(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.MMLEmitter=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){module.exports=require("./lib").default},{"./lib":3}],2:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _seqEmitter=require("seq-emitter");var _seqEmitter2=_interopRequireDefault(_seqEmitter);var _mmlIterator=require("mml-iterator");var _mmlIterator2=_interopRequireDefault(_mmlIterator);var _reverseOctave=require("./reverseOctave");var _reverseOctave2=_interopRequireDefault(_reverseOctave);var _stripComments=require("strip-comments");var _stripComments2=_interopRequireDefault(_stripComments);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}function _possibleConstructorReturn(self,call){if(!self){throw new ReferenceError("this hasn't been initialised - super() hasn't been called")}return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null){throw new TypeError("Super expression must either be null or a function, not "+typeof superClass)}subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var MMLEmitter=function(_SeqEmitter){_inherits(MMLEmitter,_SeqEmitter);function MMLEmitter(source){var config=arguments.length<=1||arguments[1]===undefined?{}:arguments[1];_classCallCheck(this,MMLEmitter);if(config.reverseOctave){source=(0,_reverseOctave2.default)(source)}var MMLIteratorClass=config.MMLIterator||_mmlIterator2.default;var tracks=(0,_stripComments2.default)(source).split(";");tracks=tracks.filter(function(source){return!!source.trim()});tracks=tracks.map(function(track){return new MMLIteratorClass(track,config)});return _possibleConstructorReturn(this,Object.getPrototypeOf(MMLEmitter).call(this,tracks,config))}return MMLEmitter}(_seqEmitter2.default);exports.default=MMLEmitter},{"./reverseOctave":4,"mml-iterator":17,"seq-emitter":28,"strip-comments":33}],3:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _MMLEmitter=require("./MMLEmitter");var _MMLEmitter2=_interopRequireDefault(_MMLEmitter);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}exports.default=_MMLEmitter2.default},{"./MMLEmitter":2}],4:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.default=reverseOctave;function reverseOctave(source){return source.replace(/[<>]/g,function(str){return str==="<"?">":"<"})}},{}],5:[function(require,module,exports){"use strict";module.exports=function(str){if(typeof str!=="string"){throw new TypeError("expected a string")}return str.replace(/\r\n|\r/g,"\n")};module.exports.strip=function(str){if(typeof str!=="string"){throw new TypeError("expected a string")}return str.split("\r").join("")}},{}],6:[function(require,module,exports){function EventEmitter(){this._events=this._events||{};this._maxListeners=this._maxListeners||undefined}module.exports=EventEmitter;EventEmitter.EventEmitter=EventEmitter;EventEmitter.prototype._events=undefined;EventEmitter.prototype._maxListeners=undefined;EventEmitter.defaultMaxListeners=10;EventEmitter.prototype.setMaxListeners=function(n){if(!isNumber(n)||n<0||isNaN(n))throw TypeError("n must be a positive number");this._maxListeners=n;return this};EventEmitter.prototype.emit=function(type){var er,handler,len,args,i,listeners;if(!this._events)this._events={};if(type==="error"){if(!this._events.error||isObject(this._events.error)&&!this._events.error.length){er=arguments[1];if(er instanceof Error){throw er}throw TypeError('Uncaught, unspecified "error" event.')}}handler=this._events[type];if(isUndefined(handler))return false;if(isFunction(handler)){switch(arguments.length){case 1:handler.call(this);break;case 2:handler.call(this,arguments[1]);break;case 3:handler.call(this,arguments[1],arguments[2]);break;default:args=Array.prototype.slice.call(arguments,1);handler.apply(this,args)}}else if(isObject(handler)){args=Array.prototype.slice.call(arguments,1);listeners=handler.slice();len=listeners.length;for(i=0;i<len;i++)listeners[i].apply(this,args)}return true};EventEmitter.prototype.addListener=function(type,listener){var m;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events)this._events={};if(this._events.newListener)this.emit("newListener",type,isFunction(listener.listener)?listener.listener:listener);if(!this._events[type])this._events[type]=listener;else if(isObject(this._events[type]))this._events[type].push(listener);else this._events[type]=[this._events[type],listener];if(isObject(this._events[type])&&!this._events[type].warned){if(!isUndefined(this._maxListeners)){m=this._maxListeners}else{m=EventEmitter.defaultMaxListeners}if(m&&m>0&&this._events[type].length>m){this._events[type].warned=true;console.error("(node) warning: possible EventEmitter memory "+"leak detected. %d listeners added. "+"Use emitter.setMaxListeners() to increase limit.",this._events[type].length);if(typeof console.trace==="function"){console.trace()}}}return this};EventEmitter.prototype.on=EventEmitter.prototype.addListener;EventEmitter.prototype.once=function(type,listener){if(!isFunction(listener))throw TypeError("listener must be a function");var fired=false;function g(){this.removeListener(type,g);if(!fired){fired=true;listener.apply(this,arguments)}}g.listener=listener;this.on(type,g);return this};EventEmitter.prototype.removeListener=function(type,listener){var list,position,length,i;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events||!this._events[type])return