From 547c730278e694308eb74f1e93293681feed3170 Mon Sep 17 00:00:00 2001
From: DavisVaughan <davis@rstudio.com>
Date: Thu, 30 Mar 2023 16:57:55 -0400
Subject: [PATCH 1/3] Add simple updater script

---
 .Rbuildignore        |  1 +
 tools/update-rrule.R | 15 +++++++++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 tools/update-rrule.R

diff --git a/.Rbuildignore b/.Rbuildignore
index cb41503..d3ca1e3 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -12,3 +12,4 @@
 ^\.github$
 ^cran-comments\.md$
 ^CRAN-RELEASE$
+^tools$
diff --git a/tools/update-rrule.R b/tools/update-rrule.R
new file mode 100644
index 0000000..aa9610e
--- /dev/null
+++ b/tools/update-rrule.R
@@ -0,0 +1,15 @@
+# Update script for `inst/js/rrule.js`, which corresponds to the minified rrule
+# JS library found at https://github.com/jakubroztocil/rrule.
+
+url <- "https://jakubroztocil.github.io/rrule/dist/es5/rrule.min.js"
+
+tf <- tempfile(fileext = ".js")
+download.file(url, destfile = tf)
+
+fs::file_copy(
+  path = tf,
+  new_path = here::here("inst", "js", "rrule.js"),
+  overwrite = TRUE
+)
+
+unlink(tf)

From 3803f62dcd2d7619e3641d835d4ed89c46a2637e Mon Sep 17 00:00:00 2001
From: DavisVaughan <davis@rstudio.com>
Date: Thu, 30 Mar 2023 16:58:08 -0400
Subject: [PATCH 2/3] Update `rrule.js`

---
 inst/js/rrule.js | 66 +++++++++++++++++++++++++++++-------------------
 1 file changed, 40 insertions(+), 26 deletions(-)

diff --git a/inst/js/rrule.js b/inst/js/rrule.js
index f33ff60..103bb16 100644
--- a/inst/js/rrule.js
+++ b/inst/js/rrule.js
@@ -1,26 +1,40 @@
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s("all",{})),this._cacheAdd("all",e)),e},t.prototype.between=function(t,e,n,r){if(void 0===n&&(n=!1),!a.isValidDate(t)||!a.isValidDate(e))throw new Error("Invalid date passed in to RRule.between");var i={before:e,after:t,inc:n};if(r)return this._iter(new c("between",i,r));var o=this._cacheGet("between",i);return!1===o&&(o=this._iter(new s("between",i)),this._cacheAdd("between",o,i)),o},t.prototype.before=function(t,e){if(void 0===e&&(e=!1),!a.isValidDate(t))throw new Error("Invalid date passed in to RRule.before");var n={dt:t,inc:e},r=this._cacheGet("before",n);return!1===r&&(r=this._iter(new s("before",n)),this._cacheAdd("before",r,n)),r},t.prototype.after=function(t,e){if(void 0===e&&(e=!1),!a.isValidDate(t))throw new Error("Invalid date passed in to RRule.after");var n={dt:t,inc:e},r=this._cacheGet("after",n);return!1===r&&(r=this._iter(new s("after",n)),this._cacheAdd("after",r,n)),r},t.prototype.count=function(){return this.all().length},t.prototype.toString=function(){return T(this.origOptions)},t.prototype.toText=function(t,e){return tt().toText(this,t,e)},t.prototype.isFullyConvertibleToText=function(){return tt().isFullyConvertible(this)},t.prototype.clone=function(){return new t(this.origOptions)},t.FREQUENCIES=["YEARLY","MONTHLY","WEEKLY","DAILY","HOURLY","MINUTELY","SECONDLY"],t.YEARLY=o.YEARLY,t.MONTHLY=o.MONTHLY,t.WEEKLY=o.WEEKLY,t.DAILY=o.DAILY,t.HOURLY=o.HOURLY,t.MINUTELY=o.MINUTELY,t.SECONDLY=o.SECONDLY,t.MO=et.MO,t.TU=et.TU,t.WE=et.WE,t.TH=et.TH,t.FR=et.FR,t.SA=et.SA,t.SU=et.SU,t.parseString=w,t.optionsToString=T,t}();var ot=function(){var t=function(e,n){return(t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])})(e,n)};return function(e,n){function r(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),at=function(t){function e(e){void 0===e&&(e=!1);var n=t.call(this,{},e)||this;return n._rrule=[],n._rdate=[],n._exrule=[],n._exdate=[],n}return ot(e,t),e.prototype.tzid=function(t){if(void 0!==t&&(this._tzid=t),void 0!==this._tzid)return this._tzid;for(var e=0;e<this._rrule.length;e++){var n=this._rrule[e].origOptions.tzid;if(n)return n}},e.prototype._iter=function(t){return function(t,e,n,r,i,o){var s={},u=t.accept;function c(t,e){n.forEach(function(n){n.between(t,e,!0).forEach(function(t){s[Number(t)]=!0})})}i.forEach(function(t){var e=new E(t,o).rezonedDate();s[Number(e)]=!0}),t.accept=function(t){var e=Number(t);return!(!s[e]&&(c(new Date(e-1),new Date(e+1)),!s[e]))||(s[e]=!0,u.call(this,t))},"between"===t.method&&(c(t.args.after,t.args.before),t.accept=function(t){var e=Number(t);return!!s[e]||(s[e]=!0,u.call(this,t))});for(var h=0;h<r.length;h++){var d=new E(r[h],o).rezonedDate();if(!t.accept(new Date(d.getTime())))break}e.forEach(function(e){X(t,e.options)});var y=t._result;switch(a.sort(y),t.method){case"all":case"between":return y;case"before":return y.length&&y[y.length-1]||null;case"after":default:return y.length&&y[0]||null}}(t,this._rrule,this._exrule,this._rdate,this._exdate,this.tzid())},e.prototype.rrule=function(t){st(t,this._rrule)},e.prototype.exrule=function(t){st(t,this._exrule)},e.prototype.rdate=function(t){ut(t,this._rdate)},e.prototype.exdate=function(t){ut(t,this._exdate)},e.prototype.valueOf=function(){var t=[];return this._rrule.forEach(function(e){t=t.concat(e.toString().split("\n"))}),this._exrule.forEach(function(e){t=t.concat(e.toString().split("\n").map(function(t){return t.replace(/^RRULE:/,"EXRULE:")}).filter(function(t){return!/^DTSTART/.test(t)}))}),this._rdate.length&&t.push(ct("RDATE",this._rdate,this.tzid())),this._exdate.length&&t.push(ct("EXDATE",this._exdate,this.tzid())),t},e.prototype.toString=function(){return this.valueOf().join("\n")},e.prototype.clone=function(){var t=new e(!!this._cache);return this._rrule.forEach(function(e){return t.rrule(e.clone())}),this._exrule.forEach(function(e){return t.exrule(e.clone())}),this._rdate.forEach(function(e){return t.rdate(new Date(e.getTime()))}),this._exdate.forEach(function(e){return t.exdate(new Date(e.getTime()))}),t},e}(it);function st(t,e){if(!(t instanceof it))throw new TypeError(String(t)+" is not RRule instance");Object(i.c)(e.map(String),String(t))||e.push(t)}function ut(t,e){if(!(t instanceof Date))throw new TypeError(String(t)+" is not Date instance");Object(i.c)(e.map(Number),Number(t))||(e.push(t),a.sort(e))}function ct(t,e,n){var r=!n||"UTC"===n.toUpperCase();return""+(r?t+":":t+";TZID="+n+":")+e.map(function(t){return a.timeToUntilString(t.valueOf(),r)}).join(",")}var ht=function(){return(ht=Object.assign||function(t){for(var e,n=1,r=arguments.length;n<r;n++)for(var i in e=arguments[n])Object.prototype.hasOwnProperty.call(e,i)&&(t[i]=e[i]);return t}).apply(this,arguments)},dt={dtstart:null,cache:!1,unfold:!1,forceset:!1,compatible:!1,tzid:null};function yt(t,e){var n=[],r=[],o=[],a=[],s=v(t),u=s.dtstart,c=s.tzid;return function(t,e){void 0===e&&(e=!1);if(!(t=t&&t.trim()))throw new Error("Invalid empty string");if(!e)return t.split(/\s/);var n=t.split("\n"),r=0;for(;r<n.length;){var i=n[r]=n[r].replace(/\s+$/g,"");i?r>0&&" "===i[0]?