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codazzo/index.js

Created June 16, 2014 08:52
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requirebin sketch
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index.js
var later = require('later');
var parsedCron = later.parse.cron('* * * * *');
var laterDate = later.schedule(parsedCron).next();
console.log(laterDate);
console.log('Timezone offset in mins:' + laterDate.getTimezoneOffset());
Raw
minified.js
require=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);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.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}({GcdsKe:[function(require,module,exports){require("./later");module.exports=later},{"./later":3}],later:[function(require,module,exports){module.exports=require("GcdsKe")},{}],3:[function(require,module,exports){later=function(){var later={version:"1.1.6"};if(!Array.prototype.indexOf){Array.prototype.indexOf=function(searchElement){"use strict";if(this==null){throw new TypeError}var t=Object(this);var len=t.length>>>0;if(len===0){return-1}var n=0;if(arguments.length>1){n=Number(arguments[1]);if(n!=n){n=0}else if(n!=0&&n!=Infinity&&n!=-Infinity){n=(n>0||-1)*Math.floor(Math.abs(n))}}if(n>=len){return-1}var k=n>=0?n:Math.max(len-Math.abs(n),0);for(;k<len;k++){if(k in t&&t[k]===searchElement){return k}}return-1}}if(!String.prototype.trim){String.prototype.trim=function(){return this.replace(/^\s+|\s+$/g,"")}}later.array={};later.array.sort=function(arr,zeroIsLast){arr.sort(function(a,b){return+a-+b});if(zeroIsLast&&arr[0]===0){arr.push(arr.shift())}};later.array.next=function(val,values,extent){var cur,zeroIsLargest=extent[0]!==0,nextIdx=0;for(var i=values.length-1;i>-1;--i){cur=values[i];if(cur===val){return cur}if(cur>val||cur===0&&zeroIsLargest&&extent[1]>val){nextIdx=i;continue}break}return values[nextIdx]};later.array.nextInvalid=function(val,values,extent){var min=extent[0],max=extent[1],len=values.length,zeroVal=values[len-1]===0&&min!==0?max:0,next=val,i=values.indexOf(val),start=next;while(next===(values[i]||zeroVal)){next++;if(next>max){next=min}i++;if(i===len){i=0}if(next===start){return undefined}}return next};later.array.prev=function(val,values,extent){var cur,len=values.length,zeroIsLargest=extent[0]!==0,prevIdx=len-1;for(var i=0;i<len;i++){cur=values[i];if(cur===val){return cur}if(cur<val||cur===0&&zeroIsLargest&&extent[1]<val){prevIdx=i;continue}break}return values[prevIdx]};later.array.prevInvalid=function(val,values,extent){var min=extent[0],max=extent[1],len=values.length,zeroVal=values[len-1]===0&&min!==0?max:0,next=val,i=values.indexOf(val),start=next;while(next===(values[i]||zeroVal)){next--;if(next<min){next=max}i--;if(i===-1){i=len-1}if(next===start){return undefined}}return next};later.day=later.D={name:"day",range:86400,val:function(d){return d.D||(d.D=later.date.getDate.call(d))},isValid:function(d,val){return later.D.val(d)===(val||later.D.extent(d)[1])},extent:function(d){if(d.DExtent)return d.DExtent;var month=later.M.val(d),max=later.DAYS_IN_MONTH[month-1];if(month===2&&later.dy.extent(d)[1]===366){max=max+1}return d.DExtent=[1,max]},start:function(d){return d.DStart||(d.DStart=later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d)))},end:function(d){return d.DEnd||(d.DEnd=later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d)))},next:function(d,val){val=val>later.D.extent(d)[1]?1:val;var month=later.date.nextRollover(d,val,later.D,later.M),DMax=later.D.extent(month)[1];val=val>DMax?1:val||DMax;return later.date.next(later.Y.val(month),later.M.val(month),val)},prev:function(d,val){var month=later.date.prevRollover(d,val,later.D,later.M),DMax=later.D.extent(month)[1];return later.date.prev(later.Y.val(month),later.M.val(month),val>DMax?DMax:val||DMax)}};later.dayOfWeekCount=later.dc={name:"day of week count",range:604800,val:function(d){return d.dc||(d.dc=Math.floor((later.D.val(d)-1)/7)+1)},isValid:function(d,val){return later.dc.val(d)===val||val===0&&later.D.val(d)>later.D.extent(d)[1]-7},extent:function(d){return d.dcExtent||(d.dcExtent=[1,Math.ceil(later.D.extent(d)[1]/7)])},start:function(d){return d.dcStart||(d.dcStart=later.date.next(later.Y.val(d),later.M.val(d),Math.max(1,(later.dc.val(d)-1)*7+1||1)))},end:function(d){return d.dcEnd||(d.dcEnd=later.date.prev(later.Y.val(d),later.M.val(d),Math.min(later.dc.val(d)*7,later.D.extent(d)[1])))},next:function(d,val){val=val>later.dc.extent(d)[1]?1:val;var month=later.date.nextRollover(d,val,later.dc,later.M),dcMax=later.dc.extent(month)[1];val=val>dcMax?1:val;var