const kRemoteSettings = Symbol('remote-settings');

const kRequestAsyncResource = Symbol('requestAsyncResource');

const kSentHeaders = Symbol('sent-headers');

const kRawHeaders = Symbol('raw-headers');

const kSentTrailers = Symbol('sent-trailers');

const kServer = Symbol('server');

const kState = Symbol('state');

let headersList;

let headersObject;

let rawHeaders;

let scheme;

let authority;

let method;

if (ArrayIsArray(headersParam)) {

({

rawHeaders,

headersList,

scheme,

authority,

// eslint-disable-next-line no-use-before-define

const stream = new ClientHttp2Stream(this, undefined, undefined, {});

stream[kSentHeaders] = headersObject; // N.b. Only set for object headers, not raw headers

stream[kRawHeaders] = rawHeaders; // N.b. Only set for raw headers, not object headers

stream[kOrigin] = `${scheme}://${authority}`;

const reqAsync = new AsyncResource('PendingRequest');

stream[kRequestAsyncResource] = reqAsync;

}

get sentHeaders() {

if (this[kSentHeaders] || !this[kRawHeaders]) {

return this[kSentHeaders];

}

const rawHeaders = this[kRawHeaders];

const headersObject = { __proto__: null };

for (let i = 0; i < rawHeaders.length; i += 2) {

const key = rawHeaders[i];

const value = rawHeaders[i + 1];

const existing = headersObject[key];

if (existing === undefined) {

headersObject[key] = value;

} else if (ArrayIsArray(existing)) {

existing.push(value);

} else {

headersObject[key] = [existing, value];

}

}

if (rawHeaders[kSensitiveHeaders] !== undefined) {

headersObject[kSensitiveHeaders] = rawHeaders[kSensitiveHeaders];

}

this[kSentHeaders] = headersObject;

return this[kSentHeaders];

}