{"version":3,"file":"checkbox_options.js","sources":["../../../src/utils.ts","../../../node_modules/@orchidjs/unicode-variants/dist/esm/index.js","../../../src/vanilla.ts","../../../src/plugins/checkbox_options/plugin.ts"],"sourcesContent":["\nimport TomSelect from './tom-select';\nimport { TomLoadCallback } from './types/index';\n\n\n/**\n * Converts a scalar to its best string representation\n * for hash keys and HTML attribute values.\n *\n * Transformations:\n * 'str' -> 'str'\n * null -> ''\n * undefined -> ''\n * true -> '1'\n * false -> '0'\n * 0 -> '0'\n * 1 -> '1'\n *\n */\nexport const hash_key = (value:undefined|null|boolean|string|number):string|null => {\n\tif (typeof value === 'undefined' || value === null) return null;\n\treturn get_hash(value);\n};\n\nexport const get_hash = (value:boolean|string|number):string => {\n\tif (typeof value === 'boolean') return value ? '1' : '0';\n\treturn value + '';\n};\n\n/**\n * Escapes a string for use within HTML.\n *\n */\nexport const escape_html = (str:string):string => {\n\treturn (str + '')\n\t\t.replace(/&/g, '&')\n\t\t.replace(//g, '>')\n\t\t.replace(/\"/g, '"');\n};\n\n\n/**\n * Debounce the user provided load function\n *\n */\nexport const loadDebounce = (fn:(value:string,callback:TomLoadCallback) => void,delay:number) => {\n\tvar timeout: null|ReturnType;\n\treturn function(this:TomSelect, value:string,callback:TomLoadCallback) {\n\t\tvar self = this;\n\n\t\tif( timeout ){\n\t\t\tself.loading = Math.max(self.loading - 1, 0);\n\t\t\tclearTimeout(timeout);\n\t\t}\n\t\ttimeout = setTimeout(function() {\n\t\t\ttimeout = null;\n\t\t\tself.loadedSearches[value] = true;\n\t\t\tfn.call(self, value, callback);\n\n\t\t}, delay);\n\t};\n};\n\n\n/**\n * Debounce all fired events types listed in `types`\n * while executing the provided `fn`.\n *\n */\nexport const debounce_events = ( self:TomSelect, types:string[], fn:() => void ) => {\n\tvar type:string;\n\tvar trigger = self.trigger;\n\tvar event_args:{ [key: string]: any } = {};\n\n\t// override trigger method\n\tself.trigger = function(){\n\t\tvar type = arguments[0];\n\t\tif (types.indexOf(type) !== -1) {\n\t\t\tevent_args[type] = arguments;\n\t\t} else {\n\t\t\treturn trigger.apply(self, arguments);\n\t\t}\n\t};\n\n\t// invoke provided function\n\tfn.apply(self, []);\n\tself.trigger = trigger;\n\n\t// trigger queued events\n\tfor( type of types ){\n\t\tif( type in event_args ){\n\t\t\ttrigger.apply(self, event_args[type]);\n\t\t}\n\t}\n};\n\n\n/**\n * Determines the current selection within a text input control.\n * Returns an object containing:\n * - start\n * - length\n *\n */\nexport const getSelection = (input:HTMLInputElement):{ start: number; length: number } => {\n\treturn {\n\t\tstart\t: input.selectionStart || 0,\n\t\tlength\t: (input.selectionEnd||0) - (input.selectionStart||0),\n\t};\n};\n\n\n/**\n * Prevent default\n *\n */\nexport const preventDefault = (evt?:Event, stop:boolean=false):void => {\n\tif( evt ){\n\t\tevt.preventDefault();\n\t\tif( stop ){\n\t\t\tevt.stopPropagation();\n\t\t}\n\t}\n}\n\n\n/**\n * Prevent default\n *\n */\nexport const addEvent = (target:EventTarget, type:string, callback:EventListenerOrEventListenerObject, options?:object):void => {\n\ttarget.addEventListener(type,callback,options);\n};\n\n\n/**\n * Return true if the requested key is down\n * Will return false if more than one control character is pressed ( when [ctrl+shift+a] != [ctrl+a] )\n * The current evt may not always set ( eg calling advanceSelection() )\n *\n */\nexport const isKeyDown = ( key_name:keyof (KeyboardEvent|MouseEvent), evt?:KeyboardEvent|MouseEvent ) => {\n\n\tif( !evt ){\n\t\treturn false;\n\t}\n\n\tif( !evt[key_name] ){\n\t\treturn