�PNG  IHDR��;���IDATx��ܻn�0���K�� �)(�pA��� ���7�LeG{�� �§㻢|��ذaÆ 6lذaÆ 6lذaÆ 6lom��$^�y���ذag�5bÆ 6lذaÆ 6lذa{���� 6lذaÆ �`����}H�Fkm�,�m����Ӫ���ô�ô!� �x�|'ܢ˟;�E:���9�&ᶒ�}�{�v]�n&�6� �h��_��t�ڠ͵-ҫ���Z;��Z$�.�P���k�ž)�!��o���>}l�eQfJ�T��u і���چ��\��X=8��Rن4`Vw�l�>����n�G�^��i�s��"ms�$�u��i��?w�bs[m�6�K4���O���.�4��%����/����b�C%��t ��M�ז� �-l�G6�mrz2���s�%�9��s@���-�k�9�=���)������k�B5����\��+͂�Zsٲ ��Rn��~G���R���C����� �wIcI��n7jJ���hۛNCS|���j0��8y�iHKֶۛ�k�Ɉ+;Sz������L/��F�*\��Ԕ�#"5��m�2��[S��������=�g��n�a�P�e�ғ�L�� lذaÆ 6l�^k��̱aÆ 6lذaÆ 6lذa;���� �_��ذaÆ 6lذaÆ 6lذaÆ ���R���IEND�B` var Stream = require('stream').Stream module.exports = legacy function legacy (fs) { return { ReadStream: ReadStream, WriteStream: WriteStream } function ReadStream (path, options) { if (!(this instanceof ReadStream)) return new ReadStream(path, options); Stream.call(this); var self = this; this.path = path; this.fd = null; this.readable = true; this.paused = false; this.flags = 'r'; this.mode = 438; /*=0666*/ this.bufferSize = 64 * 1024; options = options || {}; // Mixin options into this var keys = Object.keys(options); for (var index = 0, length = keys.length; index < length; index++) { var key = keys[index]; this[key] = options[key]; } if (this.encoding) this.setEncoding(this.encoding); if (this.start !== undefined) { if ('number' !== typeof this.start) { throw TypeError('start must be a Number'); } if (this.end === undefined) { this.end = Infinity; } else if ('number' !== typeof this.end) { throw TypeError('end must be a Number'); } if (this.start > this.end) { throw new Error('start must be <= end'); } this.pos = this.start; } if (this.fd !== null) { process.nextTick(function() { self._read(); }); return; } fs.open(this.path, this.flags, this.mode, function (err, fd) { if (err) { self.emit('error', err); self.readable = false; return; } self.fd = fd; self.emit('open', fd); self._read(); }) } function WriteStream (path, options) { if (!(this instanceof WriteStream)) return new WriteStream(path, options); Stream.call(this); this.path = path; this.fd = null; this.writable = true; this.flags = 'w'; this.encoding = 'binary'; this.mode = 438; /*=0666*/ this.bytesWritten = 0; options = options || {}; // Mixin options into this var keys = Object.keys(options); for (var index = 0, length = keys.length; index < length; index++) { var key = keys[index]; this[key] = options[key]; } if (this.start !== undefined) { if ('number' !== typeof this.start) { throw TypeError('start must be a Number'); } if (this.start < 0) { throw new Error('start must be >= zero'); } this.pos = this.start; } this.busy = false; this._queue = []; if (this.fd === null) { this._open = fs.open; this._queue.push([this._open, this.path, this.flags, this.mode, undefined]); this.flush(); } } }