bootstrap-table/dist/extensions/treegrid/bootstrap-table-treegrid.js

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('jquery')) :
	typeof define === 'function' && define.amd ? define(['jquery'], factory) :
	(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.jQuery));
}(this, (function ($) { 'use strict';

	function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }

	var $__default = /*#__PURE__*/_interopDefaultLegacy($);

	var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};

	function createCommonjsModule(fn, module) {
		return module = { exports: {} }, fn(module, module.exports), module.exports;
	}

	var check = function (it) {
	  return it && it.Math == Math && it;
	};

	// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
	var global_1 =
	  // eslint-disable-next-line no-undef
	  check(typeof globalThis == 'object' && globalThis) ||
	  check(typeof window == 'object' && window) ||
	  check(typeof self == 'object' && self) ||
	  check(typeof commonjsGlobal == 'object' && commonjsGlobal) ||
	  // eslint-disable-next-line no-new-func
	  (function () { return this; })() || Function('return this')();

	var fails = function (exec) {
	  try {
	    return !!exec();
	  } catch (error) {
	    return true;
	  }
	};

	// Thank's IE8 for his funny defineProperty
	var descriptors = !fails(function () {
	  return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] != 7;
	});

	var nativePropertyIsEnumerable = {}.propertyIsEnumerable;
	var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;

	// Nashorn ~ JDK8 bug
	var NASHORN_BUG = getOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);

	// `Object.prototype.propertyIsEnumerable` method implementation
	// https://tc39.github.io/ecma262/#sec-object.prototype.propertyisenumerable
	var f = NASHORN_BUG ? function propertyIsEnumerable(V) {
	  var descriptor = getOwnPropertyDescriptor(this, V);
	  return !!descriptor && descriptor.enumerable;
	} : nativePropertyIsEnumerable;

	var objectPropertyIsEnumerable = {
		f: f
	};

	var createPropertyDescriptor = function (bitmap, value) {
	  return {
	    enumerable: !(bitmap & 1),
	    configurable: !(bitmap & 2),
	    writable: !(bitmap & 4),
	    value: value
	  };
	};

	var toString = {}.toString;

	var classofRaw = function (it) {
	  return toString.call(it).slice(8, -1);
	};

	var split = ''.split;

	// fallback for non-array-like ES3 and non-enumerable old V8 strings
	var indexedObject = fails(function () {
	  // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346
	  // eslint-disable-next-line no-prototype-builtins
	  return !Object('z').propertyIsEnumerable(0);
	}) ? function (it) {
	  return classofRaw(it) == 'String' ? split.call(it, '') : Object(it);
	} : Object;

	// `RequireObjectCoercible` abstract operation
	// https://tc39.github.io/ecma262/#sec-requireobjectcoercible
	var requireObjectCoercible = function (it) {
	  if (it == undefined) throw TypeError("Can't call method on " + it);
	  return it;
	};

	// toObject with fallback for non-array-like ES3 strings



	var toIndexedObject = function (it) {
	  return indexedObject(requireObjectCoercible(it));
	};

	var isObject = function (it) {
	  return typeof it === 'object' ? it !== null : typeof it === 'function';
	};

	// `ToPrimitive` abstract operation
	// https://tc39.github.io/ecma262/#sec-toprimitive
	// instead of the ES6 spec version, we didn't implement @@toPrimitive case
	// and the second argument - flag - preferred type is a string
	var toPrimitive = function (input, PREFERRED_STRING) {
	  if (!isObject(input)) return input;
	  var fn, val;
	  if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) return val;
	  if (typeof (fn = input.valueOf) == 'function' && !isObject(val = fn.call(input))) return val;
	  if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) return val;
	  throw TypeError("Can't convert object to primitive value");
	};

	var hasOwnProperty = {}.hasOwnProperty;

	var has = function (it, key) {
	  return hasOwnProperty.call(it, key);
	};

	var document = global_1.document;
	// typeof document.createElement is 'object' in old IE
	var EXISTS = isObject(document) && isObject(document.createElement);

	var documentCreateElement = function (it) {
	  return EXISTS ? document.createElement(it) : {};
	};

	// Thank's IE8 for his funny defineProperty
	var ie8DomDefine = !descriptors && !fails(function () {
	  return Object.defineProperty(documentCreateElement('div'), 'a', {
	    get: function () { return 7; }
	  }).a != 7;
	});

	var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;