false;\n\t}\n\n\tvar count = (evt.altKey?1:0) + (evt.ctrlKey?1:0) + (evt.shiftKey?1:0) + (evt.metaKey?1:0);\n\n\tif( count === 1 ){\n\t\treturn true;\n\t}\n\n\treturn false;\n};\n\n\n/**\n * Get the id of an element\n * If the id attribute is not set, set the attribute with the given id\n *\n */\nexport const getId = (el:Element,id:string) => {\n\tconst existing_id = el.getAttribute('id');\n\tif( existing_id ){\n\t\treturn existing_id;\n\t}\n\n\tel.setAttribute('id',id);\n\treturn id;\n};\n\n\n/**\n * Returns a string with backslashes added before characters that need to be escaped.\n */\nexport const addSlashes = (str:string):string => {\n\treturn str.replace(/[\\\\\"']/g, '\\\\$&');\n};\n\n/**\n *\n */\nexport const append = ( parent:Element|DocumentFragment, node: string|Node|null|undefined ):void =>{\n\tif( node ) parent.append(node);\n};\n","/*! @orchidjs/unicode-variants | https://github.com/orchidjs/unicode-variants | Apache License (v2) */\nimport { toArray, setToPattern, escape_regex, arrayToPattern, sequencePattern } from './regex.js';\nexport { escape_regex } from './regex.js';\nimport { allSubstrings } from './strings.js';\n\n/**\n * @typedef {{[key:string]:string}} TUnicodeMap\n * @typedef {{[key:string]:Set}} TUnicodeSets\n * @typedef {[[number,number]]} TCodePoints\n * @typedef {{folded:string,composed:string,code_point:number}} TCodePointObj\n * @typedef {{start:number,end:number,length:number,substr:string}} TSequencePart\n */\n/** @type {TCodePoints} */\n\nconst code_points = [[0, 65535]];\nconst accent_pat = '[\\u0300-\\u036F\\u{b7}\\u{2be}]'; // \\u{2bc}\n\n/** @type {TUnicodeMap} */\n\nlet unicode_map;\n/** @type {RegExp} */\n\nlet multi_char_reg;\nconst max_char_length = 3;\n/** @type {TUnicodeMap} */\n\nconst latin_convert = {\n 'æ': 'ae',\n 'ⱥ': 'a',\n 'ø': 'o',\n '⁄': '/',\n '∕': '/'\n};\nconst convert_pat = new RegExp(Object.keys(latin_convert).join('|') + '|' + accent_pat, 'gu');\n/**\n * Initialize the unicode_map from the give code point ranges\n *\n * @param {TCodePoints=} _code_points\n */\n\nconst initialize = _code_points => {\n if (unicode_map !== undefined) return;\n unicode_map = generateMap(_code_points || code_points);\n};\n/**\n * Helper method for normalize a string\n * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/normalize\n * @param {string} str\n * @param {string} form\n */\n\nconst normalize = (str, form = 'NFKD') => str.normalize(form);\n/**\n * Compatibility Decomposition without reordering string\n * calling str.normalize('NFKD') on \\u{594}\\u{595}\\u{596} becomes \\u{596}\\u{594}\\u{595}\n * @param {string} str\n */\n\nconst decompose = str => {\n if (str.match(/[\\u0f71-\\u0f81]/)) {\n return toArray(str).reduce(\n /**\n * @param {string} result\n * @param {string} char\n */\n (result, char) => {\n return result + normalize(char);\n }, '');\n }\n\n return normalize(str);\n};\n/**\n * Remove accents\n * via https://github.com/krisk/Fuse/issues/133#issuecomment-318692703\n * @param {string} str\n * @return {string}\n */\n\nconst asciifold = str => {\n return decompose(str).toLowerCase().replace(convert_pat, (\n /** @type {string} */\n char) => {\n return latin_convert[char] || '';\n });\n};\n/**\n * Generate a list of unicode variants from the list of code points\n * @param {TCodePoints} code_points\n * @yield {TCodePointObj}\n */\n\nfunction* generator(code_points) {\n for (const [code_point_min, code_point_max] of code_points) {\n for (let i = code_point_min; i <= code_point_max; i++) {\n let composed = String.fromCharCode(i);\n let folded = asciifold(composed);\n\n if (folded == composed.toLowerCase()) {\n continue;\n } // skip when folded is a string longer