Function httpNetworkFetch

deps/undici/src/lib/web/fetch/index.js:1811–2410

(
  fetchParams,
  includeCredentials = false,
  forceNewConnection = false
)

// https://fetch.spec.whatwg.org/#http-network-fetch
async function httpNetworkFetch (
  fetchParams,
  includeCredentials = false,
  forceNewConnection = false
) {
  assert(!fetchParams.controller.connection || fetchParams.controller.connection.destroyed)

  fetchParams.controller.connection = {
    abort: null,
    destroyed: false,
    destroy (err, abort = true) {
      if (!this.destroyed) {
        this.destroyed = true
        if (abort) {
          this.abort?.(err ?? new DOMException('The operation was aborted.', 'AbortError'))
        }
      }
    }
  }

  // 1. Let request be fetchParams’s request.
  const request = fetchParams.request

  // 2. Let response be null.
  let response = null

  // 3. Let timingInfo be fetchParams’s timing info.
  const timingInfo = fetchParams.timingInfo

  // 4. Let httpCache be the result of determining the HTTP cache partition,
  // given request.
  // TODO: cache
  const httpCache = null

  // 5. If httpCache is null, then set request’s cache mode to "no-store".
  if (httpCache == null) {
    request.cache = 'no-store'
  }

  // 6. Let networkPartitionKey be the result of determining the network
  // partition key given request.
  // TODO

  // 7. Let newConnection be "yes" if forceNewConnection is true; otherwise
  // "no".
  const newConnection = forceNewConnection ? 'yes' : 'no' // eslint-disable-line no-unused-vars

  // 8. Switch on request’s mode:
  if (request.mode === 'websocket') {
    // Let connection be the result of obtaining a WebSocket connection,
    // given request’s current URL.
    // TODO
  } else {
    // Let connection be the result of obtaining a connection, given
    // networkPartitionKey, request’s current URL’s origin,
    // includeCredentials, and forceNewConnection.
    // TODO
  }