{"version":3,"sources":["../src/collapse.js"],"names":["Collapse","$","NAME","VERSION","DATA_KEY","EVENT_KEY","DATA_API_KEY","JQUERY_NO_CONFLICT","fn","TRANSITION_DURATION","Default","toggle","parent","DefaultType","Event","SHOW","SHOWN","HIDE","HIDDEN","CLICK_DATA_API","ClassName","COLLAPSE","COLLAPSING","COLLAPSED","Dimension","WIDTH","HEIGHT","Selector","ACTIVES","DATA_TOGGLE","element","config","_isTransitioning","_element","_config","_getConfig","_triggerArray","makeArray","id","tabToggles","i","length","elem","selector","Util","getSelectorFromElement","filter","push","_parent","_getParent","_addAriaAndCollapsedClass","hasClass","hide","show","actives","activesData","children","data","startEvent","trigger","isDefaultPrevented","_jQueryInterface","call","dimension","_getDimension","removeClass","addClass","style","attr","setTransitioning","complete","supportsTransitionEnd","capitalizedDimension","toUpperCase","slice","scrollSize","one","TRANSITION_END","emulateTransitionEnd","getBoundingClientRect","reflow","$elem","isTransitioning","dispose","removeData","Boolean","typeCheckConfig","hasWidth","isElement","jquery","find","each","_getTargetFromElement","triggerArray","isOpen","toggleClass","$this","test","Error","document","on","event","currentTarget","tagName","preventDefault","$trigger","$target","Constructor","noConflict"],"mappings":";;;;;;AAIA;;;;;;AAOA,IAAMA,WAAY,UAACC,CAAD,EAAO;AAGvB;;;;;AAMA,MAAMC,OAAsB,UAA5B;AACA,MAAMC,UAAsB,cAA5B;AACA,MAAMC,WAAsB,aAA5B;AACA,MAAMC,kBAA0BD,QAAhC;AACA,MAAME,eAAsB,WAA5B;AACA,MAAMC,qBAAsBN,EAAEO,EAAF,CAAKN,IAAL,CAA5B;AACA,MAAMO,sBAAsB,GAA5B;AAEA,MAAMC,UAAU;AACdC,YAAS,IADK;AAEdC,YAAS;AAFK,GAAhB;AAKA,MAAMC,cAAc;AAClBF,YAAS,SADS;AAElBC,YAAS;AAFS,GAApB;AAKA,MAAME,QAAQ;AACZC,mBAAwBV,SADZ;AAEZW,qBAAyBX,SAFb;AAGZY,mBAAwBZ,SAHZ;AAIZa,uBAA0Bb,SAJd;AAKZc,8BAAyBd,SAAzB,GAAqCC;AALzB,GAAd;AAQA,MAAMc,YAAY;AAChBL,UAAa,MADG;AAEhBM,cAAa,UAFG;AAGhBC,gBAAa,YAHG;AAIhBC,eAAa;AAJG,GAAlB;AAOA,MAAMC,YAAY;AAChBC,WAAS,OADO;AAEhBC,YAAS;AAFO,GAAlB;AAKA,MAAMC,WAAW;AACfC,aAAc,oBADC;AAEfC,iBAAc;AAIhB;;;;;;AANiB,GAAjB;;AA/CuB,MA2DjB7B,QA3DiB;AAAA;AAAA;AA6DrB,sBAAY8B,OAAZ,EAAqBC,MAArB,EAA6B;AAC3B,WAAKC,gBAAL,GAAwB,KAAxB;AACA,WAAKC,QAAL,GAAwBH,OAAxB;AACA,WAAKI,OAAL,GAAwB,KAAKC,UAAL,CAAgBJ,MAAhB,CAAxB;AACA,WAAKK,aAAL,GAAwBnC,EAAEoC,SAAF,CAAYpC,EAClC,