Method constructor

lib/internal/webstreams/compression.js:127–158

* @param {'deflate'|'deflate-raw'|'gzip'|'brotli'} format

(format)

   * @param {'deflate'|'deflate-raw'|'gzip'|'brotli'} format
   */
  constructor(format) {
    format = formatConverter(format, {
      prefix: "Failed to construct 'DecompressionStream'",
      context: '1st argument',
    });
    switch (format) {
      case 'deflate':
        this.#handle = lazyZlib().createInflate({
          rejectGarbageAfterEnd: true,
        });
        break;
      case 'deflate-raw':
        this.#handle = lazyZlib().createInflateRaw({
          rejectGarbageAfterEnd: true,
        });
        break;
      case 'gzip':
        this.#handle = lazyZlib().createGunzip({
          rejectGarbageAfterEnd: true,
        });
        break;
      case 'brotli':
        this.#handle = lazyZlib().createBrotliDecompress({
          rejectGarbageAfterEnd: true,
        });
        break;
    }
    this.#transform = newReadableWritablePairFromDuplex(this.#handle, {
      [kValidateChunk]: validateBufferSourceChunk,
      [kDestroyOnSyncError]: true,
    });
  }

  /**
   * @readonly