next=later.date.next(later.Y.val(month),later.M.val(month),val===0?later.D.extent(month)[1]-6:1+7*(val-1));if(next.getTime()<=d.getTime()){month=later.M.next(d,later.M.val(d)+1);return later.date.next(later.Y.val(month),later.M.val(month),val===0?later.D.extent(month)[1]-6:1+7*(val-1))}return next},prev:function(d,val){var month=later.date.prevRollover(d,val,later.dc,later.M),dcMax=later.dc.extent(month)[1];val=val>dcMax?dcMax:val||dcMax;return later.dc.end(later.date.prev(later.Y.val(month),later.M.val(month),1+7*(val-1)))}};later.dayOfWeek=later.dw=later.d={name:"day of week",range:86400,val:function(d){return d.dw||(d.dw=later.date.getDay.call(d)+1)},isValid:function(d,val){return later.dw.val(d)===(val||7)},extent:function(){return[1,7]},start:function(d){return later.D.start(d)},end:function(d){return later.D.end(d)},next:function(d,val){val=val>7?1:val||7;return later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d)+(val-later.dw.val(d))+(val<=later.dw.val(d)?7:0))},prev:function(d,val){val=val>7?7:val||7;return later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d)+(val-later.dw.val(d))+(val>=later.dw.val(d)?-7:0))}};later.dayOfYear=later.dy={name:"day of year",range:86400,val:function(d){return d.dy||(d.dy=Math.ceil(1+(later.D.start(d).getTime()-later.Y.start(d).getTime())/later.DAY))},isValid:function(d,val){return later.dy.val(d)===(val||later.dy.extent(d)[1])},extent:function(d){var year=later.Y.val(d);return d.dyExtent||(d.dyExtent=[1,year%4?365:366])},start:function(d){return later.D.start(d)},end:function(d){return later.D.end(d)},next:function(d,val){val=val>later.dy.extent(d)[1]?1:val;var year=later.date.nextRollover(d,val,later.dy,later.Y),dyMax=later.dy.extent(year)[1];val=val>dyMax?1:val||dyMax;return later.date.next(later.Y.val(year),later.M.val(year),val)},prev:function(d,val){var year=later.date.prevRollover(d,val,later.dy,later.Y),dyMax=later.dy.extent(year)[1];val=val>dyMax?dyMax:val||dyMax;return later.date.prev(later.Y.val(year),later.M.val(year),val)}};later.hour=later.h={name:"hour",range:3600,val:function(d){return d.h||(d.h=later.date.getHour.call(d))},isValid:function(d,val){return later.h.val(d)===val},extent:function(){return[0,23]},start:function(d){return d.hStart||(d.hStart=later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d),later.h.val(d)))},end:function(d){return d.hEnd||(d.hEnd=later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d),later.h.val(d)))},next:function(d,val){val=val>23?0:val;var next=later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d)+(val<=later.h.val(d)?1:0),val);if(!later.date.isUTC&&next.getTime()<=d.getTime()){next=later.date.next(later.Y.val(next),later.M.val(next),later.D.val(next),val+1)}return next},prev:function(d,val){val=val>23?23:val;return later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d)+(val>=later.h.val(d)?-1:0),val)}};later.minute=later.m={name:"minute",range:60,val:function(d){return d.m||(d.m=later.date.getMin.call(d))},isValid:function(d,val){return later.m.val(d)===val},extent:function(d){return[0,59]},start:function(d){return d.mStart||(d.mStart=later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d),later.h.val(d),later.m.val(d)))},end:function(d){return d.mEnd||(d.mEnd=later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d),later.h.val(d),later.m.val(d)))},next:function(d,val){var m=later.m.val(d),s=later.s.val(d),inc=val>59?60-m:val<=m?60-m+val:val-m,next=new Date(d.getTime()+inc*later.MIN-s*later.SEC);if(!later.date.isUTC&&next.getTime()<=d.getTime()){next=new Date(d.getTime()+(inc+120)*later.MIN-s*later.SEC)}return next},prev:function(d,val){val=val>59?59:val;return later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d),later.h.val(d)+(val>=later.m.val(d)?-1:0),val)}};later.month=later.M={name:"month",range:2629740,val:function(d){return d.M||(d.M=later.date.getMonth.call(d)+1)},isValid:function(d,val){return later.M.val(d)===(val||12)},extent:function(){return[1,12]},start:function(d){return d.MStart||(d.MStart=later.date.next(later.Y.val(d),later.M.val(d)))},end:function(d){return d.MEnd||(d.MEnd=later.date.prev(later.Y.val(d),later.M.val(d)))},next:function(d,val){val=val>12?1:val||12;return later.date.next(later.Y.val(d)+(val>later.M.val(d)?0:1),val)},prev:function(d,val){val=val>12?12:val||12;return later.date.prev(later.Y.val(d)-(val>=later.M.val(d)?1:0),val)}};later.second=later.s={name:"second",range:1,val:function(d){return d.s||(d.s=later.date.getSec.call(d))},isValid:function(d,val){return later.s.val(d)===val},extent:function(){return[0,59]},start:function(d){return d},end:function(d){return d},next:function(d,val){var s=later.s.val(d),inc=val>59?60-s:val<=s?60-s+val:val-s,next=new Date(d.getTime()+inc*later.SEC);if(!later.date.isUTC&&next.getTime()<=d.getTime()){next=new Date(d.getTime()+(inc+7200)*later.SEC)}return next},prev:function(d,val,cache){val=val>59?59:val;return later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d),later.h.val(d),later.m.val(d)+(val>=later.s.val(d)?