wCAAmC6B,QAAQQ,EAA3C,4DAC0CR,QAAQQ,EADlD,SADkC,CAAZ,CAAxB;AAIA,UAAMC,aAAatC,EAAE0B,SAASE,WAAX,CAAnB;;AACA,WAAK,IAAIW,IAAI,CAAb,EAAgBA,IAAID,WAAWE,MAA/B,EAAuCD,GAAvC,EAA4C;AAC1C,YAAME,OAAOH,WAAWC,CAAX,CAAb;AACA,YAAMG,WAAWC,KAAKC,sBAAL,CAA4BH,IAA5B,CAAjB;;AACA,YAAIC,aAAa,IAAb,IAAqB1C,EAAE0C,QAAF,EAAYG,MAAZ,CAAmBhB,OAAnB,EAA4BW,MAA5B,GAAqC,CAA9D,EAAiE;AAC/D,eAAKL,aAAL,CAAmBW,IAAnB,CAAwBL,IAAxB;AACD;AACF;;AAED,WAAKM,OAAL,GAAe,KAAKd,OAAL,CAAatB,MAAb,GAAsB,KAAKqC,UAAL,EAAtB,GAA0C,IAAzD;;AAEA,UAAI,CAAC,KAAKf,OAAL,CAAatB,MAAlB,EAA0B;AACxB,aAAKsC,yBAAL,CAA+B,KAAKjB,QAApC,EAA8C,KAAKG,aAAnD;AACD;;AAED,UAAI,KAAKF,OAAL,CAAavB,MAAjB,EAAyB;AACvB,aAAKA,MAAL;AACD;AACF,KAvFoB,CA0FrB;;;AA1FqB;;AAqGrB;AArGqB,WAuGrBA,MAvGqB,qBAuGZ;AACP,UAAIV,EAAE,KAAKgC,QAAP,EAAiBkB,QAAjB,CAA0B/B,UAAUL,IAApC,CAAJ,EAA+C;AAC7C,aAAKqC,IAAL;AACD,OAFD,MAEO;AACL,aAAKC,IAAL;AACD;AACF,KA7GoB;;AAAA,WA+GrBA,IA/GqB,mBA+Gd;AAAA;;AACL,UAAI,KAAKrB,gBAAL,IACF/B,EAAE,KAAKgC,QAAP,EAAiBkB,QAAjB,CAA0B/B,UAAUL,IAApC,CADF,EAC6C;AAC3C;AACD;;AAED,UAAIuC,OAAJ;AACA,UAAIC,WAAJ;;AAEA,UAAI,KAAKP,OAAT,EAAkB;AAChBM,kBAAUrD,EAAEoC,SAAF,CAAYpC,EAAE,KAAK+C,OAAP,EAAgBQ,QAAhB,GAA2BA,QAA3B,CAAoC7B,SAASC,OAA7C,CAAZ,CAAV;;AACA,YAAI,CAAC0B,QAAQb,MAAb,EAAqB;AACnBa,oBAAU,IAAV;AACD;AACF;;AAED,UAAIA,OAAJ,EAAa;AACXC,sBAActD,EAAEqD,OAAF,EAAWG,IAAX,CAAgBrD,QAAhB,CAAd;;AACA,YAAImD,eAAeA,YAAYvB,gBAA/B,EAAiD;AAC/C;AACD;AACF;;AAED,UAAM0B,aAAazD,EAAEa,KAAF,CAAQA,MAAMC,IAAd,CAAnB;AACAd,QAAE,KAAKgC,QAAP,EAAiB0B,OAAjB,CAAyBD,UAAzB;;AACA,UAAIA,WAAWE,kBAAX,EAAJ,EAAqC;AACnC;AACD;;AAED,UAAIN,OAAJ,EAAa;AACXtD,iBAAS6D,gBAAT,CAA0BC,IAA1B,CAA+B7D,EAAEqD,OAAF,CAA/B,EAA2C,MAA3C;;AACA,YAAI,CAACC,WAAL,EAAkB;AAChBtD,YAAEqD,OAAF,EAAWG,IAAX,CAAgBrD,QAAhB,EAA0B,IAA1B;AACD;AACF;;AAED,UAAM2D,YAAY,KAAKC,aAAL,EAAlB;;AAEA/D,QAAE,KAAKgC,QAAP,EACGgC,WADH,CACe7C,UAAUC,QADzB,EAEG6C,QAFH,CAEY9C,UAAUE,UAFtB;AAIA,WAAKW,QAAL,CAAckC,KAAd,CAAoBJ,SAApB,IAAiC,CAAjC;;AAEA,UAAI,KAAK3B,aAAL,CAAmBK,MAAvB,EAA+B;AAC7BxC,UAAE,KAAKmC,aAAP,EACG6B,WADH,CACe7C,UAAUG,SADzB,EAEG6C,IAFH,CAEQ,eAFR,EAEyB,IAFzB;AAGD;;AAED,WAAKC,gBAAL,CAAsB,IAAtB;;AAEA,UAAMC,WAAW,SAAXA,QAAW,GAAM;AACrBrE,UAAE,MAAKgC,QAAP,EACGgC,WADH,CACe7C,UAAUE,UADzB,EAEG4C,QAFH,CAEY9C,UAAUC,QAFtB,EAGG6C,QAHH,CAGY9C,UAAUL,IAHtB;AAKA,cAAKkB,QAAL,CAAckC,KAAd,CAAoBJ,SAApB,IAAiC,EAAjC;;AAEA,cAAKM,gBAAL,CAAsB,KAAtB;;AAEApE,UAAE,MAAKgC,