	// `Object.getOwnPropertyDescriptor` method
	// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor
	var f$1 = descriptors ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
	  O = toIndexedObject(O);
	  P = toPrimitive(P, true);
	  if (ie8DomDefine) try {
	    return nativeGetOwnPropertyDescriptor(O, P);
	  } catch (error) { /* empty */ }
	  if (has(O, P)) return createPropertyDescriptor(!objectPropertyIsEnumerable.f.call(O, P), O[P]);
	};

	var objectGetOwnPropertyDescriptor = {
		f: f$1
	};

	var anObject = function (it) {
	  if (!isObject(it)) {
	    throw TypeError(String(it) + ' is not an object');
	  } return it;
	};

	var nativeDefineProperty = Object.defineProperty;

	// `Object.defineProperty` method
	// https://tc39.github.io/ecma262/#sec-object.defineproperty
	var f$2 = descriptors ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
	  anObject(O);
	  P = toPrimitive(P, true);
	  anObject(Attributes);
	  if (ie8DomDefine) try {
	    return nativeDefineProperty(O, P, Attributes);
	  } catch (error) { /* empty */ }
	  if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported');
	  if ('value' in Attributes) O[P] = Attributes.value;
	  return O;
	};

	var objectDefineProperty = {
		f: f$2
	};

	var createNonEnumerableProperty = descriptors ? function (object, key, value) {
	  return objectDefineProperty.f(object, key, createPropertyDescriptor(1, value));
	} : function (object, key, value) {
	  object[key] = value;
	  return object;
	};

	var setGlobal = function (key, value) {
	  try {
	    createNonEnumerableProperty(global_1, key, value);
	  } catch (error) {
	    global_1[key] = value;
	  } return value;
	};

	var SHARED = '__core-js_shared__';
	var store = global_1[SHARED] || setGlobal(SHARED, {});

	var sharedStore = store;

	var functionToString = Function.toString;

	// this helper broken in `3.4.1-3.4.4`, so we can't use `shared` helper
	if (typeof sharedStore.inspectSource != 'function') {
	  sharedStore.inspectSource = function (it) {
	    return functionToString.call(it);
	  };
	}

	var inspectSource = sharedStore.inspectSource;

	var WeakMap = global_1.WeakMap;

	var nativeWeakMap = typeof WeakMap === 'function' && /native code/.test(inspectSource(WeakMap));

	var shared = createCommonjsModule(function (module) {
	(module.exports = function (key, value) {
	  return sharedStore[key] || (sharedStore[key] = value !== undefined ? value : {});
	})('versions', []).push({
	  version: '3.8.1',
	  mode:  'global',
	  copyright: '© 2020 Denis Pushkarev (zloirock.ru)'
	});
	});

	var id = 0;
	var postfix = Math.random();

	var uid = function (key) {
	  return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
	};

	var keys = shared('keys');

	var sharedKey = function (key) {
	  return keys[key] || (keys[key] = uid(key));
	};

	var hiddenKeys = {};

	var WeakMap$1 = global_1.WeakMap;
	var set, get, has$1;

	var enforce = function (it) {
	  return has$1(it) ? get(it) : set(it, {});
	};

	var getterFor = function (TYPE) {
	  return function (it) {
	    var state;
	    if (!isObject(it) || (state = get(it)).type !== TYPE) {
	      throw TypeError('Incompatible receiver, ' + TYPE + ' required');
	    } return state;
	  };
	};

	if (nativeWeakMap) {
	  var store$1 = sharedStore.state || (sharedStore.state = new WeakMap$1());
	  var wmget = store$1.get;
	  var wmhas = store$1.has;
	  var wmset = store$1.set;
	  set = function (it, metadata) {
	    metadata.facade = it;
	    wmset.call(store$1, it, metadata);
	    return metadata;
	  };
	  get = function (it) {
	    return wmget.call(store$1, it) || {};
	  };
	  has$1 = function (it) {
	    return wmhas.call(store$1, it);
	  };
	} else {
	  var STATE = sharedKey('state');
	  hiddenKeys[STATE] = true;
	  set = function (it, metadata) {
	    metadata.facade = it;
	    createNonEnumerableProperty(it, STATE, metadata);
	    return metadata;
	  };
	  get = function (it) {
	    return has(it, STATE) ? it[STATE] : {};
	  };
	  has$1 = function (it) {
	    return has(it, STATE);
	  };
	}

	var internalState = {
	  set: set,
	  get: get,
	  has: has$1,
	  enforce: enforce,
	  getterFor: getterFor
	};

	var redefine = createCommonjsModule(function (module) {
	var getInternalState = internalState.get;
	var enforceInternalState = internalState.enforce;
	var TEMPLATE = String(String).split('String');