(n[r-1]+=i.slice(1),n.splice(r,1)):r+=1:n.splice(r,1)}return n}(t,e.unfold).forEach(function(t){if(t){var e=function(t){var e=function(t){if(-1===t.indexOf(":"))return{name:"RRULE",value:t};var e=Object(i.l)(t,":",1),n=e[0],r=e[1];return{name:n,value:r}}(t),n=e.name,r=e.value,o=n.split(";");if(!o)throw new Error("empty property name");return{name:o[0].toUpperCase(),parms:o.slice(1),value:r}}(t),s=e.name,u=e.parms,h=e.value;switch(s.toUpperCase()){case"RRULE":if(u.length)throw new Error("unsupported RRULE parm: "+u.join(","));n.push(w(t));break;case"RDATE":var d=/RDATE(?:;TZID=([^:=]+))?/i.exec(t),y=(d[0],d[1]);y&&!c&&(c=y),r=r.concat(bt(h,u));break;case"EXRULE":if(u.length)throw new Error("unsupported EXRULE parm: "+u.join(","));o.push(w(h));break;case"EXDATE":a=a.concat(bt(h,u));break;case"DTSTART":break;default:throw new Error("unsupported property: "+s)}}}),{dtstart:u,tzid:c,rrulevals:n,rdatevals:r,exrulevals:o,exdatevals:a}}function lt(t,e){return void 0===e&&(e={}),function(t,e){var n=yt(t,e),r=n.rrulevals,i=n.rdatevals,o=n.exrulevals,a=n.exdatevals,s=n.dtstart,u=n.tzid,c=!1===e.cache;if(e.compatible&&(e.forceset=!0,e.unfold=!0),e.forceset||r.length>1||i.length||o.length||a.length){var h=new at(c);return h.tzid(u||void 0),r.forEach(function(t){h.rrule(new it(ft(t,s,u),c))}),i.forEach(function(t){h.rdate(t)}),o.forEach(function(t){h.exrule(new it(ft(t,s,u),c))}),a.forEach(function(t){h.exdate(t)}),e.compatible&&e.dtstart&&h.rdate(s),h}var d=r[0];return new it(ft(d,d.dtstart||e.dtstart||s,d.tzid||e.tzid||u),c)}(t,function(t){var e=[],n=Object.keys(t),r=Object.keys(dt);if(n.forEach(function(t){Object(i.c)(r,t)||e.push(t)}),e.length)throw new Error("Invalid options: "+e.join(", "));var o=ht({},t);return r.forEach(function(t){Object(i.c)(n,t)||(o[t]=dt[t])}),o}(e))}function ft(t,e,n){return ht({},t,{dtstart:e,tzid:n})}function bt(t,e){return function(t){t.forEach(function(t){if(!/(VALUE=DATE(-TIME)?)|(TZID=)/.test(t))throw new Error("unsupported RDATE/EXDATE parm: "+t)})}(e),t.split(",").map(function(t){return a.untilStringToDate(t)})}n.d(e,"Frequency",function(){return o}),n.d(e,"Weekday",function(){return y}),n.d(e,"RRule",function(){return it}),n.d(e,"RRuleSet",function(){return at}),n.d(e,"rrulestr",function(){return lt});
-  /*!
-    * rrule.js - Library for working with recurrence rules for calendar dates.
-  * https://github.com/jakubroztocil/rrule
-  *
-    * Copyright 2010, Jakub Roztocil and Lars Schoning
-  * Licenced under the BSD licence.
-  * https://github.com/jakubroztocil/rrule/blob/master/LICENCE
-  *
-    * Based on:
-    * python-dateutil - Extensions to the standard Python datetime module.
-  * Copyright (c) 2003-2011 - Gustavo Niemeyer <gustavo@niemeyer.net>
-    * Copyright (c) 2012 - Tomi Pieviläinen <tomi.pievilainen@iki.fi>
-    * https://github.com/jakubroztocil/rrule/blob/master/LICENCE
-  *
-    */e.default=it},function(e,n){e.exports=t},function(t,e,n){"use strict";n.r(e);var r={dayNames:["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],monthNames:["January","February","March","April","May","June","July","August","September","October","November","December"],tokens:{SKIP:/^[ \r\n\t]+|^\.$/,number:/^[1-9][0-9]*/,numberAsText:/^(one|two|three)/i,every:/^every/i,"day(s)":/^days?/i,"weekday(s)":/^weekdays?/i,"week(s)":/^weeks?/i,"hour(s)":/^hours?/i,"minute(s)":/^minutes?/i,"month(s)":/^months?/i,"year(s)":/^years?/i,on:/^(on|in)/i,at:/^(at)/i,the:/^the/i,first:/^first/i,second:/^second/i,third:/^third/i,nth:/^([1-9][0-9]*)(\.|th|nd|rd|st)/i,last:/^last/i,for:/^for/i,"time(s)":/^times?/i,until:/^(un)?til/i,monday:/^mo(n(day)?)?/i,tuesday:/^tu(e(s(day)?)?)?/i,wednesday:/^we(d(n(esday)?)?)?/i,thursday:/^th(u(r(sday)?)?)?/i,friday:/^fr(i(day)?)?/i,saturday:/^sa(t(urday)?)?/i,sunday:/^su(n(day)?)?/i,january:/^jan(uary)?/i,february:/^feb(ruary)?/i,march:/^mar(ch)?/i,april:/^apr(il)?/i,may:/^may/i,june:/^june?/i,july:/^july?/i,august:/^aug(ust)?/i,september:/^sep(t(ember)?)?/i,october:/^oct(ober)?/i,november:/^nov(ember)?/i,december:/^dec(ember)?/i,comma:/^(,\s*|(and|or)\s*)+/i}},i=n(1),o=n(0),a=function(t,e){return-1!==t.indexOf(e)},s=function(t){return t.toString()},u=function(){function t(t,e,n){if(void 0===e&&(e=s),void 0===n&&(n=r),this.text=[],this.language=n||r,this.gettext=e,this.rrule=t,this.options=t.options,this.origOptions=t.origOptions,this.origOptions.bymonthday){var i=[].concat(this.options.bymonthday),a=[].concat(this.options.bynmonthday);i.sort(function(t,e){return t-e}),a.sort(function(t,e){return e-t}),this.bymonthday=i.concat(a),this.bymonthday.length||(this.bymonthday=null)}if(Object(o.f)(this.origOptions.byweekday)){var u=Object(o.d)(this.origOptions.byweekday)?this.origOptions.byweekday:[this.origOptions.byweekday],c=String(u);this.byweekday={allWeeks:u.filter(function(t){return!t.n}),someWeeks:u.filter(function(t){return Boolean(t.n)}),isWeekdays:-1!==c.indexOf("MO")&&-1!==c.indexOf("TU")&&-1!==c.indexOf("WE")&&-1!==c.indexOf("TH")&&-1!==c.indexOf("FR")&&-1===c.indexOf("SA")&&-1===c.indexOf("SU"),isEveryDay:-1!==c.indexOf("MO")&&-1!==c.indexOf("TU")&&-1!==c.indexOf("WE")&&-1!==c.indexOf("TH")&&-1!==c.indexOf("FR")&&-1!==c.indexOf("SA")&&-1!==c.indexOf("SU")};var h=function(t,e){return t.weekday-e.weekday};this.byweekday.allWeeks.sort(h),this.byweekday.someWeeks.sort(h),this.byweekday.allWeeks.length||(this.byweekday.allWeeks=null),this.byweekday.someWeeks.length||(this.byweekday.someWeeks=null)}else this.byweekday=null}return t.isFullyConvertible=function(e){if(!(e.options.freq in t.IMPLEMENTED))return!1;if(e.origOptions.until&&e.origOptions.count)return!1;for(var n in e.origOptions){if(a(["dtstart","wkst","freq"],n))return!0;if(!a(t.IMPLEMENTED[e.options.freq],n))return!1}return!0},t.prototype.isFullyConvertible=function(){return t.isFullyConvertible(this.rrule)},t.prototype.toString=function(){var e=this.gettext;if(!