than 3 characters long\n // bc the resulting regex patterns will be long\n // eg:\n // folded صلى الله عليه وسلم length 18 code point 65018\n // folded جل جلاله length 8 code point 65019\n\n\n if (folded.length > max_char_length) {\n continue;\n }\n\n if (folded.length == 0) {\n continue;\n }\n\n let decomposed = normalize(composed);\n let recomposed = normalize(decomposed, 'NFC');\n\n if (recomposed === composed && folded === decomposed) {\n continue;\n }\n\n yield {\n folded: folded,\n composed: composed,\n code_point: i\n };\n }\n }\n}\n/**\n * Generate a unicode map from the list of code points\n * @param {TCodePoints} code_points\n * @return {TUnicodeSets}\n */\n\nconst generateSets = code_points => {\n /** @type {{[key:string]:Set}} */\n const unicode_sets = {};\n /**\n * @param {string} folded\n * @param {string} to_add\n */\n\n const addMatching = (folded, to_add) => {\n /** @type {Set} */\n const folded_set = unicode_sets[folded] || new Set();\n const patt = new RegExp('^' + setToPattern(folded_set) + '$', 'iu');\n\n if (to_add.match(patt)) {\n return;\n }\n\n folded_set.add(escape_regex(to_add));\n unicode_sets[folded] = folded_set;\n };\n\n for (let value of generator(code_points)) {\n addMatching(value.folded, value.folded);\n addMatching(value.folded, value.composed);\n }\n\n return unicode_sets;\n};\n/**\n * Generate a unicode map from the list of code points\n * ae => (?:(?:ae|Æ|Ǽ|Ǣ)|(?:A|Ⓐ|Ａ...)(?:E|ɛ|Ⓔ...))\n *\n * @param {TCodePoints} code_points\n * @return {TUnicodeMap}\n */\n\nconst generateMap = code_points => {\n /** @type {TUnicodeSets} */\n const unicode_sets = generateSets(code_points);\n /** @type {TUnicodeMap} */\n\n const unicode_map = {};\n /** @type {string[]} */\n\n let multi_char = [];\n\n for (let folded in unicode_sets) {\n let set = unicode_sets[folded];\n\n if (set) {\n unicode_map[folded] = setToPattern(set);\n }\n\n if (folded.length > 1) {\n multi_char.push(escape_regex(folded));\n }\n }\n\n multi_char.sort((a, b) => b.length - a.length);\n const multi_char_patt = arrayToPattern(multi_char);\n multi_char_reg = new RegExp('^' + multi_char_patt, 'u');\n return unicode_map;\n};\n/**\n * Map each element of an array from it's folded value to all possible unicode matches\n * @param {string[]} strings\n * @param {number} min_replacement\n * @return {string}\n */\n\nconst mapSequence = (strings, min_replacement = 1) => {\n let chars_replaced = 0;\n strings = strings.map(str => {\n if (unicode_map[str]) {\n chars_replaced += str.length;\n }\n\n return unicode_map[str] || str;\n });\n\n if (chars_replaced >= min_replacement) {\n return sequencePattern(strings);\n }\n\n return '';\n};\n/**\n * Convert a short string and split it into all possible patterns\n * Keep a pattern only if min_replacement is met\n *\n * 'abc'\n * \t\t=> [['abc'],['ab','c'],['a','bc'],['a','b','c']]\n *\t\t=> ['abc-pattern','ab-c-pattern'...]\n *\n *\n * @param {string} str\n * @param {number} min_replacement\n * @return {string}\n */\n\nconst substringsToPattern = (str, min_replacement = 1) => {\n min_replacement = Math.max(min_replacement, str.length - 1);\n return arrayToPattern(allSubstrings(str).map(sub_pat => {\n return mapSequence(sub_pat, min_replacement);\n }));\n};\n/**\n * Convert an array of sequences into a pattern\n * [{start:0,end:3,length:3,substr:'iii'}...] => (?:iii...)\n *\n * @param {Sequence[]} sequences\n * @param {boolean} all\n */\n\nconst sequencesToPattern = (sequences, all = true) => {\n let min_replacement = sequences.length > 1 ? 