	(module.exports = function (O, key, value, options) {
	  var unsafe = options ? !!options.unsafe : false;
	  var simple = options ? !!options.enumerable : false;
	  var noTargetGet = options ? !!options.noTargetGet : false;
	  var state;
	  if (typeof value == 'function') {
	    if (typeof key == 'string' && !has(value, 'name')) {
	      createNonEnumerableProperty(value, 'name', key);
	    }
	    state = enforceInternalState(value);
	    if (!state.source) {
	      state.source = TEMPLATE.join(typeof key == 'string' ? key : '');
	    }
	  }
	  if (O === global_1) {
	    if (simple) O[key] = value;
	    else setGlobal(key, value);
	    return;
	  } else if (!unsafe) {
	    delete O[key];
	  } else if (!noTargetGet && O[key]) {
	    simple = true;
	  }
	  if (simple) O[key] = value;
	  else createNonEnumerableProperty(O, key, value);
	// add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
	})(Function.prototype, 'toString', function toString() {
	  return typeof this == 'function' && getInternalState(this).source || inspectSource(this);
	});
	});

	var path = global_1;

	var aFunction = function (variable) {
	  return typeof variable == 'function' ? variable : undefined;
	};

	var getBuiltIn = function (namespace, method) {
	  return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global_1[namespace])
	    : path[namespace] && path[namespace][method] || global_1[namespace] && global_1[namespace][method];
	};

	var ceil = Math.ceil;
	var floor = Math.floor;

	// `ToInteger` abstract operation
	// https://tc39.github.io/ecma262/#sec-tointeger
	var toInteger = function (argument) {
	  return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);
	};

	var min = Math.min;

	// `ToLength` abstract operation
	// https://tc39.github.io/ecma262/#sec-tolength
	var toLength = function (argument) {
	  return argument > 0 ? min(toInteger(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991
	};

	var max = Math.max;
	var min$1 = Math.min;

	// Helper for a popular repeating case of the spec:
	// Let integer be ? ToInteger(index).
	// If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
	var toAbsoluteIndex = function (index, length) {
	  var integer = toInteger(index);
	  return integer < 0 ? max(integer + length, 0) : min$1(integer, length);
	};

	// `Array.prototype.{ indexOf, includes }` methods implementation
	var createMethod = function (IS_INCLUDES) {
	  return function ($this, el, fromIndex) {
	    var O = toIndexedObject($this);
	    var length = toLength(O.length);
	    var index = toAbsoluteIndex(fromIndex, length);
	    var value;
	    // Array#includes uses SameValueZero equality algorithm
	    // eslint-disable-next-line no-self-compare
	    if (IS_INCLUDES && el != el) while (length > index) {
	      value = O[index++];
	      // eslint-disable-next-line no-self-compare
	      if (value != value) return true;
	    // Array#indexOf ignores holes, Array#includes - not
	    } else for (;length > index; index++) {
	      if ((IS_INCLUDES || index in O) && O[index] === el) return IS_INCLUDES || index || 0;
	    } return !IS_INCLUDES && -1;
	  };
	};

	var arrayIncludes = {
	  // `Array.prototype.includes` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.includes
	  includes: createMethod(true),
	  // `Array.prototype.indexOf` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.indexof
	  indexOf: createMethod(false)
	};

	var indexOf = arrayIncludes.indexOf;


	var objectKeysInternal = function (object, names) {
	  var O = toIndexedObject(object);
	  var i = 0;
	  var result = [];
	  var key;
	  for (key in O) !has(hiddenKeys, key) && has(O, key) && result.push(key);
	  // Don't enum bug & hidden keys
	  while (names.length > i) if (has(O, key = names[i++])) {
	    ~indexOf(result, key) || result.push(key);
	  }
	  return result;
	};

	// IE8- don't enum bug keys
	var enumBugKeys = [
	  'constructor',
	  'hasOwnProperty',
	  'isPrototypeOf',
	  'propertyIsEnumerable',
	  'toLocaleString',
	  'toString',
	  'valueOf'
	];

	var hiddenKeys$1 = enumBugKeys.concat('length', 'prototype');

	// `Object.getOwnPropertyNames` method
	// https://tc39.github.io/ecma262/#sec-object.getownpropertynames
	var f$3 = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
	  return objectKeysInternal(O, hiddenKeys$1);
	};

	var objectGetOwnPropertyNames = {
		f: f$3
	};

	var f$4 = Object.getOwnPropertySymbols;

	var objectGetOwnPropertySymbols = {
		f: f$4
	};