(this.options.freq in t.IMPLEMENTED))return e("RRule error: Unable to fully convert this rrule to text");if(this.text=[e("every")],this[i.default.FREQUENCIES[this.options.freq]](),this.options.until){this.add(e("until"));var n=this.options.until;this.add(this.language.monthNames[n.getUTCMonth()]).add(n.getUTCDate()+",").add(n.getUTCFullYear().toString())}else this.options.count&&this.add(e("for")).add(this.options.count.toString()).add(this.plural(this.options.count)?e("times"):e("time"));return this.isFullyConvertible()||this.add(e("(~ approximate)")),this.text.join("")},t.prototype.HOURLY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("hours"):t("hour"))},t.prototype.MINUTELY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()),this.add((this.plural(this.options.interval),t("minutes")))},t.prototype.DAILY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()),this.byweekday&&this.byweekday.isWeekdays?this.add(this.plural(this.options.interval)?t("weekdays"):t("weekday")):this.add(this.plural(this.options.interval)?t("days"):t("day")),this.origOptions.bymonth&&(this.add(t("in")),this._bymonth()),this.bymonthday?this._bymonthday():this.byweekday?this._byweekday():this.origOptions.byhour&&this._byhour()},t.prototype.WEEKLY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()).add(this.plural(this.options.interval)?t("weeks"):t("week")),this.byweekday&&this.byweekday.isWeekdays?1===this.options.interval?this.add(this.plural(this.options.interval)?t("weekdays"):t("weekday")):this.add(t("on")).add(t("weekdays")):this.byweekday&&this.byweekday.isEveryDay?this.add(this.plural(this.options.interval)?t("days"):t("day")):(1===this.options.interval&&this.add(t("week")),this.origOptions.bymonth&&(this.add(t("in")),this._bymonth()),this.bymonthday?this._bymonthday():this.byweekday&&this._byweekday())},t.prototype.MONTHLY=function(){var t=this.gettext;this.origOptions.bymonth?(1!==this.options.interval&&(this.add(this.options.interval.toString()).add(t("months")),this.plural(this.options.interval)&&this.add(t("in"))),this._bymonth()):(1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("months"):t("month"))),this.bymonthday?this._bymonthday():this.byweekday&&this.byweekday.isWeekdays?this.add(t("on")).add(t("weekdays")):this.byweekday&&this._byweekday()},t.prototype.YEARLY=function(){var t=this.gettext;this.origOptions.bymonth?(1!==this.options.interval&&(this.add(this.options.interval.toString()),this.add(t("years"))),this._bymonth()):(1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("years"):t("year"))),this.bymonthday?this._bymonthday():this.byweekday&&this._byweekday(),this.options.byyearday&&this.add(t("on the")).add(this.list(this.options.byyearday,this.nth,t("and"))).add(t("day")),this.options.byweekno&&this.add(t("in")).add(this.plural(this.options.byweekno.length)?t("weeks"):t("week")).add(this.list(this.options.byweekno,void 0,t("and")))},t.prototype._bymonthday=function(){var t=this.gettext;this.byweekday&&this.byweekday.allWeeks?this.add(t("on")).add(this.list(this.byweekday.allWeeks,this.weekdaytext,t("or"))).add(t("the")).add(this.list(this.bymonthday,this.nth,t("or"))):this.add(t("on the")).add(this.list(this.bymonthday,this.nth,t("and")))},t.prototype._byweekday=function(){var t=this.gettext;this.byweekday.allWeeks&&!this.byweekday.isWeekdays&&this.add(t("on")).add(this.list(this.byweekday.allWeeks,this.weekdaytext)),this.byweekday.someWeeks&&(this.byweekday.allWeeks&&this.add(t("and")),this.add(t("on the")).add(this.list(this.byweekday.someWeeks,this.weekdaytext,t("and"))))},t.prototype._byhour=function(){var t=this.gettext;this.add(t("at")).add(this.list(this.origOptions.byhour,void 0,t("and")))},t.prototype._bymonth=function(){this.add(this.list(this.options.bymonth,this.monthtext,this.gettext("and")))},t.prototype.nth=function(t){var e,n;t=parseInt(t.toString(),10);var r=this.gettext;if(-1===t)return r("last");switch(n=Math.abs(t)){case 1:case 21:case 31:e=n+r("st");break;case 2:case 22:e=n+r("nd");break;case 3:case 23:e=n+r("rd");break;default:e=n+r("th")}return t<0?e+" "+r("last"):e},t.prototype.monthtext=function(t){return this.language.monthNames[t-1]},t.prototype.weekdaytext=function(t){var e=Object(o.e)(t)?(t+1)%7:t.getJsWeekday();return(t.n?this.nth(t.n)+" ":"")+this.language.dayNames[e]},t.prototype.plural=function(t){return t%100!=1},t.prototype.add=function(t){return this.text.push(" "),this.text.push(t),this},t.prototype.list=function(t,e,n,r){void 0===r&&(r=","),Object(o.d)(t)||(t=[t]);e=e||function(t){return t.toString()};var i=this,a=function(t){return e&&e.call(i,t)};return n?function(t,e,n){for(var r="",i=0;i<t.length;i++)0!==i&&(i===t.length-1?r+=" "+n+" ":r+=e+" "),r+=t[i];return r}(t.map(a),r,n):t.map(a).join(r+" ")},t}(),c=function(){function t(t){this.done=!0,this.rules=t}return t.prototype.start=function(t){return this.text=t,this.done=!1,this.nextSymbol()},t.prototype.isDone=function(){return this.done&&null===this.symbol},t.prototype.nextSymbol=function(){var t,e;this.symbol=null,this.value=null;do{if(this.done)return!1;for(var n in t=null,this.rules){var r=this.rules[n].exec(this.text);r&&(null===t||r[0].length>t[0].length)&&(t=r,e=n)}if(null!=t&&(this.text=this.text.substr(t[0].length),""===this.text&&(this.done=!0)),null==t)return this.done=!0,this.symbol=null,void(this.value=null)}while("SKIP"===e);return this.symbol=e,this.value=t,!0},t.prototype.accept=function(t){if(this.symbol===t){if(this.value){var e=this.value;return this.nextSymbol(),e}return this.nextSymbol(),!0}return!1},t.prototype.acceptNumber=function(){return this.accept("number")},t.prototype.expect=function(t){if(this.accept(t))return!0;throw new Error("expected "+t+" but found "+this.symbol)},t}();function h(t,e){void 0===e&&(e=r);var n={},o=new c(e.tokens);return o.start(t)?(function(){o.expect("every");var t=o.acceptNumber();t&&(n.interval=parseInt(t[0],10));if(o.isDone())throw new Error("Unexpected end");switch(o.symbol){case"day(s)":n.freq=i.default.DAILY,o.nextSymbol()&&(!function(){if(!o.accept("at"))return;do{var t=o.acceptNumber();if(!t)throw new Error("Unexpected symbol "+o.symbol+", expected hour");for(n.byhour=[parseInt(t[0],10)];o.accept("comma");){if(!(t=o.acceptNumber()))throw new Error("Unexpected symbol "+o.symbol+"; expected hour");n.byhour.push(parseInt(t[0],10))}}while(o.accept("comma")||o.accept("at"))}(),d());break;case"weekday(s)":n.freq=i.default.WEEKLY,n.byweekday=[i.default.MO,i.default.TU,i.default.WE,i.default.TH,i.default.FR],o.nextSymbol(),d();break;case"week(s)":n.freq=i.default.WEEKLY,o.nextSymbol()&&(a(),d());break;case"hour(s)":n.freq=i.default.HOURLY,o.nextSymbol()&&(a(),d());break;case"minute(s)":n.freq=i.default.MINUTELY,o.nextSymbol()&&(a(),d());break;case"month(s)":n.freq=i.default.MONTHLY,o.nextSymbol()&&(a(),d());break;case"year(s)":n.freq=i.default.YEARLY,o.nextSymbol()&&(a(),d());break;case"monday":case"tuesday":case"wednesday":case"thursday":case"friday":case"saturday":case"sunday":n.freq=i.default.WEEKLY;var e=o.symbol.substr(0,2).toUpperCase();if(n.byweekday=[i.default[e]],!o.nextSymbol())return;for(;o.accept("comma");){if(o.isDone())throw new Error("Unexpected end");var r=u();if(!r)throw new Error("Unexpected symbol "+o.symbol+", expected weekday");n.byweekday.push(i.default[r]),o.nextSymbol()}!function(){o.accept("on"),o.accept("the");var t=h();if(!t)return;n.bymonthday=[t],o.nextSymbol();for(;o.accept("comma");){if(!