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Date(e,0,1);this.yearordinal=Z.toOrdinal(r);this.yearweekday=Z.getWeekday(r);var a=Z.getWeekday(new Date(e,0,1));if(this.yearlen===365){this.mmask=[].concat(T);this.mdaymask=[].concat(R);this.nmdaymask=[].concat(A);this.wdaymask=N.slice(a);this.mrange=[].concat(S)}else{this.mmask=[].concat(Y);this.mdaymask=[].concat(D);this.nmdaymask=[].concat(O);this.wdaymask=N.slice(a);this.mrange=[].concat(L)}if(!te(n.options.byweekno)){this.wnomask=null}else{this.wnomask=k(0,this.yearlen+7);var i,s,o;i=s=J(7-this.yearweekday+n.options.wkst,7);if(i>=4){i=0;o=this.yearlen+J(this.yearweekday-n.options.wkst,7)}else{o=this.yearlen-i}var l=Math.floor(o/7);var f=J(o,7);var h=Math.floor(l+f/4);for(var u,c,y=0;y<n.options.byweekno.length;y++){u=n.options.byweekno[y];if(u<0){u+=h+1}if(!(u>0&&u<=h)){continue}if(u>1){c=i+(u-1)*7;if(i!==s){c-=7-s}}else{c=i}for(var d=0;d<7;d++){this.wnomask[c]=1;c++;if(this.wdaymask[c]===n.options.wkst)break}}if(ne(n.options.byweekno,1)){c=i+h*7;if(i!==s)c-=7-s;if(c<this.yearlen){for(y=0;y<7;y++){this.wnomask[c]=1;c+=1;if(this.wdaymask[c]===n.options.wkst)break}}}if(i){var p;if(!ne(n.options.byweekno,-1)){var w=Z.getWeekday(new Date(e-1,0,1));var v=J(7-w+n.options.wkst,7);var m=Z.isLeapYear(e-1)?366:365;if(v>=4){v=0;p=Math.floor(52+J(m+J(w-n.options.wkst,7),7)/4)}else{p=Math.floor(52+J(this.yearlen-i,7)/4)}}else{p=-1}if(ne(n.options.byweekno,p)){for(c=0;c<i;c++)this.wnomask[c]=1}}}}if(te(n.options.bynweekday)&&(t!==this.lastmonth||e!==this.lastyear)){var b=[];if(n.options.freq===re.YEARLY){if(te(n.options.bymonth)){for(y=0;y<n.options.bymonth.length;y++){t=n.options.bymonth[y];b.push(this.mrange.slice(t-1,t+1))}}else{b=[[0,this.yearlen]]}}else if(n.options.freq===re.MONTHLY){b=[this.mrange.slice(t-1,t+1)]}if(te(b)){this.nwdaymask=k(0,this.yearlen);for(y=0;y<b.length;y++){var g=b[y];var _=g[0];var E=g[1];E-=1;for(d=0;d<n.options.bynweekday.length;d++){a=n.options.bynweekday[d][0];u=n.options.bynweekday[d][1];if(u<0){c=E+(u+1)*7;c-=J(this.wdaymask[c]-a,7)}else{c=_+(u-1)*7;c+=J(7-this.wdaymask[c]+a,7)}if(_<=c&&c<=E)this.nwdaymask[c]=1}}}this.lastyear=e;this.lastmonth=t}if(n.options.byeaster!==null){this.eastermask=this.easter(e,n.options.byeaster)}};ae.prototype.ydayset=function(e,t,n){return[r(this.yearlen),0,this.yearlen]};ae.prototype.mdayset=function(e,t,n){var r=k(null,this.yearlen);var a=this.mrange[t-1];var i=this.mrange[t];for(var s=a;s<i;s++)r[s]=s;return[r,a,i]};ae.prototype.wdayset=function(e,t,n){var r=k(null,this.yearlen+7);var a=Z.toOrdinal(new Date(e,t-1,n))-this.yearordinal;var i=a;for(var s=0;s<7;s++){r[a]=a;++a;if(this.wdaymask[a]===this.rrule.options.wkst)break}return[r,i,a]};ae.prototype.ddayset=function(e,t,n){var r=k(null,this.yearlen);var a=Z.toOrdinal(new Date(e,t-1,n))-this.yearordinal;r[a]=a;return[r,a,a+1]};ae.prototype.htimeset=function(e,t,n,r){var a=[];var i=this.rrule;for(var s=0;s<i.options.byminute.length;s++){t=i.options.byminute[s];for(var o=0;o<i.options.bysecond.length;o++){n=i.options.bysecond[o];a.push(new