QAAP,EAAiB0B,OAAjB,CAAyB7C,MAAME,KAA/B;AACD,OAXD;;AAaA,UAAI,CAAC4B,KAAK2B,qBAAL,EAAL,EAAmC;AACjCD;AACA;AACD;;AAED,UAAME,uBAAuBT,UAAU,CAAV,EAAaU,WAAb,KAA6BV,UAAUW,KAAV,CAAgB,CAAhB,CAA1D;AACA,UAAMC,wBAAgCH,oBAAtC;AAEAvE,QAAE,KAAKgC,QAAP,EACG2C,GADH,CACOhC,KAAKiC,cADZ,EAC4BP,QAD5B,EAEGQ,oBAFH,CAEwBrE,mBAFxB;AAIA,WAAKwB,QAAL,CAAckC,KAAd,CAAoBJ,SAApB,IAAoC,KAAK9B,QAAL,CAAc0C,UAAd,CAApC;AACD,KA7LoB;;AAAA,WA+LrBvB,IA/LqB,mBA+Ld;AAAA;;AACL,UAAI,KAAKpB,gBAAL,IACF,CAAC/B,EAAE,KAAKgC,QAAP,EAAiBkB,QAAjB,CAA0B/B,UAAUL,IAApC,CADH,EAC8C;AAC5C;AACD;;AAED,UAAM2C,aAAazD,EAAEa,KAAF,CAAQA,MAAMG,IAAd,CAAnB;AACAhB,QAAE,KAAKgC,QAAP,EAAiB0B,OAAjB,CAAyBD,UAAzB;;AACA,UAAIA,WAAWE,kBAAX,EAAJ,EAAqC;AACnC;AACD;;AAED,UAAMG,YAAkB,KAAKC,aAAL,EAAxB;;AAEA,WAAK/B,QAAL,CAAckC,KAAd,CAAoBJ,SAApB,IAAoC,KAAK9B,QAAL,CAAc8C,qBAAd,GAAsChB,SAAtC,CAApC;AAEAnB,WAAKoC,MAAL,CAAY,KAAK/C,QAAjB;AAEAhC,QAAE,KAAKgC,QAAP,EACGiC,QADH,CACY9C,UAAUE,UADtB,EAEG2C,WAFH,CAEe7C,UAAUC,QAFzB,EAGG4C,WAHH,CAGe7C,UAAUL,IAHzB;;AAKA,UAAI,KAAKqB,aAAL,CAAmBK,MAAvB,EAA+B;AAC7B,aAAK,IAAID,IAAI,CAAb,EAAgBA,IAAI,KAAKJ,aAAL,CAAmBK,MAAvC,EAA+CD,GAA/C,EAAoD;AAClD,cAAMmB,UAAU,KAAKvB,aAAL,CAAmBI,CAAnB,CAAhB;AACA,cAAMG,WAAWC,KAAKC,sBAAL,CAA4Bc,OAA5B,CAAjB;;AACA,cAAIhB,aAAa,IAAjB,EAAuB;AACrB,gBAAMsC,QAAQhF,EAAE0C,QAAF,CAAd;;AACA,gBAAI,CAACsC,MAAM9B,QAAN,CAAe/B,UAAUL,IAAzB,CAAL,EAAqC;AACnCd,gBAAE0D,OAAF,EAAWO,QAAX,CAAoB9C,UAAUG,SAA9B,EACM6C,IADN,CACW,eADX,EAC4B,KAD5B;AAED;AACF;AACF;AACF;;AAED,WAAKC,gBAAL,CAAsB,IAAtB;;AAEA,UAAMC,WAAW,SAAXA,QAAW,GAAM;AACrB,eAAKD,gBAAL,CAAsB,KAAtB;;AACApE,UAAE,OAAKgC,QAAP,EACGgC,WADH,CACe7C,UAAUE,UADzB,EAEG4C,QAFH,CAEY9C,UAAUC,QAFtB,EAGGsC,OAHH,CAGW7C,MAAMI,MAHjB;AAID,OAND;;AAQA,WAAKe,QAAL,CAAckC,KAAd,CAAoBJ,SAApB,IAAiC,EAAjC;;AAEA,UAAI,CAACnB,KAAK2B,qBAAL,EAAL,EAAmC;AACjCD;AACA;AACD;;AAEDrE,QAAE,KAAKgC,QAAP,EACG2C,GADH,CACOhC,KAAKiC,cADZ,EAC4BP,QAD5B,EAEGQ,oBAFH,CAEwBrE,mBAFxB;AAGD,KAxPoB;;AAAA,WA0PrB4D,gBA1PqB,6BA0PJa,eA1PI,EA0Pa;AAChC,WAAKlD,gBAAL,GAAwBkD,eAAxB;AACD,KA5PoB;;AAAA,WA8PrBC,OA9PqB,sBA8PX;AACRlF,QAAEmF,UAAF,CAAa,KAAKnD,QAAlB,EAA4B7B,QAA5B;AAEA,WAAK8B,OAAL,GAAwB,IAAxB;AACA,WAAKc,OAAL,GAAwB,IAAxB;AACA,WAAKf,QAAL,GAAwB,IAAxB;AACA,WAAKG,aAAL,GAAwB,IAAxB;AACA,WAAKJ,gBAAL,GAAwB,IAAxB;AACD,KAtQoB,EAyQrB;;;AAzQqB,WA2QrBG,UA3QqB,uBA2QVJ,MA3QU,EA2QF;AACjBA,4BACKrB,OADL,EAEKqB,MAFL;AAIAA,aAAOpB,MAAP,GAAgB