(t=h()))throw new Error("Unexpected symbol "+o.symbol+"; expected monthday");n.bymonthday.push(t),o.nextSymbol()}}(),d();break;case"january":case"february":case"march":case"april":case"may":case"june":case"july":case"august":case"september":case"october":case"november":case"december":if(n.freq=i.default.YEARLY,n.bymonth=[s()],!o.nextSymbol())return;for(;o.accept("comma");){if(o.isDone())throw new Error("Unexpected end");var c=s();if(!c)throw new Error("Unexpected symbol "+o.symbol+", expected month");n.bymonth.push(c),o.nextSymbol()}a(),d();break;default:throw new Error("Unknown symbol")}}(),n):null;function a(){var t=o.accept("on"),e=o.accept("the");if(t||e)do{var r=h(),a=u(),c=s();if(r)a?(o.nextSymbol(),n.byweekday||(n.byweekday=[]),n.byweekday.push(i.default[a].nth(r))):(n.bymonthday||(n.bymonthday=[]),n.bymonthday.push(r),o.accept("day(s)"));else if(a)o.nextSymbol(),n.byweekday||(n.byweekday=[]),n.byweekday.push(i.default[a]);else if("weekday(s)"===o.symbol)o.nextSymbol(),n.byweekday||(n.byweekday=[i.default.MO,i.default.TU,i.default.WE,i.default.TH,i.default.FR]);else if("week(s)"===o.symbol){o.nextSymbol();var d=o.acceptNumber();if(!d)throw new Error("Unexpected symbol "+o.symbol+", expected week number");for(n.byweekno=[parseInt(d[0],10)];o.accept("comma");){if(!(d=o.acceptNumber()))throw new Error("Unexpected symbol "+o.symbol+"; expected monthday");n.byweekno.push(parseInt(d[0],10))}}else{if(!c)return;o.nextSymbol(),n.bymonth||(n.bymonth=[]),n.bymonth.push(c)}}while(o.accept("comma")||o.accept("the")||o.accept("on"))}function s(){switch(o.symbol){case"january":return 1;case"february":return 2;case"march":return 3;case"april":return 4;case"may":return 5;case"june":return 6;case"july":return 7;case"august":return 8;case"september":return 9;case"october":return 10;case"november":return 11;case"december":return 12;default:return!1}}function u(){switch(o.symbol){case"monday":case"tuesday":case"wednesday":case"thursday":case"friday":case"saturday":case"sunday":return o.symbol.substr(0,2).toUpperCase();default:return!1}}function h(){switch(o.symbol){case"last":return o.nextSymbol(),-1;case"first":return o.nextSymbol(),1;case"second":return o.nextSymbol(),o.accept("last")?-2:2;case"third":return o.nextSymbol(),o.accept("last")?-3:3;case"nth":var t=parseInt(o.value[1],10);if(t<-366||t>366)throw new Error("Nth out of range: "+t);return o.nextSymbol(),o.accept("last")?-t:t;default:return!1}}function d(){if("until"===o.symbol){var t=Date.parse(o.text);if(!t)throw new Error("Cannot parse until date:"+o.text);n.until=new Date(t)}else 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-    /*!
-      * rrule.js - Library for working with recurrence rules for calendar dates.
-    * https://github.com/jakubroztocil/rrule
-    *
-      * Copyright 2010, Jakub Roztocil and Lars Schoning
-    * Licenced under the BSD licence.
-    * https://github.com/jakubroztocil/rrule/blob/master/LICENCE
-    *
-      */
-      var d=function(t,e){return void 0===e&&(e=r),new i.default(h(t,e)||void 0)},y=["count","until","interval","byweekday","bymonthday","bymonth"];u.IMPLEMENTED=[],u.IMPLEMENTED[i.default.HOURLY]=y,u.IMPLEMENTED[i.default.MINUTELY]=y,u.IMPLEMENTED[i.default.DAILY]=["byhour"].concat(y),u.IMPLEMENTED[i.default.WEEKLY]=y,u.IMPLEMENTED[i.default.MONTHLY]=y,u.IMPLEMENTED[i.default.YEARLY]=["byweekno","byyearday"].concat(y);var l=function(t,e,n){return new u(t,e,n).toString()},f=u.isFullyConvertible}])});
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.rrule=e():t.rrule=e()}("undefined"!=typeof self?self:this,function(){return r={},i.m=n=[function(t,e,n){"use strict";n.d(e,"f",function(){return i}),n.d(e,"e",function(){return a}),n.d(e,"g",function(){return o}),n.d(e,"d",function(){return s}),n.d(e,"k",function(){return u}),n.d(e,"l",function(){return c}),n.d(e,"n",function(){return h}),n.d(e,"i",function(){return d}),n.d(e,"m",function(){return y}),n.d(e,"j",function(){return l}),n.d(e,"a",function(){return f}),n.d(e,"b",function(){return b}),n.d(e,"h",function(){return p}),n.d(e,"c",function(){return m});var r=n(2),i=function(t){return null!=t},a=function(t){return"number"==typeof t},o=function(t){return 0<=r.a.indexOf(t)},s=Array.isArray,u=function(t,e){void 0===e&&(e=t),1===arguments.length&&(e=t,t=0);for(var n=[],r=t;r<e;r++)n.push(r);return n},c=function(t,e){var n=0,r=[];if(s(t))for(;n<e;n++)r[n]=[].concat(t);else for(;n<e;n++)r[n]=t;return r},h=function(t){return s(t)?t:[t]};function d(t,e,n){void 0===n&&(n=" ");var r=String(t);return e>>=0,r.length>e?String(r):((e-=r.length)>n.length&&(n+=c(n,e/n.length)),n.slice(0,e)+String(r))}var y=function(t,e,n){var r=t.split(e);return n?r.slice(0,n).concat([r.slice(n).join(e)]):r},l=function(t,e){var n=t%e;return n*e<0?n+e:n},f=function(t,e){return{div:Math.floor(t/e),mod:l(t,e)}},b=function(t){return!i(t)||0===t.length},p=function(t){return!b(t)},m=function(t,e){return p(t)&&-1!==t.indexOf(e)}},function(t,e,n){"use strict";n.r(e);var r,i,x=n(0);(i=r=r||{}).MONTH_DAYS=[31,28,31,30,31,30,31,31,30,31,30,31],i.ONE_DAY=864e5,i.MAXYEAR=9999,i.ORDINAL_BASE=new Date(Date.UTC(1970,0,1)),i.PY_WEEKDAYS=[6,0,1,2,3,4,5],i.getYearDay=function(t){var e=new Date(t.getUTCFullYear(),t.getUTCMonth(),t.getUTCDate());return Math.ceil((e.valueOf()-new Date(t.getUTCFullYear(),0,1).valueOf())/i.ONE_DAY)+1},i.isLeapYear=function(t){return t%4==0&&t%100!=0||t%400==0},i.isDate=function(t){return t instanceof Date},i.isValidDate=function(t){return i.isDate(t)&&!isNaN(t.getTime())},i.tzOffset=function(t){return 60*t.getTimezoneOffset()*1e3},i.daysBetween=function(t,e){var n=t.getTime()-i.tzOffset(t)-(e.getTime()-i.tzOffset(e));return Math.round(n/i.ONE_DAY)},i.toOrdinal=function(t){return i.daysBetween(t,i.ORDINAL_BASE)},i.fromOrdinal=function(t){return new Date(i.ORDINAL_BASE.getTime()+t*i.ONE_DAY)},i.getMonthDays=function(t){var e=t.getUTCMonth();return 1===e&&i.isLeapYear(t.getUTCFullYear())?29:i.MONTH_DAYS[e]},i.getWeekday=function(t){return i.PY_WEEKDAYS[t.getUTCDay()]},i.monthRange=function(t,e){var n=new Date(Date.UTC(t,e,1));return[i.getWeekday(n),i.getMonthDays(n)]},i.combine=function(t,e){return e=e||t,new Date(Date.UTC(t.getUTCFullYear(),t.getUTCMonth(),t.getUTCDate(),e.getHours(),e.getMinutes(),e.getSeconds(),e.getMilliseconds()))},i.clone=function(t){return new Date(t.getTime())},i.cloneDates=function(t){for(var e=[],n=0;n<t.length;n++)e.push(i.clone(t[n]));return e},i.sort=function(t){t.sort(function(t,e){return t.getTime()-e.getTime()})},i.timeToUntilString=function(t,e){void 0===e&&(e=!0);var n=new Date(t);return[Object(x.i)(n.getUTCFullYear().toString(),4,"0"),Object(x.i)(n.getUTCMonth()+1,2,"0"),Object(x.i)(n.getUTCDate(),2,"0"),"T",Object(x.i)(n.getUTCHours(),2,"0"),Object(x.i)(n.getUTCMinutes(),2,"0"),Object(x.i)(n.getUTCSeconds(),2,"0"),e?"Z":""].join("")},i.untilStringToDate=function(t){var e=/^(\d{4})(\d{2})(\d{2})(T(\d{2})(\d{2})(\d{2})Z?)