Z.Time(e,t,n,r))}}Z.sort(a);return a};ae.prototype.mtimeset=function(e,t,n,r){var a=[];var i=this.rrule;for(var s=0;s<i.options.bysecond.length;s++){n=i.options.bysecond[s];a.push(new Z.Time(e,t,n,r))}Z.sort(a);return a};ae.prototype.stimeset=function(e,t,n,r){return[new Z.Time(e,t,n,r)]};var l=function(e,t){this.init(e,t)};l.prototype={constructor:l,init:function(e,t){this.method=e;this.args=t;this.minDate=null;this.maxDate=null;this._result=[];if(e==="between"){this.maxDate=t.inc?t.before:new Date(t.before.getTime()-1);this.minDate=t.inc?t.after:new Date(t.after.getTime()+1)}else if(e==="before"){this.maxDate=t.inc?t.dt:new Date(t.dt.getTime()-1)}else if(e==="after"){this.minDate=t.inc?t.dt:new Date(t.dt.getTime()+1)}},accept:function(e){var t=this.minDate&&e<this.minDate;var n=this.maxDate&&e>this.maxDate;if(this.method==="between"){if(t)return true;if(n)return false}else if(this.method==="before"){if(n)return false}else if(this.method==="after"){if(t)return true;this.add(e);return false}return this.add(e)},add:function(e){this._result.push(e);return true},getValue:function(){var e=this._result;switch(this.method){case"all":case"between":return e;case"before":case"after":return e.length?e[e.length-1]:null}},clone:function(){return new l(this.method,this.args)}};var o=function(e,t,n){var r=["all","between"];if(!ne(r,e)){throw new Error('Invalid method "'+e+'". Only all and between works with iterator.')}this.add=function(e){if(n(e,this._result.length)){this._result.push(e);return true}return false};this.init(e,t)};o.prototype=l.prototype;var _=function(e){this._cache=e?null:{all:false,before:[],after:[],between:[]};this._rrule=[];this._rdate=[];this._exrule=[];this._exdate=[]};_.prototype={constructor:_,rrule:function(e){if(!(e instanceof re)){throw new TypeError(String(e)+" is not RRule instance")}if(!ne(this._rrule.map(String),String(e))){this._rrule.push(e)}},rdate:function(e){if(!(e instanceof Date)){throw new TypeError(String(e)+" is not Date instance")}if(!ne(this._rdate.map(Number),Number(e))){this._rdate.push(e);Z.sort(this._rdate)}},exrule:function(e){if(!(e instanceof re)){throw new TypeError(String(e)+" is not RRule instance")}if(!ne(this._exrule.map(String),String(e))){this._exrule.push(e)}},exdate:function(e){if(!(e instanceof Date)){throw new TypeError(String(e)+" is not Date instance")}if(!ne(this._exdate.map(Number),Number(e))){this._exdate.push(e);Z.sort(this._exdate)}},valueOf:function(){var t=[];if(this._rrule.length){this._rrule.forEach(function(e){t.push("RRULE:"+e)})}if(this._rdate.length){t.push("RDATE:"+this._rdate.map(function(e){return Z.timeToUntilString(e)}).join(","))}if(this._exrule.length){this._exrule.forEach(function(e){t.push("EXRULE:"+e)})}if(this._exdate.length){t.push("EXDATE:"+this._exdate.map(function(e){return Z.timeToUntilString(e)}).join(","))}return t},toString:function(){return JSON.stringify(this.valueOf())},_iter:function(t){var r={};var e=this._exrule;var n=t.accept;function