-1:0),val)}};later.time=later.t={name:"time",range:1,val:function(d){return d.t||(d.t=later.h.val(d)*3600+later.m.val(d)*60+later.s.val(d))},isValid:function(d,val){return later.t.val(d)===val},extent:function(){return[0,86399]},start:function(d){return d},end:function(d){return d},next:function(d,val){val=val>86399?0:val;var next=later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d)+(val<=later.t.val(d)?1:0),0,0,val);if(!later.date.isUTC&&next.getTime()<d.getTime()){next=later.date.next(later.Y.val(next),later.M.val(next),later.D.val(next),later.h.val(next),later.m.val(next),val+7200)}return next},prev:function(d,val){val=val>86399?86399:val;return later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d)+(val>=later.t.val(d)?-1:0),0,0,val)}};later.weekOfMonth=later.wm={name:"week of month",range:604800,val:function(d){return d.wm||(d.wm=(later.D.val(d)+(later.dw.val(later.M.start(d))-1)+(7-later.dw.val(d)))/7)},isValid:function(d,val){return later.wm.val(d)===(val||later.wm.extent(d)[1])},extent:function(d){return d.wmExtent||(d.wmExtent=[1,(later.D.extent(d)[1]+(later.dw.val(later.M.start(d))-1)+(7-later.dw.val(later.M.end(d))))/7])},start:function(d){return d.wmStart||(d.wmStart=later.date.next(later.Y.val(d),later.M.val(d),Math.max(later.D.val(d)-later.dw.val(d)+1,1)))},end:function(d){return d.wmEnd||(d.wmEnd=later.date.prev(later.Y.val(d),later.M.val(d),Math.min(later.D.val(d)+(7-later.dw.val(d)),later.D.extent(d)[1])))},next:function(d,val){val=val>later.wm.extent(d)[1]?1:val;var month=later.date.nextRollover(d,val,later.wm,later.M),wmMax=later.wm.extent(month)[1];val=val>wmMax?1:val||wmMax;return later.date.next(later.Y.val(month),later.M.val(month),Math.max(1,(val-1)*7-(later.dw.val(month)-2)))},prev:function(d,val){var month=later.date.prevRollover(d,val,later.wm,later.M),wmMax=later.wm.extent(month)[1];val=val>wmMax?wmMax:val||wmMax;return later.wm.end(later.date.next(later.Y.val(month),later.M.val(month),Math.max(1,(val-1)*7-(later.dw.val(month)-2))))}};later.weekOfYear=later.wy={name:"week of year (ISO)",range:604800,val:function(d){if(d.wy)return d.wy;var wThur=later.dw.next(later.wy.start(d),5),YThur=later.dw.next(later.Y.prev(wThur,later.Y.val(wThur)-1),5);return d.wy=1+Math.ceil((wThur.getTime()-YThur.getTime())/later.WEEK)},isValid:function(d,val){return later.wy.val(d)===(val||later.wy.extent(d)[1])},extent:function(d){if(d.wyExtent)return d.wyExtent;var year=later.dw.next(later.wy.start(d),5),dwFirst=later.dw.val(later.Y.start(year)),dwLast=later.dw.val(later.Y.end(year));return d.wyExtent=[1,dwFirst===5||dwLast===5?53:52]},start:function(d){return d.wyStart||(d.wyStart=later.date.next(later.Y.val(d),later.M.val(d),later.D.val(d)-(later.dw.val(d)>1?later.dw.val(d)-2:6)))},end:function(d){return d.wyEnd||(d.wyEnd=later.date.prev(later.Y.val(d),later.M.val(d),later.D.val(d)+(later.dw.val(d)>1?8-later.dw.val(d):0)))},next:function(d,val){val=val>later.wy.extent(d)[1]?1:val;var wyThur=later.dw.next(later.wy.start(d),5),year=later.date.nextRollover(wyThur,val,later.wy,later.Y);if(later.wy.val(year)!==1){year=later.dw.next(year,2)}var wyMax=later.wy.extent(year)[1],wyStart=later.wy.start(year);val=val>wyMax?1:val||wyMax;return later.date.next(later.Y.val(wyStart),later.M.val(wyStart),later.D.val(wyStart)+7*(val-1))},prev:function(d,val){var wyThur=later.dw.next(later.wy.start(d),5),year=later.date.prevRollover(wyThur,val,later.wy,later.Y);if(later.wy.val(year)!==1){year=later.dw.next(year,2)}var wyMax=later.wy.extent(year)[1],wyEnd=later.wy.end(year);val=val>wyMax?wyMax:val||wyMax;return later.wy.end(later.date.next(later.Y.val(wyEnd),later.M.val(wyEnd),later.D.val(wyEnd)+7*(val-1)))}};later.year=later.Y={name:"year",range:31556900,val:function(d){return d.Y||(d.Y=later.date.getYear.call(d))},isValid:function(d,val){return later.Y.val(d)===val},extent:function(){return[1970,2099]},start:function(d){return d.YStart||(d.YStart=later.date.next(later.Y.val(d)))},end:function(d){return d.YEnd||(d.YEnd=later.date.prev(later.Y.val(d)))},next:function(d,val){return val>later.Y.val(d)&&val<=later.Y.extent()[1]?later.date.next(val):later.NEVER},prev:function(d,val){return val<later.Y.val(d)&&val>=later.Y.extent()[0]?later.date.prev(val):later.NEVER}};later.fullDate=later.fd={name:"full