this;list=this._events[type];length=list.length;position=-1;if(list===listener||isFunction(list.listener)&&list.listener===listener){delete this._events[type];if(this._events.removeListener)this.emit("removeListener",type,listener)}else if(isObject(list)){for(i=length;i-- >0;){if(list[i]===listener||list[i].listener&&list[i].listener===listener){position=i;break}}if(position<0)return this;if(list.length===1){list.length=0;delete this._events[type]}else{list.splice(position,1)}if(this._events.removeListener)this.emit("removeListener",type,listener)}return this};EventEmitter.prototype.removeAllListeners=function(type){var key,listeners;if(!this._events)return this;if(!this._events.removeListener){if(arguments.length===0)this._events={};else if(this._events[type])delete this._events[type];return this}if(arguments.length===0){for(key in this._events){if(key==="removeListener")continue;this.removeAllListeners(key)}this.removeAllListeners("removeListener");this._events={};return this}listeners=this._events[type];if(isFunction(listeners)){this.removeListener(type,listeners)}else if(listeners){while(listeners.length)this.removeListener(type,listeners[listeners.length-1])}delete this._events[type];return this};EventEmitter.prototype.listeners=function(type){var ret;if(!this._events||!this._events[type])ret=[];else if(isFunction(this._events[type]))ret=[this._events[type]];else ret=this._events[type].slice();return ret};EventEmitter.prototype.listenerCount=function(type){if(this._events){var evlistener=this._events[type];if(isFunction(evlistener))return 1;else if(evlistener)return evlistener.length}return 0};EventEmitter.listenerCount=function(emitter,type){return emitter.listenerCount(type)};function isFunction(arg){return typeof arg==="function"}function isNumber(arg){return typeof arg==="number"}function isObject(arg){return typeof arg==="object"&&arg!==null}function isUndefined(arg){return arg===void 0}},{}],7:[function(require,module,exports){"use strict";var isObject=require("is-extendable");module.exports=function extend(o){if(!isObject(o)){o={}}var len=arguments.length;for(var i=1;i<len;i++){var obj=arguments[i];if(isObject(obj)){assign(o,obj)}}return o};function assign(a,b){for(var key in b){if(hasOwn(b,key)){a[key]=b[key]}}}function hasOwn(obj,key){return Object.prototype.hasOwnProperty.call(obj,key)}},{"is-extendable":16}],8:[function(require,module,exports){"use strict";var extend=require("extend-shallow");var Block=require("./lib/block");var Line=require("./lib/line");var utils=require("./lib/utils");function comments(str,options,fn){if(typeof str!=="string"){throw new TypeError("expected a string")}return block(str,options,fn).concat(line(str,options,fn)).sort(compare)}function block(str,options,fn){return factory("/*","*/",Block)(str,options,fn)}function line(str,options,fn){return factory("//","\n",Line)(str,options,fn)}function factory(open,close,Ctor){return function(str,options,fn){if(typeof str!=="string"){throw new TypeError("expected a string")}if(typeof options==="function"){fn=options;options={}}if(typeof fn!=="function"){fn=utils.identity}var opts=extend({},options);str=utils.normalize(str);str=utils.escapeQuoted(str);var res=[];var start=str.indexOf(open);var end=str.indexOf(close,start);var len=str.length;if(end===-1){end=len}while(start!==-1&&end<=len){var comment=fn(new Ctor(str,start,end,open,close));res.push(comment);if(opts.first&&res.length===1){return res}start=str.indexOf(open,end+1);end=str.indexOf(close,start);if(end===-1){end=len}}return res}}function first(str){if(typeof str!=="string"){throw new TypeError("expected a string")}var arr=comments(str,{first:true});if(arr&&arr.length){return arr[0].raw}else{return null}}function compare(a,b){return a.loc.start.pos-b.loc.start.pos}module.exports=comments;module.exports.first=first;module.exports.block=block;module.exports.line=line;module.exports.factory=factory},{"./lib/block":9,"./lib/line":11,"./lib/utils":12,"extend-shallow":7}],9:[function(require,module,exports){"use strict";var utils=require("./utils");var Code=require("./code");function BlockComment(str,idx,end,open,close){var ol=open.length;var cl=close.length;var lineno=utils.linesCount(str,idx);var value=utils.restore(str.slice(idx,end+cl));var inner=value.slice(ol,-cl);var lines=utils.strip(inner.split("\n"));this.type="block";this.raw=value;this.value=lines.join("\n");this.lines=lines;this.loc={start:{line:lineno,pos:idx},end:{line:lineno+utils.linesCount(value)-1,pos:end+cl}};this.code=new Code(str,this)}module.exports=BlockComment},{"./code":10,"./utils":12}],10:[function(require,module,exports){"use strict";var codeContext=require("parse-code-context");var utils=require("./utils");function Code(str,comment){str=utils.restore(str);var start=comment.loc.end.pos;var lineno=comment.loc.end.line;var ctx={};var lines=str.split("\n").slice(lineno);for(var i=0;i<lines.length;i++){var res=codeContext(lines[i],lineno+i);if(res){ctx=res;lineno+=i;break}}var val=ctx.original||"";var pos=str.slice(start).indexOf(val)+start;return{context:ctx,line:lineno,loc:{start:{line:lineno,pos:pos},end:{line:lineno,pos:pos+val.length}},value:val.trim()}}module.exports=Code},{"./utils":12,"parse-code-context":26}],11:[function(require,module,exports){"use