a(t,n){e.forEach(function(e){e.between(t,n,true).forEach(function(e){r[Number(e)]=true})})}this._exdate.forEach(function(e){r[Number(e)]=true});t.accept=function(e){var t=Number(e);if(!r[t]){a(new Date(t-1),new Date(t+1));if(!r[t]){r[t]=true;return n.call(this,e)}}return true};if(t.method==="between"){a(t.args.after,t.args.before);t.accept=function(e){var t=Number(e);if(!r[t]){r[t]=true;return n.call(this,e)}return true}}for(var i=0;i<this._rdate.length;i++){if(!t.accept(new Date(this._rdate[i])))break}this._rrule.forEach(function(e){e._iter(t)});var s=t._result;Z.sort(s);switch(t.method){case"all":case"between":return s;case"before":return s.length&&s[s.length-1]||null;case"after":return s.length&&s[0]||null;default:return null}},clone:function(){var e=new _(!!this._cache);var t;for(t=0;t<this._rrule.length;t++){e.rrule(this._rrule[t].clone())}for(t=0;t<this._rdate.length;t++){e.rdate(new Date(this._rdate[t]))}for(t=0;t<this._exrule.length;t++){e.exrule(this._exrule[t].clone())}for(t=0;t<this._exdate.length;t++){e.exdate(new Date(this._exdate[t]))}return e}};var f=["all","between","before","after","count","_cacheAdd","_cacheGet"];f.forEach(function(e){_.prototype[e]=re.prototype[e]});var y=function(){};y.DEFAULT_OPTIONS={dtstart:null,cache:false,unfold:false,forceset:false,compatible:false,ignoretz:false,tzinfos:null};y._freq_map={YEARLY:re.YEARLY,MONTHLY:re.MONTHLY,WEEKLY:re.WEEKLY,DAILY:re.DAILY,HOURLY:re.HOURLY,MINUTELY:re.MINUTELY,SECONDLY:re.SECONDLY};y._weekday_map={MO:0,TU:1,WE:2,TH:3,FR:4,SA:5,SU:6};y.prototype={constructor:y,_handle_int:function(e,t,n,r){e[t.toLowerCase()]=parseInt(n,10)},_handle_int_list:function(e,t,n,r){e[t.toLowerCase()]=n.split(",").map(function(e){return parseInt(e,10)})},_handle_FREQ:function(e,t,n,r){e["freq"]=y._freq_map[n]},_handle_UNTIL:function(e,t,n,r){try{e["until"]=Z.untilStringToDate(n)}catch(e){throw new Error("invalid until date")}},_handle_WKST:function(e,t,n,r){e["wkst"]=y._weekday_map[n]},_handle_BYWEEKDAY:function(e,t,n,r){var a,i,s,o,l,f;var h=[];var u=n.split(",");for(i=0;i<u.length;i++){f=u[i];if(f.indexOf("(")>-1){a=f.split("(");l=a[0];o=parseInt(a.slice(1,-1),10)}else{for(s=0;s<f.length;s++){if("+-0123456789".indexOf(f[s])===-1)break}o=f.slice(0,s)||null;l=f.slice(s);if(o)o=parseInt(o,10)}var c=new b(y._weekday_map[l],o);h.push(c)}e["byweekday"]=h},_parseRfcRRule:function(e,t){t=t||{};t.dtstart=t.dtstart||null;t.cache=t.cache||false;t.ignoretz=t.ignoretz||false;t.tzinfos=t.tzinfos||null;var n,r,a;if(e.indexOf(":")!==-1){a=e.split(":");n=a[0];r=a[1];if(n!=="RRULE")throw new Error("unknown parameter name")}else{r=e}var i;var s={};var o=r.split(";");for(i=0;i<o.length;i++){a=o[i].split("=");n=a[0].toUpperCase();r=a[1].toUpperCase();try{this["_handle_"+n](s,n,r,{ignoretz:t.ignoretz,tzinfos:t.tzinfos})}catch(e){throw new Error("unknown parameter '"+n+"':"+r)}}s.dtstart=s.dtstart||t.dtstart;return new re(s,!t.cache)},_parseRfc:function(e,t){if(t.compatible){t.forceset=true;t.unfold=true}e=e&&e.toUpperCase().trim();if(!e)throw new Error("Invalid empty string");var n=0;var