c, 9))}, hosts.flat(t)}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Char
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=bend-kit-dns@0.7.0.0/dns.bend&name=hosts.sp