date",range:1,val:function(d){return d.fd||(d.fd=d.getTime())},isValid:function(d,val){return later.fd.val(d)===val},extent:function(){return[0,3250368e7]},start:function(d){return d},end:function(d){return d},next:function(d,val){return later.fd.val(d)<val?new Date(val):later.NEVER},prev:function(d,val){return later.fd.val(d)>val?new Date(val):later.NEVER}};later.modifier={};later.modifier.after=later.modifier.a=function(constraint,values){var value=values[0];return{name:"after "+constraint.name,range:(constraint.extent(new Date)[1]-value)*constraint.range,val:constraint.val,isValid:function(d,val){return this.val(d)>=value},extent:constraint.extent,start:constraint.start,end:constraint.end,next:function(startDate,val){if(val!=value)val=constraint.extent(startDate)[0];return constraint.next(startDate,val)},prev:function(startDate,val){val=val===value?constraint.extent(startDate)[1]:value-1;return constraint.prev(startDate,val)}}};later.modifier.before=later.modifier.b=function(constraint,values){var value=values[values.length-1];return{name:"before "+constraint.name,range:constraint.range*(value-1),val:constraint.val,isValid:function(d,val){return this.val(d)<value},extent:constraint.extent,start:constraint.start,end:constraint.end,next:function(startDate,val){val=val===value?constraint.extent(startDate)[0]:value;return constraint.next(startDate,val)},prev:function(startDate,val){val=val===value?value-1:constraint.extent(startDate)[1];return constraint.prev(startDate,val)}}};later.compile=function(schedDef){var constraints=[],constraintsLen=0,tickConstraint;for(var key in schedDef){var nameParts=key.split("_"),name=nameParts[0],mod=nameParts[1],vals=schedDef[key],constraint=mod?later.modifier[mod](later[name],vals):later[name];constraints.push({constraint:constraint,vals:vals});constraintsLen++}constraints.sort(function(a,b){var ra=a.constraint.range,rb=b.constraint.range;return rb<ra?-1:rb>ra?1:0});tickConstraint=constraints[constraintsLen-1].constraint;function compareFn(dir){return dir==="next"?function(a,b){return a.getTime()>b.getTime()}:function(a,b){return b.getTime()>a.getTime()}}return{start:function(dir,startDate){var next=startDate,nextVal=later.array[dir],maxAttempts=1e3,done;while(maxAttempts--&&!done&&next){done=true;for(var i=0;i<constraintsLen;i++){var constraint=constraints[i].constraint,curVal=constraint.val(next),extent=constraint.extent(next),newVal=nextVal(curVal,constraints[i].vals,extent);if(!constraint.isValid(next,newVal)){next=constraint[dir](next,newVal);done=false;break}}}if(next!==later.NEVER){next=dir==="next"?tickConstraint.start(next):tickConstraint.end(next)}return next},end:function(dir,startDate){var result,nextVal=later.array[dir+"Invalid"],compare=compareFn(dir);for(var i=constraintsLen-1;i>=0;i--){var constraint=constraints[i].constraint,curVal=constraint.val(startDate),extent=constraint.extent(startDate),newVal=nextVal(curVal,constraints[i].vals,extent),next;if(newVal!==undefined){next=constraint[dir](startDate,newVal);if(next&&(!result||compare(result,next))){result=next}}}return result},tick:function(dir,date){return new Date(dir==="next"?tickConstraint.end(date).getTime()+later.SEC:tickConstraint.start(date).getTime()-later.SEC)},tickStart:function(date){return tickConstraint.start(date)}}};later.schedule=function(sched){if(!sched)throw new Error("Missing schedule definition.");if(!sched.schedules)throw new Error("Definition must include at least one schedule.");var schedules=[],schedulesLen=sched.schedules.length,exceptions=[],exceptionsLen=sched.exceptions?sched.exceptions.length:0;for(var i=0;i<schedulesLen;i++){schedules.push(later.compile(sched.schedules[i]))}for(var j=0;j<exceptionsLen;j++){exceptions.push(later.compile(sched.exceptions[j]))}function getInstances(dir,count,startDate,endDate,isRange){var compare=compareFn(dir),loopCount=count,maxAttempts=1e3,schedStarts=[],exceptStarts=[],next,end,results=[],isForward=dir==="next",lastResult,rStart=isForward?0:1,rEnd=isForward?1:0;startDate=startDate?new Date(startDate):new Date;if(!startDate||!startDate.getTime())throw new Error("Invalid start date.");setNextStarts(dir,schedules,schedStarts,startDate);setRangeStarts(dir,exceptions,exceptStarts,startDate);while(maxAttempts--&&loopCount&&(next=findNext(schedStarts,compare))){if(endDate&&compare(next,endDate)){break}if(exceptionsLen){updateRangeStarts(dir,exceptions,exceptStarts,next);if(end=calcRangeOverlap(dir,exceptStarts,next)){updateNextStarts(dir,schedules,schedStarts,end);continue}}if(isRange){var maxEndDate=calcMaxEndDate(exceptStarts,compare);end=calcEnd(dir,schedules,schedStarts,next,maxEndDate);r=isForward?