strict";var utils=require("./utils");function LineComment(str,idx,end,open,close){var lineno=utils.linesCount(str,idx);var value=utils.restore(str.slice(idx,end));this.type="line";this.raw=value;this.value=this.raw.replace(/^\s*[\/\s]+/,"");this.loc={start:{line:lineno,pos:idx},end:{line:lineno+utils.linesCount(value)-1,pos:end}}}module.exports=LineComment},{"./utils":12}],12:[function(require,module,exports){"use strict";var cr=require("cr");var bom=require("strip-bom-string");var quotesRegex=require("quoted-string-regex");var nonchar=require("noncharacters");var utils=module.exports;utils.normalize=function(str){return cr(bom(str))};utils.identity=function(val){return val};utils.linesCount=function(str,i){if(typeof i==="number"){return str.slice(0,i).split("\n").length}return str.split("\n").length};function ch(num){return nonchar[num]+nonchar[num]}utils.escapeQuoted=function(str){return str.replace(quotesRegex(),function(val){val=val.split("//").join(ch(0));val=val.split("/*").join(ch(1));val=val.split("*/").join(ch(2));return val})};utils.restore=function(str){return str.replace(quotesRegex(),function(val){val=val.split(ch(0)).join("//");val=val.split(ch(1)).join("/*");val=val.split(ch(2)).join("*/");return val})};utils.strip=function(lines){var len=lines.length,i=-1;var res=[];while(++i<len){var line=lines[i].replace(/^\s*[*\/]+\s?|\s+$/g,"");if(!line)continue;res.push(line)}return res}},{cr:5,noncharacters:24,"quoted-string-regex":27,"strip-bom-string":32}],13:[function(require,module,exports){module.exports=require("./lib")},{"./lib":15}],14:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}var ITERATOR=typeof Symbol!=="undefined"?Symbol.iterator:"Symbol(Symbol.iterator)";var IntervalIterator=function(){function IntervalIterator(iter,interval){_classCallCheck(this,IntervalIterator);this._iter=iter;this._interval=+interval;this._currentTime=0;this._iterItem=null;this._done=false}_createClass(IntervalIterator,[{key:"next",value:function next(){var t0=this._currentTime+this._interval;if(this._done){return{done:true,value:[]}}var result=[];var iterItem=undefined;while((iterItem=this._next(t0))!==null){result.push(iterItem)}this._currentTime=t0;return{done:false,value:result}}},{key:ITERATOR,value:function value(){return this}},{key:"_next",value:function _next(t0){if(this._iterItem){return this._nextIterItem(t0)}var iterItem=this._iter.next();if(!iterItem.done){this._iterItem=iterItem.value;return this._nextIterItem(t0)}this._done=true;return null}},{key:"_nextIterItem",value:function _nextIterItem(t0){if(t0<=this._iterItem.time){return null}var iterItem=this._iterItem;this._iterItem=null;return iterItem}}]);return IntervalIterator}();exports["default"]=IntervalIterator;module.exports=exports["default"]},{}],15:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}var _IntervalIterator=require("./IntervalIterator");var _IntervalIterator2=_interopRequireDefault(_IntervalIterator);exports["default"]=_IntervalIterator2["default"];module.exports=exports["default"]},{"./IntervalIterator":14}],16:[function(require,module,exports){"use strict";module.exports=function isExtendable(val){return typeof val!=="undefined"&&val!==null&&(typeof val==="object"||typeof val==="function")}},{}],17:[function(require,module,exports){arguments[4][13][0].apply(exports,arguments)},{"./lib":23,dup:13}],18:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports["default"]={tempo:120,octave:4,length:4,velocity:100,quantize:75,loopCount:2};module.exports=exports["default"]},{}],19:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}var _Syntax=require("./Syntax");var _Syntax2=_interopRequireDefault(_Syntax);var _DefaultParams=require("./DefaultParams");var _DefaultParams2=_interopRequireDefault(_DefaultParams);var _MMLParser=require("./MMLParser");var _MMLParser2=_interopRequireDefault(_MMLParser);var ITERATOR=typeof Symbol!=="undefined"?Symbol.iterator:"Symbol(Symbol.iterator)";var MMLIterator=function(){function MMLIterator(source){_classCallCheck(this,MMLIterator);this.source=source;this._commands=new _MMLParser2["default"](source).parse();this._commandIndex=0;this._processedTime=0;this._iterator=null;this._octave=_DefaultParams2["default"].octave;this._noteLength=[_DefaultParams2["default"].length];this._velocity=_DefaultParams2["default"].velocity;this._quantize=_DefaultParams2["default"].quantize;this._tempo=_DefaultParams2["default"].tempo;this._infiniteLoopIndex=-1;this._loopStack=[];this._done=false}_createClass(MMLIterator,[{key:"hasNext",value:function hasNext(){return this._commandIndex<this._commands.length}},{key:"next",value:function next(){if(this._done){return{done:true,value:null}}if(this._iterator){var iterItem=this._iterator.next();if(!iterItem.done){return iterItem}}var command=this._forward(true);if(isNoteEvent(command)){this._iterator=this[command.type](command)}else{this._done=true;return{done:false,value:{type:"end",time:this._processedTime}}}return this.next()}},{key:ITERATOR,value:function value(){return this}},{key:"_forward",value:function _forward(forward){while(this.hasNext()&&!isNoteEvent(this._commands[this._commandIndex])){var command=this._commands[this._commandIndex++];this[command.type](command)}if(forward&&!this.hasNext()&&this._infiniteLoopIndex!