	// all object keys, includes non-enumerable and symbols
	var ownKeys = getBuiltIn('Reflect', 'ownKeys') || function ownKeys(it) {
	  var keys = objectGetOwnPropertyNames.f(anObject(it));
	  var getOwnPropertySymbols = objectGetOwnPropertySymbols.f;
	  return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;
	};

	var copyConstructorProperties = function (target, source) {
	  var keys = ownKeys(source);
	  var defineProperty = objectDefineProperty.f;
	  var getOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
	  for (var i = 0; i < keys.length; i++) {
	    var key = keys[i];
	    if (!has(target, key)) defineProperty(target, key, getOwnPropertyDescriptor(source, key));
	  }
	};

	var replacement = /#|\.prototype\./;

	var isForced = function (feature, detection) {
	  var value = data[normalize(feature)];
	  return value == POLYFILL ? true
	    : value == NATIVE ? false
	    : typeof detection == 'function' ? fails(detection)
	    : !!detection;
	};

	var normalize = isForced.normalize = function (string) {
	  return String(string).replace(replacement, '.').toLowerCase();
	};

	var data = isForced.data = {};
	var NATIVE = isForced.NATIVE = 'N';
	var POLYFILL = isForced.POLYFILL = 'P';

	var isForced_1 = isForced;

	var getOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;






	/*
	  options.target      - name of the target object
	  options.global      - target is the global object
	  options.stat        - export as static methods of target
	  options.proto       - export as prototype methods of target
	  options.real        - real prototype method for the `pure` version
	  options.forced      - export even if the native feature is available
	  options.bind        - bind methods to the target, required for the `pure` version
	  options.wrap        - wrap constructors to preventing global pollution, required for the `pure` version
	  options.unsafe      - use the simple assignment of property instead of delete + defineProperty
	  options.sham        - add a flag to not completely full polyfills
	  options.enumerable  - export as enumerable property
	  options.noTargetGet - prevent calling a getter on target
	*/
	var _export = function (options, source) {
	  var TARGET = options.target;
	  var GLOBAL = options.global;
	  var STATIC = options.stat;
	  var FORCED, target, key, targetProperty, sourceProperty, descriptor;
	  if (GLOBAL) {
	    target = global_1;
	  } else if (STATIC) {
	    target = global_1[TARGET] || setGlobal(TARGET, {});
	  } else {
	    target = (global_1[TARGET] || {}).prototype;
	  }
	  if (target) for (key in source) {
	    sourceProperty = source[key];
	    if (options.noTargetGet) {
	      descriptor = getOwnPropertyDescriptor$1(target, key);
	      targetProperty = descriptor && descriptor.value;
	    } else targetProperty = target[key];
	    FORCED = isForced_1(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
	    // contained in target
	    if (!FORCED && targetProperty !== undefined) {
	      if (typeof sourceProperty === typeof targetProperty) continue;
	      copyConstructorProperties(sourceProperty, targetProperty);
	    }
	    // add a flag to not completely full polyfills
	    if (options.sham || (targetProperty && targetProperty.sham)) {
	      createNonEnumerableProperty(sourceProperty, 'sham', true);
	    }
	    // extend global
	    redefine(target, key, sourceProperty, options);
	  }
	};

	// `IsArray` abstract operation
	// https://tc39.github.io/ecma262/#sec-isarray
	var isArray = Array.isArray || function isArray(arg) {
	  return classofRaw(arg) == 'Array';
	};

	// `ToObject` abstract operation
	// https://tc39.github.io/ecma262/#sec-toobject
	var toObject = function (argument) {
	  return Object(requireObjectCoercible(argument));
	};

	var createProperty = function (object, key, value) {
	  var propertyKey = toPrimitive(key);
	  if (propertyKey in object) objectDefineProperty.f(object, propertyKey, createPropertyDescriptor(0, value));
	  else object[propertyKey] = value;
	};

	var nativeSymbol = !!Object.getOwnPropertySymbols && !fails(function () {
	  // Chrome 38 Symbol has incorrect toString conversion
	  // eslint-disable-next-line no-undef
	  return !String(Symbol());
	});

	var useSymbolAsUid = nativeSymbol
	  // eslint-disable-next-line no-undef
	  && !Symbol.sham
	  // eslint-disable-next-line no-undef
	  && typeof Symbol.iterator == 'symbol';

	var WellKnownSymbolsStore = shared('wks');
	var Symbol$1 = global_1.Symbol;
	var createWellKnownSymbol = useSymbolAsUid ? Symbol$1 : Symbol$1 && Symbol$1.withoutSetter || uid;

	var wellKnownSymbol = function (name) {
	  if (!has(WellKnownSymbolsStore, name)) {
	    if (nativeSymbol && has(Symbol$1, name)) WellKnownSymbolsStore[name] = Symbol$1[name];
	    else WellKnownSymbolsStore[name] = createWellKnownSymbol('Symbol.' + name);
	  } return WellKnownSymbolsStore[name];
	};

	var SPECIES = wellKnownSymbol('species');