?$/.exec(t);if(!e)throw new Error("Invalid UNTIL value: "+t);return new Date(Date.UTC(parseInt(e[1],10),parseInt(e[2],10)-1,parseInt(e[3],10),parseInt(e[5],10)||0,parseInt(e[6],10)||0,parseInt(e[7],10)||0))};var Y=r;function a(t,e){this.minDate=null,this.maxDate=null,this._result=[],this.total=0,this.method=t,this.args=e,"between"===t?(this.maxDate=e.inc?e.before:new Date(e.before.getTime()-1),this.minDate=e.inc?e.after:new Date(e.after.getTime()+1)):"before"===t?this.maxDate=e.inc?e.dt:new Date(e.dt.getTime()-1):"after"===t&&(this.minDate=e.inc?e.dt:new Date(e.dt.getTime()+1))}var c=(a.prototype.accept=function(t){++this.total;var e=this.minDate&&t<this.minDate,n=this.maxDate&&t>this.maxDate;if("between"===this.method){if(e)return!0;if(n)return!1}else if("before"===this.method){if(n)return!1}else if("after"===this.method)return!!e||(this.add(t),!1);return this.add(t)},a.prototype.add=function(t){return this._result.push(t),!0},a.prototype.getValue=function(){var t=this._result;switch(this.method){case"all":case"between":return t;case"before":case"after":default:return t.length?t[t.length-1]:null}},a.prototype.clone=function(){return new a(this.method,this.args)},a),o=function(t,e){return(o=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])})(t,e)};
+/*! *****************************************************************************
+Copyright (c) Microsoft Corporation. All rights reserved.
+Licensed under the Apache License, Version 2.0 (the "License"); you may not use
+this file except in compliance with the License. You may obtain a copy of the
+License at http://www.apache.org/licenses/LICENSE-2.0
+
+THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
+WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
+MERCHANTABLITY OR NON-INFRINGEMENT.
+
+See the Apache Version 2.0 License for specific language governing permissions
+and limitations under the License.
+***************************************************************************** */function s(t,e){function n(){this.constructor=t}o(t,e),t.prototype=null===e?Object.create(e):(n.prototype=e.prototype,new n)}var u,S=function(){return(S=Object.assign||function(t){for(var e,n=1,r=arguments.length;n<r;n++)for(var i in e=arguments[n])Object.prototype.hasOwnProperty.call(e,i)&&(t[i]=e[i]);return t}).apply(this,arguments)};function h(){for(var t=0,e=0,n=arguments.length;e<n;e++)t+=arguments[e].length;var r=Array(t),i=0;for(e=0;e<n;e++)for(var a=arguments[e],o=0,s=a.length;o<s;o++,i++)r[i]=a[o];return r}function d(t,e,n){var r=u.call(this,t,e)||this;return r.iterator=n,r}var y,l,f=(s(d,u=c),d.prototype.add=function(t){return!!this.iterator(t,this._result.length)&&(this._result.push(t),!0)},d);function j(t){return 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R(this.origOptions)},lt.prototype.toText=function(t,e,n){return ct().toText(this,t,e,n)},lt.prototype.isFullyConvertibleToText=function(){return ct().isFullyConvertible(this)},lt.prototype.clone=function(){return new lt(this.origOptions)},lt.FREQUENCIES=["YEARLY","MONTHLY","WEEKLY","DAILY","HOURLY","MINUTELY","SECONDLY"],lt.YEARLY=y.YEARLY,lt.MONTHLY=y.MONTHLY,lt.WEEKLY=y.WEEKLY,lt.DAILY=y.DAILY,lt.HOURLY=y.HOURLY,lt.MINUTELY=y.MINUTELY,lt.SECONDLY=y.SECONDLY,lt.MO=ht.MO,lt.TU=ht.TU,lt.WE=ht.WE,lt.TH=ht.TH,lt.FR=ht.FR,lt.SA=ht.SA,lt.SU=ht.SU,lt.parseString=O,lt.optionsToString=R,lt);var bt,pt={dtstart:null,cache:!1,unfold:!1,forceset:!1,compatible:!1,tzid:null};function mt(t,e){var s=[],u=[],c=[],h=[],n=g(t),r=n.dtstart,d=n.tzid;return function(t,e){void 0===e&&(e=!1);if(!(t=t&&t.trim()))throw new Error("Invalid empty string");if(!e)return t.split(/\s/);var n=t.split("\n"),r=0;for(;r<n.length;){var i=n[r]=n[r].replace(/\s+$/g,"");i?0<r&&" "===i[0]?(n[r-1]+=i.slice(1),n.splice(r,1)):r+=1:n.splice(r,1)}return n}(t,e.unfold).forEach(function(t){if(t){var e=function(t){var e=function(t){if(-1===t.indexOf(":"))return{name:"RRULE",value:t};var e=Object(x.m)(t,":",1),n=e[0],r=e[1];return{name:n,value:r}}(t),n=e.name,r=e.value,i=n.split(";");if(!i)throw new Error("empty property name");return{name:i[0].toUpperCase(),parms:i.slice(1),value:r}}(t),n=e.name,r=e.parms,i=e.value;switch(n.toUpperCase()){case"RRULE":if(r.length)throw new Error("unsupported RRULE parm: "+r.join(","));s.push(O(t));break;case"RDATE":var a=/RDATE(?:;TZID=([^:=]+))?/i.exec(t),o=(a[0],a[1]);o&&!d&&(d=o),u=u.concat(Ot(i,r));break;case"EXRULE":if(r.length)throw new Error("unsupported EXRULE parm: "+r.join(","));c.push(O(i));break;case"EXDATE":h=h.concat(Ot(i,r));break;case"DTSTART":break;default:throw new Error("unsupported property: "+n)}}}),{dtstart:r,tzid:d,rrulevals:s,rdatevals:u,exrulevals:c,exdatevals:h}}function wt(t,e){return void 0===e&&(e={}),function(t,e){var n=mt(t,e),r=n.rrulevals,i=n.rdatevals,a=n.exrulevals,o=n.exdatevals,s=n.dtstart,u=n.tzid,c=!1===e.cache;if(e.compatible&&(e.forceset=!0,e.unfold=!0),e.forceset||1<r.length||i.length||a.length||o.length){var h=new Et(c);return h.dtstart(s),h.tzid(u||void 0),r.forEach(function(t){h.rrule(new ft(vt(t,s,u),c))}),i.forEach(function(t){h.rdate(t)}),a.forEach(function(t){h.exrule(new ft(vt(t,s,u),c))}),o.forEach(function(t){h.exdate(t)}),e.compatible&&e.dtstart&&h.rdate(s),h}var d=r[0]||{};return new ft(vt(d,d.dtstart||e.dtstart||s,d.tzid||e.tzid||u),c)}(t,function(t){var e=[],n=Object.keys(t),r=Object.keys(pt);if(n.forEach(function(t){Object(x.c)(r,t)||e.push(t)}),e.length)throw new Error("Invalid options: "+e.join(", "));return S(S({},pt),t)}(e))}function vt(t,e,n){return S(S({},t),{dtstart:e,tzid:n})}function Ot(t,e){return e.forEach(function(t){if(!/(VALUE=DATE(-TIME)?)|(TZID=)/.test(t))throw new Error("unsupported RDATE/EXDATE parm: "+t)}),t.split(",").map(function(t){return Y.untilStringToDate(t)})}function gt(r){var i=this;return function(t){if(void 0!==t&&(i["_"+r]=t),void 0!