dayjs-ext/plugin/customParseFormat.js

2KB immutable date time library alternative to Moment.js with the same modern API

!function(n,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):n.dayjs_plugin_customParseFormat=t()}(this,function(){"use strict";var i=/(\[[^[]*\])|([-:/.()\s]+)|(A|a|YYYY|YY?|MM?|DD?|hh?|HH?|mm?|ss?|S{1,3}|z|ZZ?)/g,n=/\d\d/,t=/\d\d?/,r=/[+-]\d\d:?\d\d/,a={},f={},y={},m=[31,0,31,30,31,30,31,31,30,31,30,31];function w(n){var c=n.match(i);if(!c)throw new Error('Invalid format: "'+n+'".');for(var d=c.length,t=0;t<d;t+=1){var r=c[t],e=a[r],o=f[r];c[t]=o?{regex:e,parser:o}:r.replace(/^\[|\]$/g,"")}return function(n){for(var t={},r=0,e=0;r<d;r+=1){var o=c[r];if("string"==typeof o){if(n.indexOf(o,e)!==e){var i=n.substr(e,o.length);throw new Error('Expected "'+o+'" at character '+e+', found "'+i+'".')}e+=o.length}else{var a=o.regex,f=o.parser,s=n.substr(e),u=a.exec(s);if(!u||0!==u.index)throw new Error('Matching "'+a+'" at character '+e+' failed with "'+s+'".');var h=u[0];f.call(t,h),e+=h.length}}return function(n){var t,r,e=n.day,o=n.month;if(t=2===o?(r=n.year)%4==0&&r%100!=0||r%400==0?29:28:m[o-1],!(1<=e&&e<=t))throw new Error('Invalid day: "'+e+'".')}(t),function(n){var t=n.afternoon;if(void 0!==t){var r=n.hours;t?r<12&&(n.hours+=12):12===r&&(n.hours=0),delete n.afternoon}}(t),t}}function e(n,t){a[n]=t}function o(n,r,e){var t;"string"==typeof n&&(n=[n]),t="string"==typeof r?e?function(n){var t=+n;if(!e(t))throw new Error("Invalid "+r+': "'+n+'".');this[r]=t}:function(n){this[r]=+n}:r;for(var o=0,i=n.length;o<i;o+=1)f[n[o]]=t}e("A",/[AP]M/),o(["A"],function(n){this.afternoon="PM"===n}),e("a",/[ap]m/),o(["a"],function(n){this.afternoon="pm"===n}),e("S",/\d/),e("SS",n),e("SSS",/\d{3}/);for(var s=function(n,t){o(n,function(n){this.milliseconds=+n*t})},u="S",h=100;1<=h;u+="S",h/=10)s(u,h);e("s",t),e("ss",n),o(["s","ss"],"seconds",function(n){return n<=59}),e("m",t),e("mm",n),o(["m","mm"],"minutes",function(n){return n<=59}),e("H",t),e("h",t),e("HH",n),e("hh",n),o(["H","HH"],"hours",function(n){return n<=23}),o(["h","hh"],"hours",function(n){return 1<=n&&n<=12}),e("D",t),e("DD",n),o(["D","DD"],"day"),e("M",t),e("MM",n),o(["M","MM"],"month",function(n){return 1<=n&&n<=12}),e("Y",/[+-]?\d+/),e("YY",n),e("YYYY",/\d{4}/),o(["Y","YYYY"],"year"),o("YY",function(n){n=+n,this.year=n+(68<n?1900:2e3)}),e("z",/[A-Z]{3,4}/),o("z",function(n){(this.zone||(this.zone={})).abbreviation=n}),e("Z",r),e("ZZ",r),o(["Z","ZZ"],function(n){(this.zone||(this.zone={})).offset=function(n){var t=n.match(/([+-]|\d\d)/g),r=60*t[1]+ +t[2],e=0===r?0:"+"===t[0]?-r:r;if(!(e%15==0&&Math.abs(e)<=765))throw new Error('Invalid time zone offset: "'+n+'".');return e}(n)});return function(n,t){var r=t.prototype,p=r.parse;r.parse=function(n){var t,r,e,o=n.date,i=n.format;if(i){try{var a,f=(t=o,(e=y[r=i])||(e=w(r),y[r]=e),e(t)),s=f.year,u=f.month,h=f.day,c=f.hours,d=f.minutes,m=f.seconds,v=f.milliseconds,l=f.zone;if(l){var Y=Date.UTC(s,u-1,h,c||0,d||0,m||0,v||0)+60*l.offset*1e3;a=new Date(Y)}else a=new Date(s,u-1,h,c||0,d||0,m||0,v||0);this.$d=a}catch(n){this.$d=new Date(Number.NaN)}this.init(n)}else p.call(this,n)}}});
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