	// `ArraySpeciesCreate` abstract operation
	// https://tc39.github.io/ecma262/#sec-arrayspeciescreate
	var arraySpeciesCreate = function (originalArray, length) {
	  var C;
	  if (isArray(originalArray)) {
	    C = originalArray.constructor;
	    // cross-realm fallback
	    if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
	    else if (isObject(C)) {
	      C = C[SPECIES];
	      if (C === null) C = undefined;
	    }
	  } return new (C === undefined ? Array : C)(length === 0 ? 0 : length);
	};

	var engineUserAgent = getBuiltIn('navigator', 'userAgent') || '';

	var process = global_1.process;
	var versions = process && process.versions;
	var v8 = versions && versions.v8;
	var match, version;

	if (v8) {
	  match = v8.split('.');
	  version = match[0] + match[1];
	} else if (engineUserAgent) {
	  match = engineUserAgent.match(/Edge\/(\d+)/);
	  if (!match || match[1] >= 74) {
	    match = engineUserAgent.match(/Chrome\/(\d+)/);
	    if (match) version = match[1];
	  }
	}

	var engineV8Version = version && +version;

	var SPECIES$1 = wellKnownSymbol('species');

	var arrayMethodHasSpeciesSupport = function (METHOD_NAME) {
	  // We can't use this feature detection in V8 since it causes
	  // deoptimization and serious performance degradation
	  // https://github.com/zloirock/core-js/issues/677
	  return engineV8Version >= 51 || !fails(function () {
	    var array = [];
	    var constructor = array.constructor = {};
	    constructor[SPECIES$1] = function () {
	      return { foo: 1 };
	    };
	    return array[METHOD_NAME](Boolean).foo !== 1;
	  });
	};

	var IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');
	var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
	var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';

	// We can't use this feature detection in V8 since it causes
	// deoptimization and serious performance degradation
	// https://github.com/zloirock/core-js/issues/679
	var IS_CONCAT_SPREADABLE_SUPPORT = engineV8Version >= 51 || !fails(function () {
	  var array = [];
	  array[IS_CONCAT_SPREADABLE] = false;
	  return array.concat()[0] !== array;
	});

	var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('concat');

	var isConcatSpreadable = function (O) {
	  if (!isObject(O)) return false;
	  var spreadable = O[IS_CONCAT_SPREADABLE];
	  return spreadable !== undefined ? !!spreadable : isArray(O);
	};

	var FORCED = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;

	// `Array.prototype.concat` method
	// https://tc39.github.io/ecma262/#sec-array.prototype.concat
	// with adding support of @@isConcatSpreadable and @@species
	_export({ target: 'Array', proto: true, forced: FORCED }, {
	  concat: function concat(arg) { // eslint-disable-line no-unused-vars
	    var O = toObject(this);
	    var A = arraySpeciesCreate(O, 0);
	    var n = 0;
	    var i, k, length, len, E;
	    for (i = -1, length = arguments.length; i < length; i++) {
	      E = i === -1 ? O : arguments[i];
	      if (isConcatSpreadable(E)) {
	        len = toLength(E.length);
	        if (n + len > MAX_SAFE_INTEGER) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
	        for (k = 0; k < len; k++, n++) if (k in E) createProperty(A, n, E[k]);
	      } else {
	        if (n >= MAX_SAFE_INTEGER) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
	        createProperty(A, n++, E);
	      }
	    }
	    A.length = n;
	    return A;
	  }
	});

	var aFunction$1 = function (it) {
	  if (typeof it != 'function') {
	    throw TypeError(String(it) + ' is not a function');
	  } return it;
	};

	// optional / simple context binding
	var functionBindContext = function (fn, that, length) {
	  aFunction$1(fn);
	  if (that === undefined) return fn;
	  switch (length) {
	    case 0: return function () {
	      return fn.call(that);
	    };
	    case 1: return function (a) {
	      return fn.call(that, a);
	    };
	    case 2: return function (a, b) {
	      return fn.call(that, a, b);
	    };
	    case 3: return function (a, b, c) {
	      return fn.call(that, a, b, c);
	    };
	  }
	  return function (/* ...args */) {
	    return fn.apply(that, arguments);
	  };
	};

	var push = [].push;

