gistfile1.txt

Stream.prototype.forEach = function(callback) {
    var length = 8192;
    var buffer = new ByteArray(length);
    while (true) {
        var read = this.readInto(buffer, 0, length);
        if (read < 0)
            break;
        buffer.length = read;
        callback(buffer);
        buffer.length = length;
    }
};