/*!
  * Bootstrap manipulator.js v4.3.1 (https://getbootstrap.com/)
  * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global = global || self, global.Manipulator = factory());
}(this, (function () { 'use strict';

  function _defineProperty(obj, key, value) {
    if (key in obj) {
      Object.defineProperty(obj, key, {
        value: value,
        enumerable: true,
        configurable: true,
        writable: true
      });
    } else {
      obj[key] = value;
    }

    return obj;
  }

  function ownKeys(object, enumerableOnly) {
    var keys = Object.keys(object);

    if (Object.getOwnPropertySymbols) {
      var symbols = Object.getOwnPropertySymbols(object);
      if (enumerableOnly) symbols = symbols.filter(function (sym) {
        return Object.getOwnPropertyDescriptor(object, sym).enumerable;
      });
      keys.push.apply(keys, symbols);
    }

    return keys;
  }

  function _objectSpread2(target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i] != null ? arguments[i] : {};

      if (i % 2) {
        ownKeys(Object(source), true).forEach(function (key) {
          _defineProperty(target, key, source[key]);
        });
      } else if (Object.getOwnPropertyDescriptors) {
        Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
      } else {
        ownKeys(Object(source)).forEach(function (key) {
          Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
        });
      }
    }

    return target;
  }

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.3.1): dom/manipulator.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */
  function normalizeData(val) {
    if (val === 'true') {
      return true;
    }

    if (val === 'false') {
      return false;
    }

    if (val === Number(val).toString()) {
      return Number(val);
    }

    if (val === '' || val === 'null') {
      return null;
    }

    return val;
  }

  function normalizeDataKey(key) {
    return key.replace(/[A-Z]/g, function (chr) {
      return "-" + chr.toLowerCase();
    });
  }

  var Manipulator = {
    setDataAttribute: function setDataAttribute(element, key, value) {
      element.setAttribute("data-" + normalizeDataKey(key), value);
    },
    removeDataAttribute: function removeDataAttribute(element, key) {
      element.removeAttribute("data-" + normalizeDataKey(key));
    },
    getDataAttributes: function getDataAttributes(element) {
      if (!element) {
        return {};
      }

      var attributes = _objectSpread2({}, element.dataset);

      Object.keys(attributes).forEach(function (key) {
        attributes[key] = normalizeData(attributes[key]);
      });
      return attributes;
    },
    getDataAttribute: function getDataAttribute(element, key) {
      return normalizeData(element.getAttribute("data-" + normalizeDataKey(key)));
    },
    offset: function offset(element) {
      var rect = element.getBoundingClientRect();
      return {
        top: rect.top + document.body.scrollTop,
        left: rect.left + document.body.scrollLeft
      };
    },
    position: function position(element) {
      return {
        top: element.offsetTop,
        left: element.offsetLeft
      };
    },
    toggleClass: function toggleClass(element, className) {
      if (!element) {
        return;
      }

      if (element.classList.contains(className)) {
        element.classList.remove(className);
      } else {
        element.classList.add(className);
      }
    }
  };

  return Manipulator;

})));
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