==-1){this._commandIndex=this._infiniteLoopIndex;return this._forward(false)}return this._commands[this._commandIndex++]||{}}},{key:"_calcDuration",value:function _calcDuration(noteLength){var _this=this;if(noteLength[0]===null){noteLength=this._noteLength.concat(noteLength.slice(1))}var prev=null;var dotted=0;noteLength=noteLength.map(function(elem){switch(elem){case null:elem=prev;break;case 0:elem=dotted*=2;break;default:prev=dotted=elem;break}var length=elem!==null?elem:_DefaultParams2["default"].length;return 60/_this._tempo*(4/length)});return noteLength.reduce(function(a,b){return a+b},0)}},{key:"_calcNoteNumber",value:function _calcNoteNumber(noteNumber){return noteNumber+this._octave*12+12}},{key:_Syntax2["default"].Note,value:function value(command){var _this2=this;var type="note";var time=this._processedTime;var duration=this._calcDuration(command.noteLength);var noteNumbers=command.noteNumbers.map(function(noteNumber){return _this2._calcNoteNumber(noteNumber)});var quantize=this._quantize;var velocity=this._velocity;this._processedTime=this._processedTime+duration;return arrayToIterator(noteNumbers.map(function(noteNumber){return{type:type,time:time,duration:duration,noteNumber:noteNumber,velocity:velocity,quantize:quantize}}))}},{key:_Syntax2["default"].Rest,value:function value(command){var duration=this._calcDuration(command.noteLength);this._processedTime=this._processedTime+duration}},{key:_Syntax2["default"].Octave,value:function value(command){this._octave=command.value!==null?command.value:_DefaultParams2["default"].octave}},{key:_Syntax2["default"].OctaveShift,value:function value(command){var value=command.value!==null?command.value:1;this._octave+=value*command.direction}},{key:_Syntax2["default"].NoteLength,value:function value(command){var noteLength=command.noteLength.map(function(value){return value!==null?value:_DefaultParams2["default"].length});this._noteLength=noteLength}},{key:_Syntax2["default"].NoteVelocity,value:function value(command){this._velocity=command.value!==null?command.value:_DefaultParams2["default"].velocity}},{key:_Syntax2["default"].NoteQuantize,value:function value(command){this._quantize=command.value!==null?command.value:_DefaultParams2["default"].quantize}},{key:_Syntax2["default"].Tempo,value:function value(command){this._tempo=command.value!==null?command.value:_DefaultParams2["default"].tempo}},{key:_Syntax2["default"].InfiniteLoop,value:function value(){this._infiniteLoopIndex=this._commandIndex}},{key:_Syntax2["default"].LoopBegin,value:function value(command){var loopCount=command.value!==null?command.value:_DefaultParams2["default"].loopCount;var loopTopIndex=this._commandIndex;var loopOutIndex=-1;this._loopStack.push({loopCount:loopCount,loopTopIndex:loopTopIndex,loopOutIndex:loopOutIndex})}},{key:_Syntax2["default"].LoopExit,value:function value(){var looper=this._loopStack[this._loopStack.length-1];var index=this._commandIndex;if(looper.loopCount<=1&&looper.loopOutIndex!==-1){index=looper.loopOutIndex}this._commandIndex=index}},{key:_Syntax2["default"].LoopEnd,value:function value(){var looper=this._loopStack[this._loopStack.length-1];var index=this._commandIndex;if(looper.loopOutIndex===-1){looper.loopOutIndex=this._commandIndex}looper.loopCount-=1;if(0<looper.loopCount){index=looper.loopTopIndex}else{this._loopStack.pop()}this._commandIndex=index}}]);return MMLIterator}();exports["default"]=MMLIterator;function arrayToIterator(array){var index=0;return{next:function next(){if(index<array.length){return{done:false,value:array[index++]}}return{done:true}}}}function isNoteEvent(command){return command.type===_Syntax2["default"].Note||command.type===_Syntax2["default"].Rest}module.exports=exports["default"]},{"./DefaultParams":18,"./MMLParser":20,"./Syntax":22}],20:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}var _Syntax=require("./Syntax");var _Syntax2=_interopRequireDefault(_Syntax);var _Scanner=require("./Scanner");var _Scanner2=_interopRequireDefault(_Scanner);var NOTE_INDEXES={c:0,d:2,e:4,f:5,g:7,a:9,b:11};var MMLParser=function(){function MMLParser(source){_classCallCheck(this,MMLParser);this.scanner=new _Scanner2["default"](source)}_createClass(MMLParser,[{key:"parse",value:function parse(){var _this=this;var result=[];this._readUntil(";",function(){result=result.concat(_this.advance())});return result}},{key:"advance",value:function advance(){switch(this.scanner.peek()){case"c":case"d":case"e":case"f":case"g":case"a":case"b":return this.readNote();case"[":return this.readChord();case"r":return this.readRest();case"o":return this.readOctave();case">":return this.readOctaveShift(+1);case"<":return this.readOctaveShift(-1);case"l":return this.readNoteLength();case"q":return this.readNoteQuantize();case"v":return this.readNoteVelocity();case"t":return this.readTempo();case"$":return this.readInfiniteLoop();case"/":return this.readLoop();default:}this.scanner.throwUnexpectedToken()}},{key:"readNote",value:function readNote(){return{type:_Syntax2["default"].Note,noteNumbers:[this._readNoteNumber(0)],noteLength:this._readLength()}}},{key:"readChord",value:function readChord(){var _this2=this;this.scanner.expect("[");var noteList=[];var