0E,QAAQtD,OAAOpB,MAAf,CAAhB,CALiB,CAKsB;;AACvCiC,WAAK0C,eAAL,CAAqBpF,IAArB,EAA2B6B,MAA3B,EAAmClB,WAAnC;AACA,aAAOkB,MAAP;AACD,KAnRoB;;AAAA,WAqRrBiC,aArRqB,4BAqRL;AACd,UAAMuB,WAAWtF,EAAE,KAAKgC,QAAP,EAAiBkB,QAAjB,CAA0B3B,UAAUC,KAApC,CAAjB;AACA,aAAO8D,WAAW/D,UAAUC,KAArB,GAA6BD,UAAUE,MAA9C;AACD,KAxRoB;;AAAA,WA0RrBuB,UA1RqB,yBA0RR;AAAA;;AACX,UAAIrC,SAAS,IAAb;;AACA,UAAIgC,KAAK4C,SAAL,CAAe,KAAKtD,OAAL,CAAatB,MAA5B,CAAJ,EAAyC;AACvCA,iBAAS,KAAKsB,OAAL,CAAatB,MAAtB,CADuC,CAGvC;;AACA,YAAI,OAAO,KAAKsB,OAAL,CAAatB,MAAb,CAAoB6E,MAA3B,KAAsC,WAA1C,EAAuD;AACrD7E,mBAAS,KAAKsB,OAAL,CAAatB,MAAb,CAAoB,CAApB,CAAT;AACD;AACF,OAPD,MAOO;AACLA,iBAASX,EAAE,KAAKiC,OAAL,CAAatB,MAAf,EAAuB,CAAvB,CAAT;AACD;;AAED,UAAM+B,yDACqC,KAAKT,OAAL,CAAatB,MADlD,QAAN;AAGAX,QAAEW,MAAF,EAAU8E,IAAV,CAAe/C,QAAf,EAAyBgD,IAAzB,CAA8B,UAACnD,CAAD,EAAIV,OAAJ,EAAgB;AAC5C,eAAKoB,yBAAL,CACElD,SAAS4F,qBAAT,CAA+B9D,OAA/B,CADF,EAEE,CAACA,OAAD,CAFF;AAID,OALD;AAOA,aAAOlB,MAAP;AACD,KAlToB;;AAAA,WAoTrBsC,yBApTqB,sCAoTKpB,OApTL,EAoTc+D,YApTd,EAoT4B;AAC/C,UAAI/D,OAAJ,EAAa;AACX,YAAMgE,SAAS7F,EAAE6B,OAAF,EAAWqB,QAAX,CAAoB/B,UAAUL,IAA9B,CAAf;;AAEA,YAAI8E,aAAapD,MAAjB,EAAyB;AACvBxC,YAAE4F,YAAF,EACGE,WADH,CACe3E,UAAUG,SADzB,EACoC,CAACuE,MADrC,EAEG1B,IAFH,CAEQ,eAFR,EAEyB0B,MAFzB;AAGD;AACF;AACF,KA9ToB,EAiUrB;;;AAjUqB,aAmUdF,qBAnUc,kCAmUQ9D,OAnUR,EAmUiB;AACpC,UAAMa,WAAWC,KAAKC,sBAAL,CAA4Bf,OAA5B,CAAjB;AACA,aAAOa,WAAW1C,EAAE0C,QAAF,EAAY,CAAZ,CAAX,GAA4B,IAAnC;AACD,KAtUoB;;AAAA,aAwUdkB,gBAxUc,6BAwUG9B,MAxUH,EAwUW;AAC9B,aAAO,KAAK4D,IAAL,CAAU,YAAY;AAC3B,YAAMK,QAAU/F,EAAE,IAAF,CAAhB;AACA,YAAIwD,OAAYuC,MAAMvC,IAAN,CAAWrD,QAAX,CAAhB;;AACA,YAAM8B,uBACDxB,OADC,EAEDsF,MAAMvC,IAAN,EAFC,EAGD,OAAO1B,MAAP,KAAkB,QAAlB,IAA8BA,MAH7B,CAAN;;AAMA,YAAI,CAAC0B,IAAD,IAASvB,QAAQvB,MAAjB,IAA2B,YAAYsF,IAAZ,CAAiBlE,MAAjB,CAA/B,EAAyD;AACvDG,kBAAQvB,MAAR,GAAiB,KAAjB;AACD;;AAED,YAAI,CAAC8C,IAAL,EAAW;AACTA,iBAAO,IAAIzD,QAAJ,CAAa,IAAb,EAAmBkC,OAAnB,CAAP;AACA8D,gBAAMvC,IAAN,CAAWrD,QAAX,EAAqBqD,IAArB;AACD;;AAED,YAAI,OAAO1B,MAAP,KAAkB,QAAtB,EAAgC;AAC9B,cAAI,OAAO0B,KAAK1B,MAAL,CAAP,KAAwB,WAA5B,EAAyC;AACvC,kBAAM,IAAImE,KAAJ,wBAA8BnE,MAA9B,QAAN;AACD;;AACD0B,eAAK1B,MAAL;AACD;AACF,OAxBM,CAAP;AAyBD,KAlWoB;;AAAA;AAAA;AAAA,0BA4FA;AACnB,eAAO5B,OAAP;AACD;AA9FoB;AAAA;AAAA,0BAgGA;AACnB,eAAOO,OAAP;AACD;AAlGoB;;AAAA;AAAA;AAuWvB;;;;;;;AAMAT,IAAEkG,QAAF,EAAYC,EAAZ,CAAetF,MAAMK,cAArB,EAAqCQ,SAASE,WAA9C,EAA2D,UAAUwE,KAAV,EAAiB;AAC1E;AACA,QAAIA,MAAMC,aAAN,CAAoBC,OAApB,KAAgC,GAApC,EAAyC;AACvCF,YAAMG,cAAN;AACD;;AAED,QAAMC,WAAWxG,EAAE,IAAF,CAAjB;AACA,QAAM0C,WAAWC,KAAKC,sBAAL,CAA4B,IAA5B,CAAjB;AACA5C,MAAE0C,QAAF,EAAYgD,IAAZ,CAAiB,YAAY;AAC3B,UAAMe,UAAUzG,EAAE,IAAF,CAAhB;AACA,UAAMwD,OAAUiD,QAAQjD,IAAR,CAAarD,QAAb,CAAhB;AACA,UAAM2B,SAAU0B,OAAO,QAAP,GAAkBgD,SAAShD,IAAT,EAAlC;;AACAzD,eAAS6D,gBAAT,CAA0BC,IAA1B,CAA+B4C,OAA/B,EAAwC3E,MAAxC;AACD,KALD;AAMD,GAdD;AAiBA;;;;;;AAMA9B,IAAEO,EAAF,CAAKN,IAAL,IAAyBF,SAAS6D,gBAAlC;AACA5D,IAAEO,EAAF,CAAKN,IAAL,EAAWyG,WAAX,GAAyB3G,QAAzB;;AACAC,IAAEO,EAAF,CAAKN,IAAL,EAAW0G,UAAX,GAAyB,YAAY;AACnC3G,MAAEO,EAAF,CAAKN,IAAL,IAAaK,kBAAb;AACA,WAAOP,SAAS6D,gBAAhB;AACD,GAHD;;AAKA,SAAO7D,QAAP;AAED,CA7YgB,CA6YdC,CA7Yc,CAAjB","file":"collapse.js","sourcesContent":["import $ from 'jquery'\nimport Util from './util'\n\n\n/**\n * --------------------------------------------------------------------------\n * Bootstrap (v4.0.0-beta.3): collapse.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nconst Collapse = (($) => {\n\n\n /**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\n const NAME = 'collapse'\n const VERSION = '4.0.0-beta.3'\n const DATA_KEY = 'bs.collapse'\n const EVENT_KEY = `.${DATA_KEY}`\n const DATA_API_KEY = '.data-api'\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n const TRANSITION_DURATION = 600\n\n const Default = {\n toggle : true,\n parent : ''\n }\n\n const DefaultType = {\n toggle : 'boolean',\n parent : '(string|element)'\n }\n\n const Event = {\n SHOW : `show${EVENT_KEY}`,\n SHOWN : `shown${EVENT_KEY}`,\n HIDE : `hide${EVENT_KEY}`,\n HIDDEN : `hidden${EVENT_KEY}`,\n CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`\n }\n\n const ClassName = {\n SHOW : 'show',\n COLLAPSE : 'collapse',\n COLLAPSING : 'collapsing',\n COLLAPSED : 'collapsed'\n }\n\n const Dimension = {\n WIDTH : 'width',\n HEIGHT : 'height'\n }\n\n const Selector = {\n ACTIVES : '.show, .collapsing',\n DATA_TOGGLE : '[data-toggle=\"collapse\"]'\n }\n\n\n /**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\n class Collapse {\n\n constructor(element, config) {\n this._isTransitioning = false\n this._element = element\n this._config = this._getConfig(config)\n this._triggerArray = $.makeArray($(\n `[data-toggle=\"collapse\"][href=\"#${element.id}\"],` +\n `[data-toggle=\"collapse\"][data-target=\"#${element.id}\"]`\n ))\n const tabToggles = $(Selector.DATA_TOGGLE)\n for (let i = 0; i < tabToggles.length; i++) {\n const elem = tabToggles[i]\n const selector = Util.getSelectorFromElement(elem)\n if (selector !