NativeHttp.carrier: def of bend-trace-context@0.2.0.0
Import: import bend-trace-context@0.2.0.0/native_http.bend as NativeHttp
Lines 59-64 of bend-trace-context@0.2.0.0/native_http.bend: https://jend.leeeet.dev/read.txt?path=bend-trace-context@0.2.0.0/native_http.bend&start_line=59&end_line=64

import Base
import bend-trace-context@0.2.0.0/trace_context.bend as TC

# The header fields of a map as a carrier for TC.Context.extract or
# TC.Context.send: every value of every name, in arrival order within each
# name (law http_carrier). The order between different names is the map's
# own, which no Trace Context rule depends on.
def carrier(headers: HeaderMap()) -> List<&2, TC.Header>:
  List.reverse(&2, TC.Header, Headers.gather(Map.to_list(&2, List<&2, String>, headers), Nil{}))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.reverse
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Map.to_list
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/native_http.bend&name=HeaderMap
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/native_http.bend&name=Headers.gather
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=Header