Websocket.field: def of bend-kit-websocket@0.4.0.0
Import: import bend-kit-websocket@0.4.0.0/websocket.bend as Websocket
Lines 137-139 of bend-kit-websocket@0.4.0.0/websocket.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-websocket@0.4.0.0/websocket.bend&start_line=137&end_line=139

import Base

# The value of the header named name when exactly one line has it.
def field(head: String, +name: String) -> Maybe<&2, String>:
  only(fields(head, name))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-kit-websocket@0.4.0.0/websocket.bend&name=fields
  https://jend.leeeet.dev/definition.txt?path=bend-kit-websocket@0.4.0.0/websocket.bend&name=only