Cors.cors.preflight.headers: def of emerging-ezhttp@0.21.0.0
Import: import emerging-ezhttp@0.21.0.0/src/cors.bend as Cors
Lines 162-171 of emerging-ezhttp@0.21.0.0/src/cors.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezhttp@0.21.0.0/src/cors.bend&start_line=162&end_line=171

import Base
import emerging-ezhttp@0.21.0.0/src/http.bend as Http

# 400 when a requested header is not allowed; otherwise 200
def cors.preflight.headers(acao: String, methods: List<&2, String>,
  headers: List<&2, String>, credentials: Bool, max_age: String,
  _req: String, ok: Bool) -> Http.Reply:
  match ok:
    case False{}:
      Http.Reply{400, [], ""}
    case True{}:
      Http.Reply{200, cors.preflight_hs(acao, methods, headers, credentials,
        max_age), ""}

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=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=emerging-ezhttp@0.21.0.0/src/cors.bend&name=cors.preflight_hs
  https://jend.leeeet.dev/definition.txt?path=emerging-ezhttp@0.21.0.0/src/http.bend&name=Reply