[new Date(Math.max(startDate,next)),end?new Date(endDate?Math.min(end,endDate):end):undefined]:[end?new Date(endDate?Math.max(endDate,end.getTime()+later.SEC):end.getTime()+later.SEC):undefined,new Date(Math.min(startDate,next.getTime()+later.SEC))];if(lastResult&&r[rStart].getTime()===lastResult[rEnd].getTime()){lastResult[rEnd]=r[rEnd];loopCount++}else{lastResult=r;results.push(lastResult)}if(!end)break;updateNextStarts(dir,schedules,schedStarts,end)}else{results.push(isForward?new Date(Math.max(startDate,next)):getStart(schedules,schedStarts,next,endDate));tickStarts(dir,schedules,schedStarts,next)}loopCount--}return results.length===0?later.NEVER:count===1?results[0]:results}function setNextStarts(dir,schedArr,startsArr,startDate){for(var i=0,len=schedArr.length;i<len;i++){startsArr[i]=schedArr[i].start(dir,startDate)}}function updateNextStarts(dir,schedArr,startsArr,startDate){var compare=compareFn(dir);for(var i=0,len=schedArr.length;i<len;i++){if(startsArr[i]&&!compare(startsArr[i],startDate)){startsArr[i]=schedArr[i].start(dir,startDate)}}}function setRangeStarts(dir,schedArr,rangesArr,startDate){var compare=compareFn(dir);for(var i=0,len=schedArr.length;i<len;i++){var nextStart=schedArr[i].start(dir,startDate);if(!nextStart){rangesArr[i]=later.NEVER}else{rangesArr[i]=[nextStart,schedArr[i].end(dir,nextStart)]}}}function updateRangeStarts(dir,schedArr,rangesArr,startDate){var compare=compareFn(dir);for(var i=0,len=schedArr.length;i<len;i++){if(rangesArr[i]&&!compare(rangesArr[i][0],startDate)){var nextStart=schedArr[i].start(dir,startDate);if(!nextStart){rangesArr[i]=later.NEVER}else{rangesArr[i]=[nextStart,schedArr[i].end(dir,nextStart)]}}}}function tickStarts(dir,schedArr,startsArr,startDate){for(var i=0,len=schedArr.length;i<len;i++){if(startsArr[i]&&startsArr[i].getTime()===startDate.getTime()){startsArr[i]=schedArr[i].start(dir,schedArr[i].tick(dir,startDate))}}}function getStart(schedArr,startsArr,startDate,minEndDate){var result;for(var i=0,len=startsArr.length;i<len;i++){if(startsArr[i]&&startsArr[i].getTime()===startDate.getTime()){var start=schedArr[i].tickStart(startDate);if(minEndDate&&start<minEndDate){return minEndDate}if(!result||start>result){result=start}}}return result}function calcRangeOverlap(dir,rangesArr,startDate){var compare=compareFn(dir),result;for(var i=0,len=rangesArr.length;i<len;i++){var range=rangesArr[i];if(range&&!compare(range[0],startDate)&&(!range[1]||compare(range[1],startDate))){if(!result||compare(range[1],result)){result=range[1]}}}return result}function calcMaxEndDate(exceptsArr,compare){var result;for(var i=0,len=exceptsArr.length;i<len;i++){if(exceptsArr[i]&&(!result||compare(result,exceptsArr[i][0]))){result=exceptsArr[i][0]}}return result}function calcEnd(dir,schedArr,startsArr,startDate,maxEndDate){var compare=compareFn(dir),result;for(var i=0,len=schedArr.length;i<len;i++){var start=startsArr[i];if(start&&start.getTime()===startDate.getTime()){var end=schedArr[i].end(dir,start);if(maxEndDate&&(!end||compare(end,maxEndDate))){return maxEndDate}if(!result||compare(end,result)){result=end}}}return result}function compareFn(dir){return dir==="next"?function(a,b){return!b||a.getTime()>b.getTime()}:function(a,b){return!a||b.getTime()>a.getTime()}}function findNext(arr,compare){var next=arr[0];for(var i=1,len=arr.length;i<len;i++){if(arr[i]&&compare(next,arr[i])){next=arr[i]}}return next}return{isValid:function(d){return getInstances("next",1,d,d)!==later.NEVER},next:function(count,startDate,endDate){return getInstances("next",count||1,startDate,endDate)},prev:function(count,startDate,endDate){return getInstances("prev",count||1,startDate,endDate)},nextRange:function(count,startDate,endDate){return getInstances("next",count||1,startDate,endDate,true)},prevRange:function(count,startDate,endDate){return getInstances("prev",count||1,startDate,endDate,true)}}};later.setTimeout=function(fn,sched){var s=later.schedule(sched),t;scheduleTimeout();function scheduleTimeout(){var now=Date.now(),next=s.next(2,now),diff=next[0].getTime()-now;if(diff<1e3){diff=next[1].getTime()-now}if(diff<2147483647){t=setTimeout(fn,diff)}else{t=setTimeout(scheduleTimeout,2147483647)}}return{clear:function(){clearTimeout(t)}}};later.setInterval=function(fn,sched){var t=later.setTimeout(scheduleTimeout,sched),done=false;function scheduleTimeout(){if(!done){fn();t=later.setTimeout(scheduleTimeout,sched)}}return{clear:function(){done=true;t.clear()}}};later.date={};later.date.timezone=function(useLocalTime){later.date.build=useLocalTime?function(Y,M,D,h,m,s){return