==i["_"+r])return i["_"+r];for(var e=0;e<i._rrule.length;e++){var n=i._rrule[e].origOptions[r];if(n)return n}}}function kt(t){void 0===t&&(t=!1);var e=bt.call(this,{},t)||this;return e.dtstart=gt.apply(e,["dtstart"]),e.tzid=gt.apply(e,["tzid"]),e._rrule=[],e._rdate=[],e._exrule=[],e._exdate=[],e}var Et=(s(kt,bt=ft),kt.prototype._iter=function(t){return function(e,t,r,n,i,a){var o={},s=e.accept;function u(e,n){r.forEach(function(t){t.between(e,n,!0).forEach(function(t){o[Number(t)]=!0})})}i.forEach(function(t){var e=new M(t,a).rezonedDate();o[Number(e)]=!0}),e.accept=function(t){var e=Number(t);return isNaN(e)?s.call(this,t):!(!o[e]&&(u(new Date(e-1),new Date(e+1)),!o[e]))||(o[e]=!0,s.call(this,t))},"between"===e.method&&(u(e.args.after,e.args.before),e.accept=function(t){var e=Number(t);return!!o[e]||(o[e]=!0,s.call(this,t))});for(var c=0;c<n.length;c++){var h=new M(n[c],a).rezonedDate();if(!e.accept(new Date(h.getTime())))break}t.forEach(function(t){at(e,t.options)});var d=e._result;switch(Y.sort(d),e.method){case"all":case"between":return d;case"before":return d.length&&d[d.length-1]||null;case"after":default:return d.length&&d[0]||null}}(t,this._rrule,this._exrule,this._rdate,this._exdate,this.tzid())},kt.prototype.rrule=function(t){jt(t,this._rrule)},kt.prototype.exrule=function(t){jt(t,this._exrule)},kt.prototype.rdate=function(t){Tt(t,this._rdate)},kt.prototype.exdate=function(t){Tt(t,this._exdate)},kt.prototype.rrules=function(){return this._rrule.map(function(t){return wt(t.toString())})},kt.prototype.exrules=function(){return this._exrule.map(function(t){return wt(t.toString())})},kt.prototype.rdates=function(){return this._rdate.map(function(t){return new Date(t.getTime())})},kt.prototype.exdates=function(){return this._exdate.map(function(t){return new Date(t.getTime())})},kt.prototype.valueOf=function(){var e=[];return!this._rrule.length&&this._dtstart&&(e=e.concat(R({dtstart:this._dtstart}))),this._rrule.forEach(function(t){e=e.concat(t.toString().split("\n"))}),this._exrule.forEach(function(t){e=e.concat(t.toString().split("\n").map(function(t){return t.replace(/^RRULE:/,"EXRULE:")}).filter(function(t){return!/^DTSTART/.test(t)}))}),this._rdate.length&&e.push(Dt("RDATE",this._rdate,this.tzid())),this._exdate.length&&e.push(Dt("EXDATE",this._exdate,this.tzid())),e},kt.prototype.toString=function(){return this.valueOf().join("\n")},kt.prototype.clone=function(){var e=new kt(!!this._cache);return this._rrule.forEach(function(t){return e.rrule(t.clone())}),this._exrule.forEach(function(t){return e.exrule(t.clone())}),this._rdate.forEach(function(t){return e.rdate(new Date(t.getTime()))}),this._exdate.forEach(function(t){return e.exdate(new Date(t.getTime()))}),e},kt);function jt(t,e){if(!(t instanceof ft))throw new TypeError(String(t)+" is not RRule instance");Object(x.c)(e.map(String),String(t))||e.push(t)}function Tt(t,e){if(!(t instanceof Date))throw new TypeError(String(t)+" is not Date instance");Object(x.c)(e.map(Number),Number(t))||(e.push(t),Y.sort(e))}function Dt(t,e,n){var r=!n||"UTC"===n.toUpperCase();return(r?t+":":t+";TZID="+n+":")+e.map(function(t){return Y.timeToUntilString(t.valueOf(),r)}).join(",")}n.d(e,"rrulestr",function(){return wt}),n.d(e,"Frequency",function(){return y}),n.d(e,"Weekday",function(){return b.b}),n.d(e,"RRule",function(){return ft}),n.d(e,"RRuleSet",function(){return Et});
+/*!
+ * rrule.js - Library for working with recurrence rules for calendar dates.
+ * https://github.com/jakubroztocil/rrule
+ *
+ * Copyright 2010, Jakub Roztocil and Lars Schoning
+ * Licenced under the BSD licence.
+ * https://github.com/jakubroztocil/rrule/blob/master/LICENCE
+ *
+ * Based on:
+ * python-dateutil - Extensions to the standard Python datetime module.
+ * Copyright (c) 2003-2011 - Gustavo Niemeyer <gustavo@niemeyer.net>
+ * Copyright (c) 2012 - Tomi Pieviläinen <tomi.pievilainen@iki.fi>
+ * https://github.com/jakubroztocil/rrule/blob/master/LICENCE
+ *
+ */e.default=ft},function(t,e,n){"use strict";n.d(e,"a",function(){return r}),n.d(e,"b",function(){return i});var r=["MO","TU","WE","TH","FR","SA","SU"],i=(a.fromStr=function(t){return new a(r.indexOf(t))},a.prototype.nth=function(t){return this.n===t?this:new a(this.weekday,t)},a.prototype.equals=function(t){return this.weekday===t.weekday&&this.n===t.n},a.prototype.toString=function(){var t=r[this.weekday];return this.n&&(t=(0<this.n?"+":"")+String(this.n)+t),t},a.prototype.getJsWeekday=function(){return 6===this.weekday?0:this.weekday+1},a);function a(t,e){if(0===e)throw new Error("Can't create weekday with n == 0");this.weekday=t,this.n=e}},function(t,e,n){"use strict";n.r(e);function r(t,e){return-1!==t.indexOf(e)}function c(t){return t.toString()}function h(t,e,n){return e+" "+n+", "+t}var d={dayNames:["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],monthNames:["January","February","March","April","May","June","July","August","September","October","November","December"],tokens:{SKIP:/^[ \r\n\t]+|^\.$/,number:/^[1-9][0-9]*/,numberAsText:/^(one|two|three)/i,every:/^every/i,"day(s)":/^days?/i,"weekday(s)":/^weekdays?/i,"week(s)":/^weeks?/i,"hour(s)":/^hours?/i,"minute(s)":/^minutes?/i,"month(s)":/^months?/i,"year(s)":/^years?/i,on:/^(on|in)/i,at:/^(at)/i,the:/^the/i,first:/^first/i,second:/^second/i,third:/^third/i,nth:/^([1-9][0-9]*)(\.|th|nd|rd|st)/i,last:/^last/i,for:/^for/i,"time(s)":/^times?/i,until:/^(un)?til/i,monday:/^mo(n(day)?)?/i,tuesday:/^tu(e(s(day)?)?)?/i,wednesday:/^we(d(n(esday)?)?)?/i,thursday:/^th(u(r(sday)?)?)?/i,friday:/^fr(i(day)?)?/i,saturday:/^sa(t(urday)?)?/i,sunday:/^su(n(day)?)?/i,january:/^jan(uary)?/i,february:/^feb(ruary)?/i,march:/^mar(ch)?/i,april:/^apr(il)?/i,may:/^may/i,june:/^june?/i,july:/^july?/i,august:/^aug(ust)?/i,september:/^sep(t(ember)?)?/i,october:/^oct(ober)?/i,november:/^nov(ember)?/i,december:/^dec(ember)?/i,comma:/^(,\s*|(and|or)\s*)+/i}},y=n(1),l=n(0);function i(t,e,n,r){if(void 0===e&&(e=c),void 0===n&&(n=d),void 0===r&&(r=h),this.text=[],this.language=n||d,this.gettext=e,this.dateFormatter=r,this.rrule=t,this.options=t.options,this.origOptions=t.origOptions,this.origOptions.bymonthday){var i=[].concat(this.options.bymonthday),a=[].concat(this.options.bynmonthday);i.sort(function(t,e){return t-e}),a.sort(function(t,e){return e-t}),this.bymonthday=i.concat(a),this.bymonthday.length||(this.bymonthday=null)}if(Object(l.f)(this.origOptions.byweekday)){var o=Object(l.d)(this.origOptions.byweekday)?this.origOptions.byweekday:[this.origOptions.byweekday],s=String(o);this.byweekday={allWeeks:o.filter(function(t){return!t.n}),someWeeks:o.filter(function(t){return Boolean(t.n)}),isWeekdays:-1!==s.indexOf("MO")&&-1!==s.indexOf("TU")&&-1!==s.indexOf("WE")&&-1!==s.indexOf("TH")&&-1!==s.indexOf("FR")&&-1===s.indexOf("SA")&&-1===s.indexOf("SU"),isEveryDay:-1!