Web.loopback: def of ezmcp@0.1.0.0
Import: import ezmcp@0.1.0.0/src/web.bend as Web
Lines 117-121 of ezmcp@0.1.0.0/src/web.bend: https://jend.leeeet.dev/read.txt?path=ezmcp@0.1.0.0/src/web.bend&start_line=117&end_line=121

import Base

# whether an Origin is a page on this machine: http or https, host
# localhost, 127.0.0.1 or [::1], and an optional port
def loopback(+origin: String) -> Bool:
  origin.or(loopback.scheme(origin, 7n, String.starts_with(origin, "http://")),
    _u => loopback.scheme(origin, 8n, String.starts_with(origin, "https://")))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.starts_with
  https://jend.leeeet.dev/definition.txt?path=ezmcp@0.1.0.0/src/web.bend&name=loopback.scheme
  https://jend.leeeet.dev/definition.txt?path=ezmcp@0.1.0.0/src/web.bend&name=origin.or