1 : 0;\n return arrayToPattern(sequences.map(sequence => {\n let seq = [];\n const len = all ? sequence.length() : sequence.length() - 1;\n\n for (let j = 0; j < len; j++) {\n seq.push(substringsToPattern(sequence.substrs[j] || '', min_replacement));\n }\n\n return sequencePattern(seq);\n }));\n};\n/**\n * Return true if the sequence is already in the sequences\n * @param {Sequence} needle_seq\n * @param {Sequence[]} sequences\n */\n\n\nconst inSequences = (needle_seq, sequences) => {\n for (const seq of sequences) {\n if (seq.start != needle_seq.start || seq.end != needle_seq.end) {\n continue;\n }\n\n if (seq.substrs.join('') !== needle_seq.substrs.join('')) {\n continue;\n }\n\n let needle_parts = needle_seq.parts;\n /**\n * @param {TSequencePart} part\n */\n\n const filter = part => {\n for (const needle_part of needle_parts) {\n if (needle_part.start === part.start && needle_part.substr === part.substr) {\n return false;\n }\n\n if (part.length == 1 || needle_part.length == 1) {\n continue;\n } // check for overlapping parts\n // a = ['::=','==']\n // b = ['::','===']\n // a = ['r','sm']\n // b = ['rs','m']\n\n\n if (part.start < needle_part.start && part.end > needle_part.start) {\n return true;\n }\n\n if (needle_part.start < part.start && needle_part.end > part.start) {\n return true;\n }\n }\n\n return false;\n };\n\n let filtered = seq.parts.filter(filter);\n\n if (filtered.length > 0) {\n continue;\n }\n\n return true;\n }\n\n return false;\n};\n\nclass Sequence {\n constructor() {\n /** @type {TSequencePart[]} */\n this.parts = [];\n /** @type {string[]} */\n\n this.substrs = [];\n this.start = 0;\n this.end = 0;\n }\n /**\n * @param {TSequencePart|undefined} part\n */\n\n\n add(part) {\n if (part) {\n this.parts.push(part);\n this.substrs.push(part.substr);\n this.start = Math.min(part.start, this.start);\n this.end = Math.max(part.end, this.end);\n }\n }\n\n last() {\n return this.parts[this.parts.length - 1];\n }\n\n length() {\n return this.parts.length;\n }\n /**\n * @param {number} position\n * @param {TSequencePart} last_piece\n */\n\n\n clone(position, last_piece) {\n let clone = new Sequence();\n let parts = JSON.parse(JSON.stringify(this.parts));\n let last_part = parts.pop();\n\n for (const part of parts) {\n clone.add(part);\n }\n\n let last_substr = last_piece.substr.substring(0, position - last_part.start);\n let clone_last_len = last_substr.length;\n clone.add({\n start: last_part.start,\n end: last_part.start + clone_last_len,\n length: clone_last_len,\n substr: last_substr\n });\n return clone;\n }\n\n}\n/**\n * Expand a regular expression pattern to include unicode variants\n * \teg /a/ becomes /aⓐａẚàáâầấẫẩãāăằắẵẳȧǡäǟảåǻǎȁȃạậặḁąⱥɐɑAⒶＡÀÁÂẦẤẪẨÃĀĂẰẮẴẲȦǠÄǞẢÅǺǍȀȂẠẬẶḀĄȺⱯ/\n *\n * Issue:\n * ﺊﺋ [ 'ﺊ = \\\\u{fe8a}', 'ﺋ = \\\\u{fe8b}' ]\n *\tbecomes:\tئئ [ 'ي = \\\\u{64a}', 'ٔ = \\\\u{654}', 'ي = \\\\u{64a}', 'ٔ = \\\\u{654}' ]\n *\n *\tİIJ = IIJ = ⅡJ\n *\n * \t1/2/4\n *\n * @param {string} str\n * @return {string|undefined}\n */\n\n\nconst getPattern = str => {\n initialize();\n str = asciifold(str);\n let pattern = '';\n let sequences = [new Sequence()];\n\n for (let i = 0; i < str.length; i++) {\n let substr = str.substring(i);\n let match = substr.match(multi_char_reg);\n const char = str.substring(i, i + 1);\n const match_str = match ? match[0] : null; // loop through sequences\n // add either the char or multi_match\n\n let overlapping = [];\n let added_types = new Set();\n\n for (const sequence of sequences) {\n const last_piece = sequence.last();\n\n if (!last_piece || last_piece.length == 1 || last_piece.end <= i) {\n // if we have a multi match\n if (match_str) {\n const len = match_str.length;\n sequence.add({\n start: i,\n end: i + len,\n length: len,\n substr: match_str\n });\n added_types.add('1');\n } else {\n sequence.add({\n start: i,\n end: i + 1,\n length: 1,\n substr: char\n });\n added_types.add('2');\n }\n } else if (match_str) {\n let clone = sequence.clone(i, last_piece);\n const len = match_str.length;\n clone.add({\n start: i,\n end: i + len,\n length: len,\n substr: match_str\n });\n overlapping.push(clone);\n } else {\n // don't add char\n // adding would create invalid patterns: 234 => [2,34,4]\n added_types.add('3');\n }\n } // if we have overlapping\n\n\n if (overlapping.length > 0) {\n // ['ii','iii'] before ['i','i','iii']\n overlapping = overlapping.sort((a, b) => {\n return a.length() - b.length();\n });\n\n for (let clone of overlapping) {\n // don't add if we already have an equivalent sequence\n if (inSequences(clone, sequences)) {\n continue;\n }\n\n sequences.push(clone);\n }\n\n continue;\n } // if we haven't done anything unique\n // clean up the patterns\n // helps keep patterns smaller\n // if str = 'r₨㎧aarss', pattern will be 446 instead of 655\n\n\n if (i > 0 && added_types.size == 1 && !added_types.has('3')) {\n pattern += sequencesToPattern(sequences, false);\n let new_seq = new Sequence();\n const old_seq = sequences[0];\n\n if (old_seq) {\n new_seq.add(old_seq.last());\n }\n\n sequences = [new_seq];\n }\n }\n\n pattern += sequencesToPattern(sequences, true);\n return pattern;\n};\n\nexport { asciifold, code_points, decompose, generateMap, generateSets, generator, getPattern, initialize, mapSequence, normalize, substringsToPattern, unicode_map };\n//# sourceMappingURL=index.js.map\n","\nimport { iterate } from '@orchidjs/sifter/lib/utils';\n\n/**\n * Return a dom element from either a dom query string, jQuery object, a dom element or html string\n * https://stackoverflow.com/questions/494143/creating-a-new-dom-element-from-an-html-string-using-built-in-dom-methods-or-pro/35385518#35385518\n *\n * param query should be {}\n */\nexport const getDom = ( query:any ):HTMLElement => {\n\n\tif( query.jquery ){\n\t\treturn query[0];\n\t}\n\n\tif( query instanceof HTMLElement ){\n\t\treturn query;\n\t}\n\n\tif( isHtmlString(query) ){\n\t\tvar tpl = document.createElement('template');\n\t\ttpl.innerHTML = query.trim(); // Never return a text node of whitespace as the result\n\t\treturn tpl.content.firstChild as HTMLElement;\n\t}\n\n\treturn document.querySelector(query);\n};\n\nexport const isHtmlString = (arg:any): boolean => {\n\tif( typeof arg === 'string' && arg.indexOf('<') > -1 ){\n\t\treturn true;\n\t}\n\treturn false;\n}\n\nexport const escapeQuery = (query:string):string => {\n\treturn query.replace(/['\"\\\\]/g, '\\\\$&');\n}\n\n/**\n * Dispatch an event\n *\n */\nexport const triggerEvent = ( dom_el:HTMLElement, event_name:string ):void => {\n\tvar event = document.createEvent('HTMLEvents');\n\tevent.initEvent(event_name, true, false);\n\tdom_el.dispatchEvent(event)\n};\n\n/**\n * Apply CSS rules to a dom element\n *\n */\nexport const applyCSS = ( dom_el:HTMLElement, css:{ [key: string]: string|number }):void => {\n\tObject.assign(dom_el.style, css);\n}\n\n\n/**\n * Add css classes\n *\n */\nexport const addClasses = ( elmts:HTMLElement|HTMLElement[], ...classes:string[]|string[][] ) => {\n\n\tvar norm_classes \t= classesArray(classes);\n\telmts\t\t\t\t= castAsArray(elmts);\n\n\telmts.map( el => {\n\t\tnorm_classes.map( cls => {\n\t\t\tel.classList.add( cls );\n\t\t});\n\t});\n}\n\n/**\n * Remove css classes\n *\n */\n export const removeClasses = ( elmts:HTMLElement|HTMLElement[], ...classes:string[]|string[][] ) => {\n\n \tvar norm_classes \t= classesArray(classes);\n\telmts\t\t\t\t= castAsArray(elmts);\n\n\telmts.map( el => {\n\t\tnorm_classes.map(cls => {\n\t \t\tel.classList.remove( cls );\n\t\t});\n \t});\n }\n\n\n/**\n * Return arguments\n *\n */\nexport const