new Date(Y,M,D,h,m,s)}:function(Y,M,D,h,m,s){return new Date(Date.UTC(Y,M,D,h,m,s))};var get=useLocalTime?"get":"getUTC",d=Date.prototype;later.date.getYear=d[get+"FullYear"];later.date.getMonth=d[get+"Month"];later.date.getDate=d[get+"Date"];later.date.getDay=d[get+"Day"];later.date.getHour=d[get+"Hours"];later.date.getMin=d[get+"Minutes"];later.date.getSec=d[get+"Seconds"];later.date.isUTC=!useLocalTime};later.date.UTC=function(){later.date.timezone(false)};later.date.localTime=function(){later.date.timezone(true)};later.date.UTC();later.SEC=1e3;later.MIN=later.SEC*60;later.HOUR=later.MIN*60;later.DAY=later.HOUR*24;later.WEEK=later.DAY*7;later.DAYS_IN_MONTH=[31,28,31,30,31,30,31,31,30,31,30,31];later.NEVER=0;later.date.next=function(Y,M,D,h,m,s){return later.date.build(Y,M!==undefined?M-1:0,D!==undefined?D:1,h||0,m||0,s||0)};later.date.nextRollover=function(d,val,constraint,period){var cur=constraint.val(d),max=constraint.extent(d)[1];return(val||max)<=cur||val>max?new Date(period.end(d).getTime()+later.SEC):period.start(d)};later.date.prev=function(Y,M,D,h,m,s){var len=arguments.length;M=len<2?11:M-1;D=len<3?later.D.extent(later.date.next(Y,M+1))[1]:D;h=len<4?23:h;m=len<5?59:m;s=len<6?59:s;return later.date.build(Y,M,D,h,m,s)};later.date.prevRollover=function(d,val,constraint,period){var cur=constraint.val(d);return val>=cur||!val?period.start(period.prev(d,period.val(d)-1)):period.start(d)};later.parse={};later.parse.cron=function(expr,hasSeconds){var NAMES={JAN:1,FEB:2,MAR:3,APR:4,MAY:5,JUN:6,JUL:7,AUG:8,SEP:9,OCT:10,NOV:11,DEC:12,SUN:1,MON:2,TUE:3,WED:4,THU:5,FRI:6,SAT:7};var FIELDS={s:[0,0,59],m:[1,0,59],h:[2,0,23],D:[3,1,31],M:[4,1,12],Y:[6,1970,2099],d:[5,1,7,1]};function getValue(value,offset){return isNaN(value)?NAMES[value]||null:+value+(offset||0)}function cloneSchedule(sched){var clone={},field;for(field in sched){if(field!=="dc"&&field!=="d"){clone[field]=sched[field].slice(0)}}return clone}function add(sched,name,min,max,inc){var i=min;if(!sched[name]){sched[name]=[]}while(i<=max){if(sched[name].indexOf(i)<0){sched[name].push(i)}i+=inc||1}}function addHash(schedules,curSched,value,hash){if(curSched.d&&!curSched.dc||curSched.dc&&curSched.dc.indexOf(hash)<0){schedules.push(cloneSchedule(curSched));curSched=schedules[schedules.length-1]}add(curSched,"d",value,value);add(curSched,"dc",hash,hash)}function addWeekday(s,curSched,value){var except1={},except2={};if(value===1){add(curSched,"D",1,3);add(curSched,"d",NAMES.MON,NAMES.FRI);add(except1,"D",2,2);add(except1,"d",NAMES.TUE,NAMES.FRI);add(except2,"D",3,3);add(except2,"d",NAMES.TUE,NAMES.FRI)}else{add(curSched,"D",value-1,value+1);add(curSched,"d",NAMES.MON,NAMES.FRI);add(except1,"D",value-1,value-1);add(except1,"d",NAMES.MON,NAMES.THU);add(except2,"D",value+1,value+1);add(except2,"d",NAMES.TUE,NAMES.FRI)}s.exceptions.push(except1);s.exceptions.push(except2)}function addRange(item,curSched,name,min,max,offset){var incSplit=item.split("/"),inc=+incSplit[1],range=incSplit[0];if(range!=="*"&&range!=="0"){var rangeSplit=range.split("-");min=getValue(rangeSplit[0],offset);max=getValue(rangeSplit[1],offset)||max}add(curSched,name,min,max,inc)}function parse(item,s,name,min,max,offset){var value,split,schedules=s.schedules,curSched=schedules[schedules.length-1];if(item==="L"){item=min-1}if((value=getValue(item,offset))!==null){add(curSched,name,value,value)}else if((value=getValue(item.replace("W",""),offset))!==null){addWeekday(s,curSched,value)}else if((value=getValue(item.replace("L",""),offset))!==null){addHash(schedules,curSched,value,min-1)}else if((split=item.split("#")).length===2){value=getValue(split[0],offset);addHash(schedules,curSched,value,getValue(split[1]))}else{addRange(item,curSched,name,min,max,offset)}}function isHash(item){return item.indexOf("#")>-1||item.indexOf("L")>0}function itemSorter(a,b){return isHash(a)&&!isHash(b)?1:0}function parseExpr(expr){if(expr==="* * * * * *"){expr="0/1 * * * * *"}var schedule={schedules:[{}],exceptions:[]},components=expr.split(" "),field,f,component,items;for(field in FIELDS){f=FIELDS[field];component=components[f[0]];if(component&&component!=="*"&&component!=="?"){items=component.split(",").sort(itemSorter);var i,length=items.length;for(i=0;i<length;i++){parse(items[i],schedule,field,f[1],f[2],f[3])}}}return schedule}var e=expr.toUpperCase();return parseExpr(hasSeconds?e:"0 "+e)};later.parse.recur=function(){var schedules=[],exceptions=[],cur,curArr=schedules,curName,values,every,modifier,applyMin,applyMax,i,last;function add(name,min,max){name=modifier?name+"_"+modifier:name;if(!cur){curArr.push({});cur=curArr[0]}if(!cur[name]){cur[name]=[]}curName=cur[name];if(every){values=[];for(i=min;i<=max;i+=every){values.push(i)}last={n:name,x:every,c:curName.length,m:max}}values=applyMin?