Method copyFrom

packages/common/http/src/headers.ts:193–199

(other: HttpHeaders)

  }

  private copyFrom(other: HttpHeaders) {
    other.init();
    Array.from(other.headers.keys()).forEach((key) => {
      this.headers.set(key, other.headers.get(key)!);
      this.normalizedNames.set(key, other.normalizedNames.get(key)!);
    });
  }

  private clone(update: Update): HttpHeaders {
    const clone = new HttpHeaders();