== null && $(selector).filter(element).length > 0) {\n this._triggerArray.push(elem)\n }\n }\n\n this._parent = this._config.parent ? this._getParent() : null\n\n if (!this._config.parent) {\n this._addAriaAndCollapsedClass(this._element, this._triggerArray)\n }\n\n if (this._config.toggle) {\n this.toggle()\n }\n }\n\n\n // getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n\n // public\n\n toggle() {\n if ($(this._element).hasClass(ClassName.SHOW)) {\n this.hide()\n } else {\n this.show()\n }\n }\n\n show() {\n if (this._isTransitioning ||\n $(this._element).hasClass(ClassName.SHOW)) {\n return\n }\n\n let actives\n let activesData\n\n if (this._parent) {\n actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES))\n if (!actives.length) {\n actives = null\n }\n }\n\n if (actives) {\n activesData = $(actives).data(DATA_KEY)\n if (activesData && activesData._isTransitioning) {\n return\n }\n }\n\n const startEvent = $.Event(Event.SHOW)\n $(this._element).trigger(startEvent)\n if (startEvent.isDefaultPrevented()) {\n return\n }\n\n if (actives) {\n Collapse._jQueryInterface.call($(actives), 'hide')\n if (!activesData) {\n $(actives).data(DATA_KEY, null)\n }\n }\n\n const dimension = this._getDimension()\n\n $(this._element)\n .removeClass(ClassName.COLLAPSE)\n .addClass(ClassName.COLLAPSING)\n\n this._element.style[dimension] = 0\n\n if (this._triggerArray.length) {\n $(this._triggerArray)\n .removeClass(ClassName.COLLAPSED)\n .attr('aria-expanded', true)\n }\n\n this.setTransitioning(true)\n\n const complete = () => {\n $(this._element)\n .removeClass(ClassName.COLLAPSING)\n .addClass(ClassName.COLLAPSE)\n .addClass(ClassName.SHOW)\n\n this._element.style[dimension] = ''\n\n this.setTransitioning(false)\n\n $(this._element).trigger(Event.SHOWN)\n }\n\n if (!Util.supportsTransitionEnd()) {\n complete()\n return\n }\n\n const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1)\n const scrollSize = `scroll${capitalizedDimension}`\n\n $(this._element)\n .one(Util.TRANSITION_END, complete)\n .emulateTransitionEnd(TRANSITION_DURATION)\n\n this._element.style[dimension] = `${this._element[scrollSize]}px`\n }\n\n hide() {\n if (this._isTransitioning ||\n !