offset=0;this._readUntil("]",function(){switch(_this2.scanner.peek()){case"c":case"d":case"e":case"f":case"g":case"a":case"b":noteList.push(_this2._readNoteNumber(offset));break;case">":_this2.scanner.next();offset+=12;break;case"<":_this2.scanner.next();offset-=12;break;default:_this2.scanner.throwUnexpectedToken()}});this.scanner.expect("]");return{type:_Syntax2["default"].Note,noteNumbers:noteList,noteLength:this._readLength()}}},{key:"readRest",value:function readRest(){this.scanner.expect("r");return{type:_Syntax2["default"].Rest,noteLength:this._readLength()}}},{key:"readOctave",value:function readOctave(){this.scanner.expect("o");return{type:_Syntax2["default"].Octave,value:this._readArgument(/\d+/)}}},{key:"readOctaveShift",value:function readOctaveShift(direction){this.scanner.expect(/<|>/);return{type:_Syntax2["default"].OctaveShift,direction:direction|0,value:this._readArgument(/\d+/)}}},{key:"readNoteLength",value:function readNoteLength(){this.scanner.expect("l");return{type:_Syntax2["default"].NoteLength,noteLength:this._readLength()}}},{key:"readNoteQuantize",value:function readNoteQuantize(){this.scanner.expect("q");return{type:_Syntax2["default"].NoteQuantize,value:this._readArgument(/\d+/)}}},{key:"readNoteVelocity",value:function readNoteVelocity(){this.scanner.expect("v");return{type:_Syntax2["default"].NoteVelocity,value:this._readArgument(/\d+/)}}},{key:"readTempo",value:function readTempo(){this.scanner.expect("t");return{type:_Syntax2["default"].Tempo,value:this._readArgument(/\d+(\.\d+)?/)}}},{key:"readInfiniteLoop",value:function readInfiniteLoop(){this.scanner.expect("$");return{type:_Syntax2["default"].InfiniteLoop}}},{key:"readLoop",value:function readLoop(){var _this3=this;this.scanner.expect("/");this.scanner.expect(":");var result=[];var loopBegin={type:_Syntax2["default"].LoopBegin};var loopEnd={type:_Syntax2["default"].LoopEnd};result=result.concat(loopBegin);this._readUntil(/[|:]/,function(){result=result.concat(_this3.advance())});result=result.concat(this._readLoopExit());this.scanner.expect(":");this.scanner.expect("/");loopBegin.value=this._readArgument(/\d+/)||null;result=result.concat(loopEnd);return result}},{key:"_readUntil",value:function _readUntil(matcher,callback){while(this.scanner.hasNext()){this.scanner.forward();if(!this.scanner.hasNext()||this.scanner.match(matcher)){break}callback()}}},{key:"_readArgument",value:function _readArgument(matcher){var num=this.scanner.scan(matcher);return num!==null?+num:null}},{key:"_readNoteNumber",value:function _readNoteNumber(offset){var noteIndex=NOTE_INDEXES[this.scanner.next()];return noteIndex+this._readAccidental()+offset}},{key:"_readAccidental",value:function _readAccidental(){if(this.scanner.match("+")){return+1*this.scanner.scan(/\++/).length}if(this.scanner.match("-")){return-1*this.scanner.scan(/\-+/).length}return 0}},{key:"_readDot",value:function _readDot(){var len=(this.scanner.scan(/\.+/)||"").length;var result=new Array(len);for(var i=0;i<len;i++){result[i]=0}return result}},{key:"_readLength",value:function _readLength(){var result=[];result=result.concat(this._readArgument(/\d+/));result=result.concat(this._readDot());var tie=this._readTie();if(tie){result=result.concat(tie)}return result}},{key:"_readTie",value:function _readTie(){this.scanner.forward();if(this.scanner.match("^")){this.scanner.next();return this._readLength()}return null}},{key:"_readLoopExit",value:function _readLoopExit(){var _this4=this;var result=[];if(this.scanner.match("|")){this.scanner.next();var loopExit={type:_Syntax2["default"].LoopExit};result=result.concat(loopExit);this._readUntil(":",function(){result=result.concat(_this4.advance())})}return result}}]);return MMLParser}();exports["default"]=MMLParser;module.exports=exports["default"]},{"./Scanner":21,"./Syntax":22}],21:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}var Scanner=function(){function Scanner(source){_classCallCheck(this,Scanner);this.source=source;this.index=0}_createClass(Scanner,[{key:"hasNext",value:function hasNext(){return this.index<this.source.length}},{key:"peek",value:function peek(){return this.source.charAt(this.index)||""}},{key:"next",value:function next(){return this.source.charAt(this.index++)||""}},{key:"forward",value:function forward(){while(this.hasNext()&&this.match(/\s/)){this.index+=1}}},{key:"match",value:function match(matcher){if(matcher instanceof RegExp){return matcher.test(this.peek())}return this.peek()===matcher}},{key:"expect",value:function expect(matcher){if(!this.match(matcher)){this.throwUnexpectedToken()}this.index+=1}},{key:"scan",value:function scan(matcher){var target=this.source.substr(this.index);var result=null;if(matcher instanceof RegExp){var matched=matcher.exec(target);if(matched&&matched.index===0){result=matched[0]}}else if(target.substr(0,matcher.length)===matcher){result=matcher}if(result){this.index+=result.length}return result}},{key:"throwUnexpectedToken",value:function throwUnexpectedToken(){var identifier=this.peek()||"ILLEGAL";throw new SyntaxError("Unexpected token: "+identifier)}}]);return Scanner}();exports["default"]=Scanner;module.exports=exports["default"]},{}],22:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports["default"]={Note:"Note",Rest:"Rest",Octave:"Octave",OctaveShift:"OctaveShift",NoteLength:"NoteLength",NoteVelocity:"NoteVelocity",NoteQuantize:"NoteQuantize",Tempo:"Tempo",InfiniteLoop:"InfiniteLoop",LoopBegin:"LoopBegin",LoopExit:"LoopExit",LoopEnd:"LoopEnd"};module.exports=exports["default"]},{}],23:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}var _MMLIterator=require("./MMLIterator");var _MMLIterator2=_interopRequireDefault(_MMLIterator);exports["default"]=_MMLIterator2["default"];module.exports=exports["default"]},{"./MMLIterator":19}],24:[function(require,module,exports){"use strict";module.exports=["￿","￾","﷑","﷒","﷓","﷔","﷕","﷖","﷗","﷘","﷙","﷚","﷛","﷜","﷝","﷞","﷟","﷠","﷡","﷢","﷣","﷤","﷥","﷦","﷧","﷨","﷩","﷪","﷫","﷬","﷭","﷮","﷯"]},{}],25:[function(require,module,exports){"use strict";var hasOwnProperty=Object.prototype.hasOwnProperty;var propIsEnumerable=Object.prototype.propertyIsEnumerable;
function toObject(val){if(val===null||val===undefined){throw new TypeError("Object.assign cannot be called with null or undefined")}return Object(val)}module.exports=Object.assign||function(target,source){var from;var to=toObject(target);var symbols;for(var s=1;s<arguments.length;s++){from=Object(arguments[s]);for(var key in from){if(hasOwnProperty.call(from,key)){to[key]=from[key]}}if(Object.getOwnPropertySymbols){symbols=Object.getOwnPropertySymbols(from);for(var i=0;i<symbols.length;i++){if(propIsEnumerable.call(from,symbols[i])){to[symbols[i]]=from[symbols[i]]}}}}return to}},{}],26:[function(require,module,exports){"use strict";module.exports=function(str,i){var match=null;if(match=/^function[ \t]([\w$]+)[ \t]*([\w\W]+)?/.exec(str)){return{begin:i,type:"function statement",name:match[1],params:match[2].split(/\W/g).filter(Boolean),string:match[1]+"()",original:str}}else if(match=/^var[ \t]*([\w$]+)[ \t]*=[ \t]*function([\w\W]+)?/.exec(str)){return{begin:i,type:"function expression",name:match[1],params:match[2].split(/\W/g).filter(Boolean),string:match[1]+"()",original:str}}else if(match=/^(module\.exports)[ \t]*=[ \t]*function[ \t]([\w$]+)[ \t]*([\w\W]+)?/.exec(str)){return{begin:i,type:"function expression",receiver:match[1],name:match[2],params:match[3].split(/\W/g).filter(Boolean),string:match[1]+"()",original:str}}else if(match=/^(module\.exports)[ \t]*=[ \t]*function([\w\W]+)?/.exec(str)){return{begin:i,type:"method",receiver:match[1],name:"",params:match[2].split(/\W/g).filter(Boolean),string:match[1]+"."+match[2]+"()",original:str}}else if(match=/^([\w$]+)\.prototype\.([\w$]+)[ \t]*=[ \t]*function([\w\W]+)?/.exec(str)){return{begin:i,type:"prototype method","class":match[1],name:match[2],params:match[3].split(/\W/g).filter(Boolean),string:match[1]+".prototype."+match[2]+"()",original:str}}else if(match=/^([\w$]+)\.prototype\.([\w$]+)[ \t]*=[ \t]*([^\n;]+)/.exec(str)){return{begin:i,type:"prototype property","class":match[1],name:match[2],value:match[3],string:match[1]+".prototype."+match[2],original:str}}else if(match=/^([\w$.]+)\.([\w$]+)[ \t]*=[ \t]*function([\w\W]+)?/.exec(str)){return{begin:i,type:"method",receiver:match[1],name:match[2],params:match[3].split(/\W/g).filter(Boolean),string:match[1]+"."+match[2]+"()",original:str}}else if(match=/^([\w$]+)\.([\w$]+)[ \t]*=[ \t]*([^\n;]+)/.exec(str)){return{begin:i,type:"property",receiver:match[1],name:match[2],value:match[3],string:match[1]+"."+match[2],original:str}}else if(match=/^var[ \t]+([\w$]+)[ \t]*=[ \t]*([^\n;]+)/.exec(str)){return{begin:i,type:"declaration",name:match[1],value:match[2],string:match[1],original:str}}return null}},{}],27:[function(require,module,exports){"use strict";module.exports=function(){return/'([^'\\]*\\.)*[^']*'|"([^"\\]*\\.)*[^"]*"/g}},{}],28:[function(require,module,exports){arguments[4][1][0].apply(exports,arguments)},{"./lib":31,dup:1}],29:[function(require,module,exports){(function(global){"use strict";var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();Object.defineProperty(exports,"__esModule",{value:true});var _events=require("events");var _TrackIterator=require("./TrackIterator");var _TrackIterator2=_interopRequireDefault(_TrackIterator);var _webAudioScheduler=require("web-audio-scheduler");var _webAudioScheduler2=_interopRequireDefault(_webAudioScheduler);var _objectAssign=require("object-assign");var _objectAssign2=_interopRequireDefault(_objectAssign);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}function _possibleConstructorReturn(self,call){if(!self){throw new ReferenceError("this hasn't been initialised - super() hasn't been called")}return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null){throw new TypeError("Super expression must either be null or a function, not "+typeof superClass)}subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var SeqEmitter=function(_EventEmitter){_inherits(SeqEmitter,_EventEmitter);function SeqEmitter(tracks){var config=arguments.length<=1||arguments[1]===undefined?