	// `Array.prototype.{ forEach, map, filter, some, every, find, findIndex, filterOut }` methods implementation
	var createMethod$1 = function (TYPE) {
	  var IS_MAP = TYPE == 1;
	  var IS_FILTER = TYPE == 2;
	  var IS_SOME = TYPE == 3;
	  var IS_EVERY = TYPE == 4;
	  var IS_FIND_INDEX = TYPE == 6;
	  var IS_FILTER_OUT = TYPE == 7;
	  var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
	  return function ($this, callbackfn, that, specificCreate) {
	    var O = toObject($this);
	    var self = indexedObject(O);
	    var boundFunction = functionBindContext(callbackfn, that, 3);
	    var length = toLength(self.length);
	    var index = 0;
	    var create = specificCreate || arraySpeciesCreate;
	    var target = IS_MAP ? create($this, length) : IS_FILTER || IS_FILTER_OUT ? create($this, 0) : undefined;
	    var value, result;
	    for (;length > index; index++) if (NO_HOLES || index in self) {
	      value = self[index];
	      result = boundFunction(value, index, O);
	      if (TYPE) {
	        if (IS_MAP) target[index] = result; // map
	        else if (result) switch (TYPE) {
	          case 3: return true;              // some
	          case 5: return value;             // find
	          case 6: return index;             // findIndex
	          case 2: push.call(target, value); // filter
	        } else switch (TYPE) {
	          case 4: return false;             // every
	          case 7: push.call(target, value); // filterOut
	        }
	      }
	    }
	    return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;
	  };
	};

	var arrayIteration = {
	  // `Array.prototype.forEach` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.foreach
	  forEach: createMethod$1(0),
	  // `Array.prototype.map` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.map
	  map: createMethod$1(1),
	  // `Array.prototype.filter` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.filter
	  filter: createMethod$1(2),
	  // `Array.prototype.some` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.some
	  some: createMethod$1(3),
	  // `Array.prototype.every` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.every
	  every: createMethod$1(4),
	  // `Array.prototype.find` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.find
	  find: createMethod$1(5),
	  // `Array.prototype.findIndex` method
	  // https://tc39.github.io/ecma262/#sec-array.prototype.findIndex
	  findIndex: createMethod$1(6),
	  // `Array.prototype.filterOut` method
	  // https://github.com/tc39/proposal-array-filtering
	  filterOut: createMethod$1(7)
	};

	var defineProperty = Object.defineProperty;
	var cache = {};

	var thrower = function (it) { throw it; };

	var arrayMethodUsesToLength = function (METHOD_NAME, options) {
	  if (has(cache, METHOD_NAME)) return cache[METHOD_NAME];
	  if (!options) options = {};
	  var method = [][METHOD_NAME];
	  var ACCESSORS = has(options, 'ACCESSORS') ? options.ACCESSORS : false;
	  var argument0 = has(options, 0) ? options[0] : thrower;
	  var argument1 = has(options, 1) ? options[1] : undefined;

	  return cache[METHOD_NAME] = !!method && !fails(function () {
	    if (ACCESSORS && !descriptors) return true;
	    var O = { length: -1 };

	    if (ACCESSORS) defineProperty(O, 1, { enumerable: true, get: thrower });
	    else O[1] = 1;

	    method.call(O, argument0, argument1);
	  });
	};

	var $filter = arrayIteration.filter;



	var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('filter');
	// Edge 14- issue
	var USES_TO_LENGTH = arrayMethodUsesToLength('filter');

	// `Array.prototype.filter` method
	// https://tc39.github.io/ecma262/#sec-array.prototype.filter
	// with adding support of @@species
	_export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
	  filter: function filter(callbackfn /* , thisArg */) {
	    return $filter(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
	  }
	});

	var arrayMethodIsStrict = function (METHOD_NAME, argument) {
	  var method = [][METHOD_NAME];
	  return !!method && fails(function () {
	    // eslint-disable-next-line no-useless-call,no-throw-literal
	    method.call(null, argument || function () { throw 1; }, 1);
	  });
	};

	var nativeJoin = [].join;

	var ES3_STRINGS = indexedObject != Object;
	var STRICT_METHOD = arrayMethodIsStrict('join', ',');

	// `Array.prototype.join` method
	// https://tc39.github.io/ecma262/#sec-array.prototype.join
	_export({ target: 'Array', proto: true, forced: ES3_STRINGS || !STRICT_METHOD }, {
	  join: function join(separator) {
	    return nativeJoin.call(toIndexedObject(this), separator === undefined ? ',' : separator);
	  }
	});

	function _classCallCheck(instance, Constructor) {
	  if (!(instance instanceof Constructor)) {
	    throw new TypeError("Cannot call a class as a function");
	  }
	}

	function _defineProperties(target, props) {
	  for (var i = 0; i < props.length; i++) {
	    var descriptor = props[i];
	    descriptor.enumerable = descriptor.enumerable || false;
	    descriptor.configurable = true;
	    if ("value" in descriptor) descriptor.writable = true;
	    Object.defineProperty(target, descriptor.key, descriptor);
	  }
	}