$(this._element).hasClass(ClassName.SHOW)) {\n return\n }\n\n const startEvent = $.Event(Event.HIDE)\n $(this._element).trigger(startEvent)\n if (startEvent.isDefaultPrevented()) {\n return\n }\n\n const dimension = this._getDimension()\n\n this._element.style[dimension] = `${this._element.getBoundingClientRect()[dimension]}px`\n\n Util.reflow(this._element)\n\n $(this._element)\n .addClass(ClassName.COLLAPSING)\n .removeClass(ClassName.COLLAPSE)\n .removeClass(ClassName.SHOW)\n\n if (this._triggerArray.length) {\n for (let i = 0; i < this._triggerArray.length; i++) {\n const trigger = this._triggerArray[i]\n const selector = Util.getSelectorFromElement(trigger)\n if (selector !== null) {\n const $elem = $(selector)\n if (!$elem.hasClass(ClassName.SHOW)) {\n $(trigger).addClass(ClassName.COLLAPSED)\n .attr('aria-expanded', false)\n }\n }\n }\n }\n\n this.setTransitioning(true)\n\n const complete = () => {\n this.setTransitioning(false)\n $(this._element)\n .removeClass(ClassName.COLLAPSING)\n .addClass(ClassName.COLLAPSE)\n .trigger(Event.HIDDEN)\n }\n\n this._element.style[dimension] = ''\n\n if (!Util.supportsTransitionEnd()) {\n complete()\n return\n }\n\n $(this._element)\n .one(Util.TRANSITION_END, complete)\n .emulateTransitionEnd(TRANSITION_DURATION)\n }\n\n setTransitioning(isTransitioning) {\n this._isTransitioning = isTransitioning\n }\n\n dispose() {\n $.removeData(this._element, DATA_KEY)\n\n this._config = null\n this._parent = null\n this._element = null\n this._triggerArray = null\n this._isTransitioning = null\n }\n\n\n // private\n\n _getConfig(config) {\n config = {\n ...Default,\n ...config\n }\n config.toggle = Boolean(config.toggle) // coerce string values\n Util.typeCheckConfig(NAME, config, DefaultType)\n return config\n }\n\n _getDimension() {\n const hasWidth = $(this._element).hasClass(Dimension.WIDTH)\n return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT\n }\n\n _getParent() {\n let parent = null\n if (Util.isElement(this._config.parent)) {\n parent = this._config.parent\n\n // it's a jQuery object\n if (typeof this._config.parent.jquery !