==s.indexOf("MO")&&-1!==s.indexOf("TU")&&-1!==s.indexOf("WE")&&-1!==s.indexOf("TH")&&-1!==s.indexOf("FR")&&-1!==s.indexOf("SA")&&-1!==s.indexOf("SU")};var u=function(t,e){return t.weekday-e.weekday};this.byweekday.allWeeks.sort(u),this.byweekday.someWeeks.sort(u),this.byweekday.allWeeks.length||(this.byweekday.allWeeks=null),this.byweekday.someWeeks.length||(this.byweekday.someWeeks=null)}else this.byweekday=null}var a=(i.isFullyConvertible=function(t){if(!(t.options.freq in i.IMPLEMENTED))return!1;if(t.origOptions.until&&t.origOptions.count)return!1;for(var e in t.origOptions){if(r(["dtstart","wkst","freq"],e))return!0;if(!r(i.IMPLEMENTED[t.options.freq],e))return!1}return!0},i.prototype.isFullyConvertible=function(){return i.isFullyConvertible(this.rrule)},i.prototype.toString=function(){var t=this.gettext;if(!(this.options.freq in i.IMPLEMENTED))return t("RRule error: Unable to fully convert this rrule to text");if(this.text=[t("every")],this[y.default.FREQUENCIES[this.options.freq]](),this.options.until){this.add(t("until"));var e=this.options.until;this.add(this.dateFormatter(e.getUTCFullYear(),this.language.monthNames[e.getUTCMonth()],e.getUTCDate()))}else this.options.count&&this.add(t("for")).add(this.options.count.toString()).add(this.plural(this.options.count)?t("times"):t("time"));return this.isFullyConvertible()||this.add(t("(~ approximate)")),this.text.join("")},i.prototype.HOURLY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("hours"):t("hour"))},i.prototype.MINUTELY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("minutes"):t("minute"))},i.prototype.DAILY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()),this.byweekday&&this.byweekday.isWeekdays?this.add(this.plural(this.options.interval)?t("weekdays"):t("weekday")):this.add(this.plural(this.options.interval)?t("days"):t("day")),this.origOptions.bymonth&&(this.add(t("in")),this._bymonth()),this.bymonthday?this._bymonthday():this.byweekday?this._byweekday():this.origOptions.byhour&&this._byhour()},i.prototype.WEEKLY=function(){var t=this.gettext;1!==this.options.interval&&this.add(this.options.interval.toString()).add(this.plural(this.options.interval)?t("weeks"):t("week")),this.byweekday&&this.byweekday.isWeekdays?1===this.options.interval?this.add(this.plural(this.options.interval)?t("weekdays"):t("weekday")):this.add(t("on")).add(t("weekdays")):this.byweekday&&this.byweekday.isEveryDay?this.add(this.plural(this.options.interval)?t("days"):t("day")):(1===this.options.interval&&this.add(t("week")),this.origOptions.bymonth&&(this.add(t("in")),this._bymonth()),this.bymonthday?this._bymonthday():this.byweekday&&this._byweekday())},i.prototype.MONTHLY=function(){var t=this.gettext;this.origOptions.bymonth?(1!==this.options.interval&&(this.add(this.options.interval.toString()).add(t("months")),this.plural(this.options.interval)&&this.add(t("in"))),this._bymonth()):(1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("months"):t("month"))),this.bymonthday?this._bymonthday():this.byweekday&&this.byweekday.isWeekdays?this.add(t("on")).add(t("weekdays")):this.byweekday&&this._byweekday()},i.prototype.YEARLY=function(){var t=this.gettext;this.origOptions.bymonth?(1!==this.options.interval&&(this.add(this.options.interval.toString()),this.add(t("years"))),this._bymonth()):(1!==this.options.interval&&this.add(this.options.interval.toString()),this.add(this.plural(this.options.interval)?t("years"):t("year"))),this.bymonthday?this._bymonthday():this.byweekday&&this._byweekday(),this.options.byyearday&&this.add(t("on the")).add(this.list(this.options.byyearday,this.nth,t("and"))).add(t("day")),this.options.byweekno&&this.add(t("in")).add(this.plural(this.options.byweekno.length)?t("weeks"):t("week")).add(this.list(this.options.byweekno,void 0,t("and")))},i.prototype._bymonthday=function(){var t=this.gettext;this.byweekday&&this.byweekday.allWeeks?this.add(t("on")).add(this.list(this.byweekday.allWeeks,this.weekdaytext,t("or"))).add(t("the")).add(this.list(this.bymonthday,this.nth,t("or"))):this.add(t("on the")).add(this.list(this.bymonthday,this.nth,t("and")))},i.prototype._byweekday=function(){var t=this.gettext;this.byweekday.allWeeks&&!this.byweekday.isWeekdays&&this.add(t("on")).add(this.list(this.byweekday.allWeeks,this.weekdaytext)),this.byweekday.someWeeks&&(this.byweekday.allWeeks&&this.add(t("and")),this.add(t("on the")).add(this.list(this.byweekday.someWeeks,this.weekdaytext,t("and"))))},i.prototype._byhour=function(){var t=this.gettext;this.add(t("at")).add(this.list(this.origOptions.byhour,void 0,t("and")))},i.prototype._bymonth=function(){this.add(this.list(this.options.bymonth,this.monthtext,this.gettext("and")))},i.prototype.nth=function(t){var e,n;t=parseInt(t.toString(),10);var r=this.gettext;if(-1===t)return r("last");switch(n=Math.abs(t)){case 1:case 21:case 31:e=n+r("st");break;case 2:case 22:e=n+r("nd");break;case 3:case 23:e=n+r("rd");break;default:e=n+r("th")}return t<0?e+" "+r("last"):e},i.prototype.monthtext=function(t){return this.language.monthNames[t-1]},i.prototype.weekdaytext=function(t){var e=Object(l.e)(t)?(t+1)%7:t.getJsWeekday();return(t.n?this.nth(t.n)+" ":"")+this.language.dayNames[e]},i.prototype.plural=function(t){return t%100!=1},i.prototype.add=function(t){return this.text.push(" "),this.text.push(t),this},i.prototype.list=function(t,e,n,r){function i(t){return e&&e.call(a,t)}void 0===r&&(r=","),Object(l.d)(t)||(t=[t]),e=e||function(t){return t.toString()};var a=this;return n?function(t,e,n){for(var r="",i=0;i<t.length;i++)0!==i&&(i===t.length-1?r+=" "+n+" ":r+=e+" "),r+=t[i];return r}(t.map(i),r,n):t.map(i).join(r+" ")},i),f=(o.prototype.start=function(t){return this.text=t,this.done=!1,this.nextSymbol()},o.prototype.isDone=function(){return this.done&&null===this.symbol},o.prototype.nextSymbol=function(){var t,e;this.symbol=null,this.value=null;do{if(this.done)return!1;for(var n in t=null,this.rules){var r=this.rules[n].exec(this.text);r&&(null===t||r[0].length>t[0].length)&&(t=r,e=n)}if(null!=t&&(this.text=this.text.substr(t[0].length),""===this.text&&(this.done=!0)),null==t)return this.done=!0,this.symbol=null,void(this.value=null)}while("SKIP"===e);return this.symbol=e,this.value=t,!0},o.prototype.accept=function(t){if(this.symbol!==t)return!1;if(this.value){var e=this.value;return this.nextSymbol(),e}return this.nextSymbol(),!0},o.prototype.acceptNumber=function(){return this.accept("number")},o.prototype.expect=function(t){if(this.accept(t))return!0;throw new Error("expected "+t+" but found "+this.symbol)},o);function o(t){this.done=!0,this.rules=t}function s(t,e){void 0===e&&(e=d);var o={},s=new f(e.tokens);return s.start(t)?