{}:arguments[1];_classCallCheck(this,SeqEmitter);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(SeqEmitter).call(this));if(config.scheduler){_this._scheduler=config.scheduler;_this._ownScheduler=false}else{_this._scheduler=new _webAudioScheduler2.default(config);_this._ownScheduler=true}_this._tracks=tracks.map(function(track,trackNumber){return new _TrackIterator2.default(track,_this._scheduler.interval,trackNumber)});_this._startTime=-1;_this._stopTime=-1;_this._timerId=0;_this._state="suspended";return _this}_createClass(SeqEmitter,[{key:"start",value:function start(){var _this2=this;var t0=arguments.length<=0||arguments[0]===undefined?this._scheduler.currentTime:arguments[0];if(this._startTime===-1){this._startTime=t0;if(this._ownScheduler){this._scheduler.start()}this._timerId=this._scheduler.insert(t0,function(e){_this2._state="running";_this2.emit("statechange",{type:"statechange",playbackTime:t0,state:_this2._state});_this2._process(e.playbackTime)})}else{if(this._startTime!==-1){global.console.warn("Failed to execute 'start' on SeqEmitter: cannot call start more than once.")}}}},{key:"stop",value:function stop(){var _this3=this;var t0=arguments.length<=0||arguments[0]===undefined?this._scheduler.currentTime:arguments[0];if(this._startTime!==-1&&this._stopTime===-1){this._stopTime=t0;this._scheduler.insert(t0,function(){_this3._state="closed";_this3.emit("statechange",{type:"statechange",playbackTime:t0,state:_this3._state});if(_this3._ownScheduler){_this3._scheduler.stop()}_this3._scheduler.remove(_this3._timerId);_this3._timerId=0})}else{if(this._startTime===-1){global.console.warn("Failed to execute 'stop' on SeqEmitter: cannot call stop without calling start first.")}if(this._stopTime!==-1){global.console.warn("Failed to execute 'stop' on SeqEmitter: cannot call stop more than once.")}}}},{key:"_process",value:function _process(playbackTime){var _this4=this;this._tracks.forEach(function(iter){var iterItem=iter.next();_this4._emitEvent(iterItem.value,iter.trackNumber)});this._tracks=this._tracks.filter(function(iter){return!iter.done});if(this._tracks.length===0){this.emit("end:all",{type:"end:all",playbackTime:playbackTime})}else{var nextPlaybackTime=playbackTime+this._scheduler.interval;this._timerId=this._scheduler.insert(nextPlaybackTime,function(e){_this4._process(e.playbackTime)})}}},{key:"_emitEvent",value:function _emitEvent(events,trackNumber){var _this5=this;events.forEach(function(items){var type=items.type;var playbackTime=_this5._startTime+items.time;if(typeof type==="string"){_this5.emit(type,(0,_objectAssign2.default)({playbackTime:playbackTime,trackNumber:trackNumber},items))}})}},{key:"scheduler",get:function get(){return this._scheduler}},{key:"state",get:function get(){return this._state}}]);return SeqEmitter}(_events.EventEmitter);exports.default=SeqEmitter}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./TrackIterator":30,events:6,"object-assign":25,"web-audio-scheduler":34}],30:[function(require,module,exports){"use strict";var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _get=function get(object,property,receiver){if(object===null)object=Function.prototype;var desc=Object.getOwnPropertyDescriptor(object,property);if(desc===undefined){var parent=Object.getPrototypeOf(object);if(parent===null){return undefined}else{return get(parent,property,receiver)}}else if("value"in desc){return desc.value}else{var getter=desc.get;if(getter===undefined){return undefined}return getter.call(receiver)}};Object.defineProperty(exports,"__esModule",{value:true});var _intervalIterator=require("interval-iterator");var _intervalIterator2=_interopRequireDefault(_intervalIterator);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}function _possibleConstructorReturn(self,call){if(!self){throw new ReferenceError("this hasn't been initialised - super() hasn't been called")}return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null){throw new TypeError("Super expression must either be null or a function, not "+typeof superClass)}subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var TrackIterator=function(_IntervalIterator){_inherits(TrackIterator,_IntervalIterator);function TrackIterator(iter,interval,trackNumber){_classCallCheck(this,TrackIterator);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(TrackIterator).call(this,iter,interval));_this.trackNumber=trackNumber;_this.done=false;return _this}_createClass(TrackIterator,[{key:"next",value:function next(){if(this.done){return{done:true,value:[]}}var iterItem=_get(Object.getPrototypeOf(TrackIterator.prototype),"next",this).call(this);this.done=iterItem.done;return iterItem}}]);return TrackIterator}(_intervalIterator2.default);exports.default=TrackIterator},{"interval-iterator":13}],31:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _SeqEmitter=require("./SeqEmitter");var _SeqEmitter2=_interopRequireDefault(_SeqEmitter);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}exports.default=_SeqEmitter2.default},{"./SeqEmitter":29}],32:[function(require,module,exports){"use strict";module.exports=function(str){if(typeof str==="string"&&str.charAt(0)==="\ufeff"){return str.slice(1)}return str}},{}],33:[function(require,module,exports){"use strict";var extract=require("extract-comments");function strip(str,options){options=options||{};if(options.line){return line(str,options)}if(options.block){return block(str,options)}if(options.first){return first(str,options)}str=block(str,options);return line(str,options)}function block(str,options){return stripEach(str,extract.block(str,options),options)}function line(str,options){return stripEach(str,extract.line(str,options),options)}function first(str,options){return stripEach(str,extract.first(str),options)}function