TraceContext.Forward.parent: def of bend-trace-context@0.2.0.0
Import: import bend-trace-context@0.2.0.0/trace_context.bend as TraceContext
Lines 3364-3371 of bend-trace-context@0.2.0.0/trace_context.bend: https://jend.leeeet.dev/read.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&start_line=3364&end_line=3371

import Base

# The second check of a forwarded pair: its traceparent value reads back.
def Forward.parent(read: Result<&2, &2, TraceParentError, TraceParentV00>, +limits: Limits, carrier: List<&2, Header>,
  traceparent: String, +tracestate: List<&2, String>) -> Result<&2, &2, ForwardError, List<&2, Header>>:
  match read:
    case Fail{error}:
      Fail{InvalidForwardParent{error}}
    case Done{known}:
      Forward.state(TraceState.parse_fields(limits, tracestate), carrier, traceparent, tracestate)

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  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/trace_context.bend&name=Forward.state
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=ForwardError
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=Header
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=Limits
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=TraceParentError
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=TraceParentV00
  https://jend.leeeet.dev/definition.txt?path=bend-trace-context@0.2.0.0/trace_context.bend&name=TraceState.parse_fields