Method [kAppendHeader]

lib/internal/http2/compat.js:664–695

(name, value)

  }

  [kAppendHeader](name, value) {
    name = name.trim().toLowerCase();
    assertValidHeader(name, value);

    if (!isConnectionHeaderAllowed(name, value)) {
      return;
    }

    if (name[0] === ':')
      assertValidPseudoHeader(name);
    else if (!checkIsHttpToken(name))
      this.destroy(new ERR_INVALID_HTTP_TOKEN('Header name', name));

    // Handle various possible cases the same as OutgoingMessage.appendHeader:
    const headers = this[kHeaders];
    if (headers === null || !headers[name]) {
      return this.setHeader(name, value);
    }

    if (!ArrayIsArray(headers[name])) {
      headers[name] = [headers[name]];
    }

    const existingValues = headers[name];
    if (ArrayIsArray(value)) {
      for (let i = 0, length = value.length; i < length; i++) {
        existingValues.push(value[i]);
      }
    } else {
      existingValues.push(value);
    }
  }

  get statusMessage() {
    statusMessageWarn();