stripEach(str,comments,options){comments.forEach(function(comment){str=discard(str,comment,options)});return str}function discard(str,comment,opts){var ch=comment.value.charAt(0);if(opts&&opts.safe===true&&ch==="!"){return str}return str.replace(comment.raw,"")}module.exports=strip;module.exports.block=block;module.exports.first=first;module.exports.line=line},{"extract-comments":8}],34:[function(require,module,exports){arguments[4][13][0].apply(exports,arguments)},{"./lib":37,dup:13}],35:[function(require,module,exports){(function(global){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _get=function get(_x2,_x3,_x4){var _again=true;_function:while(_again){var object=_x2,property=_x3,receiver=_x4;_again=false;if(object===null)object=Function.prototype;var desc=Object.getOwnPropertyDescriptor(object,property);if(desc===undefined){var parent=Object.getPrototypeOf(object);if(parent===null){return undefined}else{_x2=parent;_x3=property;_x4=receiver;_again=true;desc=parent=undefined;continue _function}}else if("value"in desc){return desc.value}else{var getter=desc.get;if(getter===undefined){return undefined}return getter.call(receiver)}}};function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null){throw new TypeError("Super expression must either be null or a function, not "+typeof superClass)}subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var _events=require("events");var _utilsDefaults=require("./utils/defaults");var _utilsDefaults2=_interopRequireDefault(_utilsDefaults);var _defaultContext=require("./defaultContext");var _defaultContext2=_interopRequireDefault(_defaultContext);var WebAudioScheduler=function(_EventEmitter){_inherits(WebAudioScheduler,_EventEmitter);function WebAudioScheduler(){var opts=arguments.length<=0||arguments[0]===undefined?{}:arguments[0];_classCallCheck(this,WebAudioScheduler);_get(Object.getPrototypeOf(WebAudioScheduler.prototype),"constructor",this).call(this);this.context=(0,_utilsDefaults2["default"])(opts.context,_defaultContext2["default"]);this.interval=(0,_utilsDefaults2["default"])(opts.interval,.025);this.aheadTime=(0,_utilsDefaults2["default"])(opts.aheadTime,.1);this.timerAPI=(0,_utilsDefaults2["default"])(opts.timerAPI,global);this.playbackTime=this.currentTime;this._timerId=0;this._schedId=0;this._scheds=[]}_createClass(WebAudioScheduler,[{key:"start",value:function start(callback){var _this=this;if(this._timerId===0){this._timerId=this.timerAPI.setInterval(function(){var t0=_this.context.currentTime;var t1=t0+_this.aheadTime;_this._process(t0,t1)},this.interval*1e3);this.emit("start")}if(callback){this.insert(this.context.currentTime,callback)}return this}},{key:"stop",value:function stop(reset){if(this._timerId!==0){this.timerAPI.clearInterval(this._timerId);this._timerId=0;this.emit("stop")}if(reset){this._scheds.splice(0)}return this}},{key:"insert",value:function insert(time,callback,args){var id=++this._schedId;var event={id:id,time:time,callback:callback,args:args};var scheds=this._scheds;if(scheds.length===0||scheds[scheds.length-1].time<=time){scheds.push(event)}else{for(var i=0,imax=scheds.length;i<imax;i++){if(time<scheds[i].time){scheds.splice(i,0,event);break}}}return id}},{key:"nextTick",value:function nextTick(time,callback,args){if(typeof time==="function"){args=callback;callback=time;time=this.playbackTime}return this.insert(time+this.aheadTime,callback,args)}},{key:"remove",value:function remove(schedId){var scheds=this._scheds;if(typeof schedId==="number"){for(var i=0,imax=scheds.length;i<imax;i++){if(schedId===scheds[i].id){scheds.splice(i,1);break}}}return schedId}},{key:"removeAll",value:function removeAll(){this._scheds.splice(0)}},{key:"_process",value:function _process(t0,t1){var scheds=this._scheds;this.playbackTime=t0;this.emit("process",{playbackTime:this.playbackTime});while(scheds.length&&scheds[0].time<t1){var _event=scheds.shift();var playbackTime=_event.time;var args=_event.args;this.playbackTime=playbackTime;_event.callback({playbackTime:playbackTime,args:args})}this.playbackTime=t0;this.emit("processed",{playbackTime:this.playbackTime})}},{key:"state",get:function get(){return this._timerId!==0?"running":"suspended"}},{key:"currentTime",get:function get(){return this.context.currentTime}},{key:"events",get:function get(){return this._scheds.slice()}}]);return WebAudioScheduler}(_events.EventEmitter);exports["default"]=WebAudioScheduler;module.exports=exports["default"]}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./defaultContext":36,"./utils/defaults":38,events:6}],36:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports["default"]=Object.defineProperties({},{currentTime:{get:function get(){return Date.now()/1e3},configurable:true,enumerable:true}});module.exports=exports["default"]},{}],37:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}var _WebAudioScheduler=require("./WebAudioScheduler");var _WebAudioScheduler2=_interopRequireDefault(_WebAudioScheduler);exports["default"]=_WebAudioScheduler2["default"];module.exports=exports["default"]},{"./WebAudioScheduler":35}],38:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports["default"]=defaults;function defaults(value,defaultValue){return value!==undefined?value:defaultValue}module.exports=exports["default"]},{}]},{},[1])(1)});