[min]:applyMax?[max]:values;var length=values.length;for(i=0;i<length;i+=1){var val=values[i];if(curName.indexOf(val)<0){curName.push(val)}}values=every=modifier=applyMin=applyMax=0}return{schedules:schedules,exceptions:exceptions,on:function(){values=arguments[0]instanceof Array?arguments[0]:arguments;return this},every:function(x){every=x||1;return this},after:function(x){modifier="a";values=[x];return this},before:function(x){modifier="b";values=[x];return this},first:function(){applyMin=1;return this},last:function(){applyMax=1;return this},time:function(){for(var i=0,len=values.length;i<len;i++){var split=values[i].split(":");if(split.length<3)split.push(0);values[i]=+split[0]*3600+ +split[1]*60+ +split[2]}add("t");return this},second:function(){add("s",0,59);return this},minute:function(){add("m",0,59);return this},hour:function(){add("h",0,23);return this},dayOfMonth:function(){add("D",1,applyMax?0:31);return this},dayOfWeek:function(){add("d",1,7);return this},onWeekend:function(){values=[1,7];return this.dayOfWeek()},onWeekday:function(){values=[2,3,4,5,6];return this.dayOfWeek()},dayOfWeekCount:function(){add("dc",1,applyMax?0:5);return this},dayOfYear:function(){add("dy",1,applyMax?0:366);return this},weekOfMonth:function(){add("wm",1,applyMax?0:5);return this},weekOfYear:function(){add("wy",1,applyMax?0:53);return this},month:function(){add("M",1,12);return this},year:function(){add("Y",1970,2450);return this},fullDate:function(){for(var i=0,len=values.length;i<len;i++){values[i]=values[i].getTime()}add("fd");return this},customModifier:function(id,vals){var custom=later.modifier[id];if(!custom)throw new Error("Custom modifier "+id+" not recognized!");modifier=id;values=arguments[1]instanceof Array?arguments[1]:[arguments[1]];return this},customPeriod:function(id){var custom=later[id];if(!custom)throw new Error("Custom time period "+id+" not recognized!");add(id,custom.extent(new Date)[0],custom.extent(new Date)[1]);return this},startingOn:function(start){return this.between(start,last.m)},between:function(start,end){cur[last.n]=cur[last.n].splice(0,last.c);every=last.x;add(last.n,start,end);return this},and:function(){cur=curArr[curArr.push({})-1];return this},except:function(){curArr=exceptions;cur=null;return this}}};later.parse.text=function(str){var recur=later.parse.recur,pos=0,input="",error;var TOKENTYPES={eof:/^$/,rank:/^((\d\d\d\d)|([2-5]?1(st)?|[2-5]?2(nd)?|[2-5]?3(rd)?|(0|[1-5]?[4-9]|[1-5]0|1[1-3])(th)?))\b/,time:/^((([0]?[1-9]|1[0-2]):[0-5]\d(\s)?(am|pm))|(([0]?\d|1\d|2[0-3]):[0-5]\d))\b/,dayName:/^((sun|mon|tue(s)?|wed(nes)?|thu(r(s)?)?|fri|sat(ur)?)(day)?)\b/,monthName:/^(jan(uary)?|feb(ruary)?|ma((r(ch)?)?|y)|apr(il)?|ju(ly|ne)|aug(ust)?|oct(ober)?|(sept|nov|dec)(ember)?)\b/,yearIndex:/^(\d\d\d\d)\b/,every:/^every\b/,after:/^after\b/,before:/^before\b/,second:/^(s|sec(ond)?(s)?)\b/,minute:/^(m|min(ute)?(s)?)\b/,hour:/^(h|hour(s)?)\b/,day:/^(day(s)?( of the month)?)\b/,dayInstance:/^day instance\b/,dayOfWeek:/^day(s)? of the week\b/,dayOfYear:/^day(s)? of the year\b/,weekOfYear:/^week(s)?( of the year)?\b/,weekOfMonth:/^week(s)? of the month\b/,weekday:/^weekday\b/,weekend:/^weekend\b/,month:/^month(s)?\b/,year:/^year(s)?\b/,between:/^between (the)?\b/,start:/^(start(ing)? (at|on( the)?)?)\b/,at:/^(at|@)\b/,and:/^(,|and\b)/,except:/^(except\b)/,also:/(also)\b/,first:/^(first)\b/,last:/^last\b/,"in":/^in\b/,of:/^of\b/,onthe:/^on the\b/,on:/^on\b/,through:/(-|^(to|through)\b)/};var NAMES={jan:1,feb:2,mar:3,apr:4,may:5,jun:6,jul:7,aug:8,sep:9,oct:10,nov:11,dec:12,sun:1,mon:2,tue:3,wed:4,thu:5,fri:6,sat:7,"1st":1,fir:1,"2nd":2,sec:2,"3rd":3,thi:3,"4th":4,"for":4};function t(start,end,text,type){return{startPos:start,endPos:end,text:text,type:type}}function peek(expected){var scanTokens=expected instanceof Array?expected:[expected],whiteSpace=/\s+/,token,curInput,m,scanToken,start,len;scanTokens.push(whiteSpace);start=pos;while(!token||token.type===whiteSpace){len=-1;curInput=input.substring(start);token=t(start,start,input.split(whiteSpace)[0]);var i,length=scanTokens.length;for(i=0;i<length;i++){scanToken=scanTokens[i];m=scanToken.exec(curInput);if(m&&m.index===0&&m[0].length>len){len=m[0].length;token=t(start,start+len,curInput.substring(0,len),scanToken)}}if(token.type===whiteSpace){start=token.endPos}}return token}function scan(expectedToken){var token=peek(expectedToken);