(function(){s.expect("every");var t=s.acceptNumber();t&&(o.interval=parseInt(t[0],10));if(s.isDone())throw new Error("Unexpected end");switch(s.symbol){case"day(s)":o.freq=y.default.DAILY,s.nextSymbol()&&(function(){if(!s.accept("at"))return;do{var t=s.acceptNumber();if(!t)throw new Error("Unexpected symbol "+s.symbol+", expected hour");for(o.byhour=[parseInt(t[0],10)];s.accept("comma");){if(!(t=s.acceptNumber()))throw new Error("Unexpected symbol "+s.symbol+"; expected hour");o.byhour.push(parseInt(t[0],10))}}while(s.accept("comma")||s.accept("at"))}(),a());break;case"weekday(s)":o.freq=y.default.WEEKLY,o.byweekday=[y.default.MO,y.default.TU,y.default.WE,y.default.TH,y.default.FR],s.nextSymbol(),a();break;case"week(s)":o.freq=y.default.WEEKLY,s.nextSymbol()&&(i(),a());break;case"hour(s)":o.freq=y.default.HOURLY,s.nextSymbol()&&(i(),a());break;case"minute(s)":o.freq=y.default.MINUTELY,s.nextSymbol()&&(i(),a());break;case"month(s)":o.freq=y.default.MONTHLY,s.nextSymbol()&&(i(),a());break;case"year(s)":o.freq=y.default.YEARLY,s.nextSymbol()&&(i(),a());break;case"monday":case"tuesday":case"wednesday":case"thursday":case"friday":case"saturday":case"sunday":o.freq=y.default.WEEKLY;var e=s.symbol.substr(0,2).toUpperCase();if(o.byweekday=[y.default[e]],!s.nextSymbol())return;for(;s.accept("comma");){if(s.isDone())throw new Error("Unexpected end");var n=c();if(!n)throw new Error("Unexpected symbol "+s.symbol+", expected weekday");o.byweekday.push(y.default[n]),s.nextSymbol()}!function(){s.accept("on"),s.accept("the");var t=h();if(!t)return;o.bymonthday=[t],s.nextSymbol();for(;s.accept("comma");){if(!(t=h()))throw new Error("Unexpected symbol "+s.symbol+"; expected monthday");o.bymonthday.push(t),s.nextSymbol()}}(),a();break;case"january":case"february":case"march":case"april":case"may":case"june":case"july":case"august":case"september":case"october":case"november":case"december":if(o.freq=y.default.YEARLY,o.bymonth=[u()],!s.nextSymbol())return;for(;s.accept("comma");){if(s.isDone())throw new Error("Unexpected end");var r=u();if(!r)throw new Error("Unexpected symbol "+s.symbol+", expected month");o.bymonth.push(r),s.nextSymbol()}i(),a();break;default:throw new Error("Unknown symbol")}}(),o):null;function i(){var t=s.accept("on"),e=s.accept("the");if(t||e)do{var n=h(),r=c(),i=u();if(n)r?(s.nextSymbol(),o.byweekday||(o.byweekday=[]),o.byweekday.push(y.default[r].nth(n))):(o.bymonthday||(o.bymonthday=[]),o.bymonthday.push(n),s.accept("day(s)"));else if(r)s.nextSymbol(),o.byweekday||(o.byweekday=[]),o.byweekday.push(y.default[r]);else if("weekday(s)"===s.symbol)s.nextSymbol(),o.byweekday||(o.byweekday=[y.default.MO,y.default.TU,y.default.WE,y.default.TH,y.default.FR]);else if("week(s)"===s.symbol){s.nextSymbol();var a=s.acceptNumber();if(!a)throw new Error("Unexpected symbol "+s.symbol+", expected week number");for(o.byweekno=[parseInt(a[0],10)];s.accept("comma");){if(!(a=s.acceptNumber()))throw new Error("Unexpected symbol "+s.symbol+"; expected monthday");o.byweekno.push(parseInt(a[0],10))}}else{if(!i)return;s.nextSymbol(),o.bymonth||(o.bymonth=[]),o.bymonth.push(i)}}while(s.accept("comma")||s.accept("the")||s.accept("on"))}function u(){switch(s.symbol){case"january":return 1;case"february":return 2;case"march":return 3;case"april":return 4;case"may":return 5;case"june":return 6;case"july":return 7;case"august":return 8;case"september":return 9;case"october":return 10;case"november":return 11;case"december":return 12;default:return!1}}function c(){switch(s.symbol){case"monday":case"tuesday":case"wednesday":case"thursday":case"friday":case"saturday":case"sunday":return s.symbol.substr(0,2).toUpperCase();default:return!1}}function h(){switch(s.symbol){case"last":return s.nextSymbol(),-1;case"first":return s.nextSymbol(),1;case"second":return s.nextSymbol(),s.accept("last")?-2:2;case"third":return s.nextSymbol(),s.accept("last")?-3:3;case"nth":var t=parseInt(s.value[1],10);if(t<-366||366<t)throw new Error("Nth out of range: "+t);return s.nextSymbol(),s.accept("last")?-t:t;default:return!1}}function a(){if("until"===s.symbol){var t=Date.parse(s.text);if(!t)throw new Error("Cannot parse until date:"+s.text);o.until=new Date(t)}else s.accept("for")&&(o.count=parseInt(s.value[0],10),s.expect("number"))}}n.d(e,"fromText",function(){return u}),n.d(e,"isFullyConvertible",function(){return m}),n.d(e,"toText",function(){return p}),n.d(e,"parseText",function(){return s});
+/*!
+* rrule.js - Library for working with recurrence rules for calendar dates.
+* https://github.com/jakubroztocil/rrule
+*
+* Copyright 2010, Jakub Roztocil and Lars Schoning
+* Licenced under the BSD licence.
+* https://github.com/jakubroztocil/rrule/blob/master/LICENCE
+*
+*/
+var u=function(t,e){return void 0===e&&(e=d),new y.default(s(t,e)||void 0)},b=["count","until","interval","byweekday","bymonthday","bymonth"];a.IMPLEMENTED=[],a.IMPLEMENTED[y.default.HOURLY]=b,a.IMPLEMENTED[y.default.MINUTELY]=b,a.IMPLEMENTED[y.default.DAILY]=["byhour"].concat(b),a.IMPLEMENTED[y.default.WEEKLY]=b,a.IMPLEMENTED[y.default.MONTHLY]=b,a.IMPLEMENTED[y.default.YEARLY]=["byweekno","byyearday"].concat(b);var p=function(t,e,n,r){return new a(t,e,n,r).toString()},m=a.isFullyConvertible}],i.c=r,i.d=function(t,e,n){i.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:n})},i.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},i.t=function(e,t){if(1&t&&(e=i(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var n=Object.create(null);if(i.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var r in e)i.d(n,r,function(t){return e[t]}.bind(null,r));return n},i.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return i.d(e,"a",e),e},i.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},i.p="",i(i.s=1);function i(t){if(r[t])return r[t].exports;var e=r[t]={i:t,l:!1,exports:{}};return n[t].call(e.exports,e,e.exports,i),e.l=!0,e.exports}var n,r});
\ No newline at end of file

From c28a112e956e812bb81312e6fe757f68c70423af Mon Sep 17 00:00:00 2001
From: DavisVaughan <davis@rstudio.com>
Date: Thu, 30 Mar 2023 16:59:38 -0400
Subject: [PATCH 3/3] NEWS bullet

---
 NEWS.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/NEWS.md b/NEWS.md
index c4bd3fc..ef6b4fe 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,7 @@
 # almanac (development version)
 
+* Updated internal JavaScript rrule library to version 2.7.2 (#82).
+
 * almanac steppers created with `stepper()` now work as `.before` and
   `.after` arguments of `slider::slide_index()` and friends (#80).