Function IsTransformStream

out/cli.cjs:14415–14423

(x5)

        stream4._transformStreamController = void 0;
      }
      function IsTransformStream(x5) {
        if (!typeIsObject(x5)) {
          return false;
        }
        if (!Object.prototype.hasOwnProperty.call(x5, "_transformStreamController")) {
          return false;
        }
        return x5 instanceof TransformStream3;
      }
      function TransformStreamError(stream4, e3) {
        ReadableStreamDefaultControllerError(stream4._readable._readableStreamController, e3);
        TransformStreamErrorWritableAndUnblockWrite(stream4, e3);