	function _createClass(Constructor, protoProps, staticProps) {
	  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
	  if (staticProps) _defineProperties(Constructor, staticProps);
	  return Constructor;
	}

	function _inherits(subClass, superClass) {
	  if (typeof superClass !== "function" && superClass !== null) {
	    throw new TypeError("Super expression must either be null or a function");
	  }

	  subClass.prototype = Object.create(superClass && superClass.prototype, {
	    constructor: {
	      value: subClass,
	      writable: true,
	      configurable: true
	    }
	  });
	  if (superClass) _setPrototypeOf(subClass, superClass);
	}

	function _getPrototypeOf(o) {
	  _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
	    return o.__proto__ || Object.getPrototypeOf(o);
	  };
	  return _getPrototypeOf(o);
	}

	function _setPrototypeOf(o, p) {
	  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
	    o.__proto__ = p;
	    return o;
	  };

	  return _setPrototypeOf(o, p);
	}

	function _isNativeReflectConstruct() {
	  if (typeof Reflect === "undefined" || !Reflect.construct) return false;
	  if (Reflect.construct.sham) return false;
	  if (typeof Proxy === "function") return true;

	  try {
	    Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
	    return true;
	  } catch (e) {
	    return false;
	  }
	}

	function _assertThisInitialized(self) {
	  if (self === void 0) {
	    throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
	  }

	  return self;
	}

	function _possibleConstructorReturn(self, call) {
	  if (call && (typeof call === "object" || typeof call === "function")) {
	    return call;
	  }

	  return _assertThisInitialized(self);
	}

	function _createSuper(Derived) {
	  var hasNativeReflectConstruct = _isNativeReflectConstruct();

	  return function _createSuperInternal() {
	    var Super = _getPrototypeOf(Derived),
	        result;

	    if (hasNativeReflectConstruct) {
	      var NewTarget = _getPrototypeOf(this).constructor;

	      result = Reflect.construct(Super, arguments, NewTarget);
	    } else {
	      result = Super.apply(this, arguments);
	    }

	    return _possibleConstructorReturn(this, result);
	  };
	}

	function _superPropBase(object, property) {
	  while (!Object.prototype.hasOwnProperty.call(object, property)) {
	    object = _getPrototypeOf(object);
	    if (object === null) break;
	  }

	  return object;
	}

	function _get(target, property, receiver) {
	  if (typeof Reflect !== "undefined" && Reflect.get) {
	    _get = Reflect.get;
	  } else {
	    _get = function _get(target, property, receiver) {
	      var base = _superPropBase(target, property);

	      if (!base) return;
	      var desc = Object.getOwnPropertyDescriptor(base, property);

	      if (desc.get) {
	        return desc.get.call(receiver);
	      }

	      return desc.value;
	    };
	  }

	  return _get(target, property, receiver || target);
	}

	function _unsupportedIterableToArray(o, minLen) {
	  if (!o) return;
	  if (typeof o === "string") return _arrayLikeToArray(o, minLen);
	  var n = Object.prototype.toString.call(o).slice(8, -1);
	  if (n === "Object" && o.constructor) n = o.constructor.name;
	  if (n === "Map" || n === "Set") return Array.from(o);
	  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
	}

	function _arrayLikeToArray(arr, len) {
	  if (len == null || len > arr.length) len = arr.length;

	  for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];

	  return arr2;
	}

	function _createForOfIteratorHelper(o, allowArrayLike) {
	  var it;

	  if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
	    if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
	      if (it) o = it;
	      var i = 0;

	      var F = function () {};

	      return {
	        s: F,
	        n: function () {
	          if (i >= o.length) return {
	            done: true
	          };
	          return {
	            done: false,
	            value: o[i++]
	          };
	        },
	        e: function (e) {
	          throw e;
	        },
	        f: F
	      };
	    }

	    throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
	  }

	  var normalCompletion = true,
	      didErr = false,
	      err;
	  return {
	    s: function () {
	      it = o[Symbol.iterator]();
	    },
	    n: function () {
	      var step = it.next();
	      normalCompletion = step.done;
	      return step;
	    },
	    e: function (e) {
	      didErr = true;
	      err = e;
	    },
	    f: function () {
	      try {
	        if (!normalCompletion && it.return != null) it.return();
	      } finally {
	        if (didErr) throw err;
	      }
	    }
	  };
	}

	/**
	 * @author: YL
	 * @update: zhixin wen <wenzhixin2010@gmail.com>
	 */

	$__default['default'].extend($__default['default'].fn.bootstrapTable.defaults, {
	  treeEnable: false,
	  treeShowField: null,
	  idField: 'id',
	  parentIdField: 'pid',
	  rootParentId: null
	});