== 'undefined') {\n parent = this._config.parent[0]\n }\n } else {\n parent = $(this._config.parent)[0]\n }\n\n const selector =\n `[data-toggle=\"collapse\"][data-parent=\"${this._config.parent}\"]`\n\n $(parent).find(selector).each((i, element) => {\n this._addAriaAndCollapsedClass(\n Collapse._getTargetFromElement(element),\n [element]\n )\n })\n\n return parent\n }\n\n _addAriaAndCollapsedClass(element, triggerArray) {\n if (element) {\n const isOpen = $(element).hasClass(ClassName.SHOW)\n\n if (triggerArray.length) {\n $(triggerArray)\n .toggleClass(ClassName.COLLAPSED, !isOpen)\n .attr('aria-expanded', isOpen)\n }\n }\n }\n\n\n // static\n\n static _getTargetFromElement(element) {\n const selector = Util.getSelectorFromElement(element)\n return selector ? $(selector)[0] : null\n }\n\n static _jQueryInterface(config) {\n return this.each(function () {\n const $this = $(this)\n let data = $this.data(DATA_KEY)\n const _config = {\n ...Default,\n ...$this.data(),\n ...typeof config === 'object' && config\n }\n\n if (!data && _config.toggle && /show|hide/.test(config)) {\n _config.toggle = false\n }\n\n if (!data) {\n data = new Collapse(this, _config)\n $this.data(DATA_KEY, data)\n }\n\n if (typeof config === 'string') {\n if (typeof data[config] === 'undefined') {\n throw new Error(`No method named \"${config}\"`)\n }\n data[config]()\n }\n })\n }\n\n }\n\n\n /**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\n $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {\n // preventDefault only for elements (which change the URL) not inside the collapsible element\n if (event.currentTarget.tagName === 'A') {\n event.preventDefault()\n }\n\n const $trigger = $(this)\n const selector = Util.getSelectorFromElement(this)\n $(selector).each(function () {\n const $target = $(this)\n const data = $target.data(DATA_KEY)\n const config = data ? 'toggle' : $trigger.data()\n Collapse._jQueryInterface.call($target, config)\n })\n })\n\n\n /**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n */\n\n $.fn[NAME] = Collapse._jQueryInterface\n $.fn[NAME].Constructor = Collapse\n $.fn[NAME].noConflict = function () {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Collapse._jQueryInterface\n }\n\n return Collapse\n\n})($)\n\nexport default Collapse\n"]}