pos=token.endPos;return token}function parseThroughExpr(tokenType){var start=+parseTokenValue(tokenType),end=checkAndParse(TOKENTYPES.through)?+parseTokenValue(tokenType):start,nums=[];for(var i=start;i<=end;i++){nums.push(i)}return nums}function parseRanges(tokenType){var nums=parseThroughExpr(tokenType);while(checkAndParse(TOKENTYPES.and)){nums=nums.concat(parseThroughExpr(tokenType))}return nums}function parseEvery(r){var num,period,start,end;if(checkAndParse(TOKENTYPES.weekend)){r.on(NAMES.sun,NAMES.sat).dayOfWeek()}else if(checkAndParse(TOKENTYPES.weekday)){r.on(NAMES.mon,NAMES.tue,NAMES.wed,NAMES.thu,NAMES.fri).dayOfWeek()}else{num=parseTokenValue(TOKENTYPES.rank);r.every(num);period=parseTimePeriod(r);if(checkAndParse(TOKENTYPES.start)){num=parseTokenValue(TOKENTYPES.rank);r.startingOn(num);parseToken(period.type)}else if(checkAndParse(TOKENTYPES.between)){start=parseTokenValue(TOKENTYPES.rank);if(checkAndParse(TOKENTYPES.and)){end=parseTokenValue(TOKENTYPES.rank);r.between(start,end)}}}}function parseOnThe(r){if(checkAndParse(TOKENTYPES.first)){r.first()}else if(checkAndParse(TOKENTYPES.last)){r.last()}else{r.on(parseRanges(TOKENTYPES.rank))}parseTimePeriod(r)}function parseScheduleExpr(str){pos=0;input=str;error=-1;var r=recur();while(pos<input.length&&error<0){var token=parseToken([TOKENTYPES.every,TOKENTYPES.after,TOKENTYPES.before,TOKENTYPES.onthe,TOKENTYPES.on,TOKENTYPES.of,TOKENTYPES["in"],TOKENTYPES.at,TOKENTYPES.and,TOKENTYPES.except,TOKENTYPES.also]);switch(token.type){case TOKENTYPES.every:parseEvery(r);break;case TOKENTYPES.after:if(peek(TOKENTYPES.time).type!==undefined){r.after(parseTokenValue(TOKENTYPES.time));r.time()}else{r.after(parseTokenValue(TOKENTYPES.rank));parseTimePeriod(r)}break;case TOKENTYPES.before:if(peek(TOKENTYPES.time).type!==undefined){r.before(parseTokenValue(TOKENTYPES.time));r.time()}else{r.before(parseTokenValue(TOKENTYPES.rank));parseTimePeriod(r)}break;case TOKENTYPES.onthe:parseOnThe(r);break;case TOKENTYPES.on:r.on(parseRanges(TOKENTYPES.dayName)).dayOfWeek();break;case TOKENTYPES.of:r.on(parseRanges(TOKENTYPES.monthName)).month();break;case TOKENTYPES["in"]:r.on(parseRanges(TOKENTYPES.yearIndex)).year();break;case TOKENTYPES.at:r.on(parseTokenValue(TOKENTYPES.time)).time();while(checkAndParse(TOKENTYPES.and)){r.on(parseTokenValue(TOKENTYPES.time)).time()}break;case TOKENTYPES.and:break;case TOKENTYPES.also:r.and();break;case TOKENTYPES.except:r.except();break;default:error=pos}}return{schedules:r.schedules,exceptions:r.exceptions,error:error}}function parseTimePeriod(r){var timePeriod=parseToken([TOKENTYPES.second,TOKENTYPES.minute,TOKENTYPES.hour,TOKENTYPES.dayOfYear,TOKENTYPES.dayOfWeek,TOKENTYPES.dayInstance,TOKENTYPES.day,TOKENTYPES.month,TOKENTYPES.year,TOKENTYPES.weekOfMonth,TOKENTYPES.weekOfYear]);switch(timePeriod.type){case TOKENTYPES.second:r.second();break;case TOKENTYPES.minute:r.minute();break;case TOKENTYPES.hour:r.hour();break;case TOKENTYPES.dayOfYear:r.dayOfYear();break;case TOKENTYPES.dayOfWeek:r.dayOfWeek();break;case TOKENTYPES.dayInstance:r.dayOfWeekCount();break;case TOKENTYPES.day:r.dayOfMonth();break;case TOKENTYPES.weekOfMonth:r.weekOfMonth();break;case TOKENTYPES.weekOfYear:r.weekOfYear();break;case TOKENTYPES.month:r.month();break;case TOKENTYPES.year:r.year();break;default:error=pos}return timePeriod}function checkAndParse(tokenType){var found=peek(tokenType).type===tokenType;if(found){scan(tokenType)}return found}function parseToken(tokenType){var t=scan(tokenType);if(t.type){t.text=convertString(t.text,tokenType)}else{error=pos}return t}function parseTokenValue(tokenType){return parseToken(tokenType).text}function convertString(str,tokenType){var output=str;switch(tokenType){case TOKENTYPES.time:var parts=str.split(/(:|am|pm)/),hour=parts[3]==="pm"&&parts[0]<12?parseInt(parts[0],10)+12:parts[0],min=parts[2].trim();output=(hour.length===1?"0":"")+hour+":"+min;break;case TOKENTYPES.rank:output=parseInt(/^\d+/.exec(str)[0],10);break;case TOKENTYPES.monthName:case TOKENTYPES.dayName:output=NAMES[str.substring(0,3)];break}return output}return parseScheduleExpr(str.toLowerCase())};return later}()},{}]},{},[]);var later=require("later");var parsedCron=later.parse.cron("* * * * *");var laterDate=later.schedule(parsedCron).next();console.log(laterDate);console.log("Timezone offset in mins:"+laterDate.getTimezoneOffset());
Raw
package.json
{
"name": "requirebin-sketch",
"version": "1.0.0",
"dependencies": {
"later": "1.1.6"
}
}
Raw
page-head.html
<style type='text/css'>html, body { margin: 0; padding: 0; border: 0; }
body, html { height: 100%; width: 100%; }</style>
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