classesArray = (args:string[]|string[][]):string[] => {\n\tvar classes:string[] = [];\n\titerate( args, (_classes) =>{\n\t\tif( typeof _classes === 'string' ){\n\t\t\t_classes = _classes.trim().split(/[\\11\\12\\14\\15\\40]/);\n\t\t}\n\t\tif( Array.isArray(_classes) ){\n\t\t\tclasses = classes.concat(_classes);\n\t\t}\n\t});\n\n\treturn classes.filter(Boolean);\n}\n\n\n/**\n * Create an array from arg if it's not already an array\n *\n */\nexport const castAsArray = (arg:any):Array => {\n\tif( !Array.isArray(arg) ){\n \t\targ = [arg];\n \t}\n\treturn arg;\n}\n\n\n/**\n * Get the closest node to the evt.target matching the selector\n * Stops at wrapper\n *\n */\nexport const parentMatch = ( target:null|HTMLElement, selector:string, wrapper?:HTMLElement ):HTMLElement|void => {\n\n\tif( wrapper && !wrapper.contains(target) ){\n\t\treturn;\n\t}\n\n\twhile( target && target.matches ){\n\n\t\tif( target.matches(selector) ){\n\t\t\treturn target;\n\t\t}\n\n\t\ttarget = target.parentNode as HTMLElement;\n\t}\n}\n\n\n/**\n * Get the first or last item from an array\n *\n * > 0 - right (last)\n * <= 0 - left (first)\n *\n */\nexport const getTail = ( list:Array|NodeList, direction:number=0 ):any => {\n\n\tif( direction > 0 ){\n\t\treturn list[list.length-1];\n\t}\n\n\treturn list[0];\n}\n\n/**\n * Return true if an object is empty\n *\n */\nexport const isEmptyObject = (obj:object):boolean => {\n\treturn (Object.keys(obj).length === 0);\n}\n\n\n/**\n * Get the index of an element amongst sibling nodes of the same type\n *\n */\nexport const nodeIndex = ( el:null|Element, amongst?:string ):number => {\n\tif (!el) return -1;\n\n\tamongst = amongst || el.nodeName;\n\n\tvar i = 0;\n\twhile( el = el.previousElementSibling ){\n\n\t\tif( el.matches(amongst) ){\n\t\t\ti++;\n\t\t}\n\t}\n\treturn i;\n}\n\n\n/**\n * Set attributes of an element\n *\n */\nexport const setAttr = (el:Element,attrs:{ [key: string]: null|string|number }) => {\n\titerate( attrs,(val,attr) => {\n\t\tif( val == null ){\n\t\t\tel.removeAttribute(attr as string);\n\t\t}else{\n\t\t\tel.setAttribute(attr as string, ''+val);\n\t\t}\n\t});\n}\n\n\n/**\n * Replace a node\n */\nexport const replaceNode = ( existing:Node, replacement:Node ) => {\n\tif( existing.parentNode ) existing.parentNode.replaceChild(replacement, existing);\n}\n","/**\n * Plugin: \"restore_on_backspace\" (Tom Select)\n * Copyright (c) contributors\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this\n * file except in compliance with the License. You may obtain a copy of the License at:\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF\n * ANY KIND, either express or implied. See the License for the specific language\n * governing permissions and limitations under the License.\n *\n */\n\nimport TomSelect from '../../tom-select';\nimport { preventDefault, hash_key } from '../../utils';\nimport { getDom } from '../../vanilla';\n\n\nexport default function(this:TomSelect) {\n\tvar self = this;\n\tvar orig_onOptionSelect = self.onOptionSelect;\n\n\tself.settings.hideSelected = false;\n\n\n\t// update the checkbox for an option\n\tvar UpdateCheckbox = function(option:HTMLElement){\n\t\tsetTimeout(()=>{\n\t\t\tvar checkbox = option.querySelector('input');\n\t\t\tif( checkbox instanceof HTMLInputElement ){\n\t\t\t\tif( option.classList.contains('selected') ){\n\t\t\t\t\tcheckbox.checked = true;\n\t\t\t\t}else{\n\t\t\t\t\tcheckbox.checked = false;\n\t\t\t\t}\n\t\t\t}\n\t\t},1);\n\t};\n\n\t// add checkbox to option template\n\tself.hook('after','setupTemplates',() => {\n\n\t\tvar orig_render_option = self.settings.render.option;\n\n\t\tself.settings.render.option = 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