r,a;if(t.unfold){a=e.split("\n");while(n<a.length){r=a[n]=a[n].replace(/\s+$/g,"");if(!r){a.splice(n,1)}else if(n>0&&r[0]===" "){a[n-1]+=r.slice(1);a.splice(n,1)}else{n+=1}}}else{a=e.split(/\s/)}var i=[];var s=[];var o=[];var l=[];var f,h,u,c,y,d,p,w,v,m,b;if(!t.forceset&&a.length===1&&(e.indexOf(":")===-1||e.indexOf("RRULE:")===0)){return this._parseRfcRRule(a[0],{cache:t.cache,dtstart:t.dtstart,ignoretz:t.ignoretz,tzinfos:t.tzinfos})}else{for(n=0;n<a.length;n++){r=a[n];if(!r)continue;if(r.indexOf(":")===-1){f="RRULE";h=r}else{u=g(r,":",1);f=u[0];h=u[1]}c=f.split(";");if(!c)throw new Error("empty property name");f=c[0];c=c.slice(1);if(f==="RRULE"){for(w=0;w<c.length;w++){y=c[w];throw new Error("unsupported RRULE parm: "+y)}i.push(h)}else if(f==="RDATE"){for(w=0;w<c.length;w++){y=c[w];if(y!=="VALUE=DATE-TIME"&&y!=="VALUE=DATE"){throw new Error("unsupported RDATE parm: "+y)}}s.push(h)}else if(f==="EXRULE"){for(w=0;w<c.length;w++){y=c[w];throw new Error("unsupported EXRULE parm: "+y)}o.push(h)}else if(f==="EXDATE"){for(w=0;w<c.length;w++){y=c[w];if(y!=="VALUE=DATE-TIME"&&y!=="VALUE=DATE"){throw new Error("unsupported RDATE parm: "+y)}}l.push(h)}else if(f==="DTSTART"){d=Z.untilStringToDate(h)}else{throw new Error("unsupported property: "+f)}}if(t.forceset||i.length>1||s.length||o.length||l.length){p=new _(!t.cache);for(w=0;w<i.length;w++){p.rrule(this._parseRfcRRule(i[w],{dtstart:t.dtstart||d,ignoretz:t.ignoretz,tzinfos:t.tzinfos}))}for(w=0;w<s.length;w++){m=s[w].split(",");for(v=0;v<m.length;v++){b=m[v];p.rdate(Z.untilStringToDate(b))}}for(w=0;w<o.length;w++){p.exrule(this._parseRfcRRule(o[w],{dtstart:t.dtstart||d,ignoretz:t.ignoretz,tzinfos:t.tzinfos}))}for(w=0;w<l.length;w++){m=l[w].split(",");for(v=0;v<m.length;v++){b=m[v];p.exdate(Z.untilStringToDate(b))}}if(t.campatiable&&t.dtstart)p.rdate(d);return p}else{return this._parseRfcRRule(i[0],{dtstart:t.dtstart||d,cache:t.cache,ignoretz:t.ignoretz,tzinfos:t.tzinfos})}}},parse:function(e,t){t=t||{};var n=[];var r=Object.keys(t);var a=Object.keys(y.DEFAULT_OPTIONS);r.forEach(function(e){if(!ne(a,e))n.push(e)},this);if(n.length)throw new Error("Invalid options: "+n.join(", "));a.forEach(function(e){if(!ne(r,e))t[e]=y.DEFAULT_OPTIONS[e]});return this._parseRfc(e,t)}};y.prototype._handle_DTSTART=function(e,t,n,r){e[t.toLowerCase()]=Z.untilStringToDate(n)};y.prototype._handle_BYDAY=y.prototype._handle_BYWEEKDAY;y.prototype._handle_INTERVAL=y.prototype._handle_int;y.prototype._handle_COUNT=y.prototype._handle_int;["_handle_BYSETPOS","_handle_BYMONTH","_handle_BYMONTHDAY","_handle_BYYEARDAY","_handle_BYEASTER","_handle_BYWEEKNO","_handle_BYHOUR","_handle_BYMINUTE","_handle_BYSECOND"].forEach(function(e){y.prototype[e]=y.prototype._handle_int_list});var h=new y;var u=function(){return h.parse.apply(h,arguments)};re.RRule=re;re.RRuleSet=_;re.rrulestr=u;return re;function c(){if(!c._nlp){if(e&&e._getRRuleNLP){c._nlp=e._getRRuleNLP(re)}else if(typeof require==="function"){c._nlp=require("./nlp")(re)}else{throw new Error("You need to include rrule/nlp.js for fromText/toText to work.")}}return c._nlp}});