	$__default['default'].BootstrapTable = /*#__PURE__*/function (_$$BootstrapTable) {
	  _inherits(_class, _$$BootstrapTable);

	  var _super = _createSuper(_class);

	  function _class() {
	    _classCallCheck(this, _class);

	    return _super.apply(this, arguments);
	  }

	  _createClass(_class, [{
	    key: "init",
	    value: function init() {
	      var _get2;

	      this._rowStyle = this.options.rowStyle;

	      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
	        args[_key] = arguments[_key];
	      }

	      (_get2 = _get(_getPrototypeOf(_class.prototype), "init", this)).call.apply(_get2, [this].concat(args));
	    }
	  }, {
	    key: "initHeader",
	    value: function initHeader() {
	      var _get3;

	      for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
	        args[_key2] = arguments[_key2];
	      }

	      (_get3 = _get(_getPrototypeOf(_class.prototype), "initHeader", this)).call.apply(_get3, [this].concat(args));

	      var treeShowField = this.options.treeShowField;

	      if (treeShowField) {
	        var _iterator = _createForOfIteratorHelper(this.header.fields),
	            _step;

	        try {
	          for (_iterator.s(); !(_step = _iterator.n()).done;) {
	            var field = _step.value;

	            if (treeShowField === field) {
	              this.treeEnable = true;
	              break;
	            }
	          }
	        } catch (err) {
	          _iterator.e(err);
	        } finally {
	          _iterator.f();
	        }
	      }
	    }
	  }, {
	    key: "initBody",
	    value: function initBody() {
	      var _get4;

	      if (this.treeEnable) {
	        this.options.virtualScroll = false;
	      }

	      for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
	        args[_key3] = arguments[_key3];
	      }

	      (_get4 = _get(_getPrototypeOf(_class.prototype), "initBody", this)).call.apply(_get4, [this].concat(args));
	    }
	  }, {
	    key: "initTr",
	    value: function initTr(item, idx, data, parentDom) {
	      var _this = this;

	      var nodes = data.filter(function (it) {
	        return item[_this.options.idField] === it[_this.options.parentIdField];
	      });
	      parentDom.append(_get(_getPrototypeOf(_class.prototype), "initRow", this).call(this, item, idx, data, parentDom)); // init sub node

	      var len = nodes.length - 1;

	      for (var i = 0; i <= len; i++) {
	        var node = nodes[i];
	        var defaultItem = $__default['default'].extend(true, {}, item);
	        node._level = defaultItem._level + 1;
	        node._parent = defaultItem;

	        if (i === len) {
	          node._last = 1;
	        } // jquery.treegrid.js


	        this.options.rowStyle = function (item, idx) {
	          var res = _this._rowStyle(item, idx);

	          var id = item[_this.options.idField] ? item[_this.options.idField] : 0;
	          var pid = item[_this.options.parentIdField] ? item[_this.options.parentIdField] : 0;
	          res.classes = [res.classes || '', "treegrid-".concat(id), "treegrid-parent-".concat(pid)].join(' ');
	          return res;
	        };

	        this.initTr(node, $__default['default'].inArray(node, data), data, parentDom);
	      }
	    }
	  }, {
	    key: "initRow",
	    value: function initRow(item, idx, data, parentDom) {
	      var _this2 = this;

	      if (this.treeEnable) {
	        if (this.options.rootParentId === item[this.options.parentIdField] || !item[this.options.parentIdField]) {
	          if (item._level === undefined) {
	            item._level = 0;
	          } // jquery.treegrid.js


	          this.options.rowStyle = function (item, idx) {
	            var res = _this2._rowStyle(item, idx);

	            var x = item[_this2.options.idField] ? item[_this2.options.idField] : 0;
	            res.classes = [res.classes || '', "treegrid-".concat(x)].join(' ');
	            return res;
	          };

	          this.initTr(item, idx, data, parentDom);
	          return true;
	        }

	        return false;
	      }

	      return _get(_getPrototypeOf(_class.prototype), "initRow", this).call(this, item, idx, data, parentDom);
	    }
	  }, {
	    key: "destroy",
	    value: function destroy() {
	      var _get5;

	      for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) {
	        args[_key4] = arguments[_key4];
	      }

	      (_get5 = _get(_getPrototypeOf(_class.prototype), "destroy", this)).call.apply(_get5, [this].concat(args));

	      this.options.rowStyle = this._rowStyle;
	    }
	  }]);

	  return _class;
	}($__default['default'].BootstrapTable);

})));