return to the original file structure to avoid breaking modularity

js/src/popover.js

@@ -0,0 +1,194 @@
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v4.3.1): popover.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+import { getjQuery } from './util/index'
+import Data from './dom/data'
+import SelectorEngine from './dom/selector-engine'
+import Tooltip from './tooltip'
+
+/**
+ * ------------------------------------------------------------------------
+ * Constants
+ * ------------------------------------------------------------------------
+ */
+
+const NAME = 'popover'
+const VERSION = '4.3.1'
+const DATA_KEY = 'bs.popover'
+const EVENT_KEY = `.${DATA_KEY}`
+const CLASS_PREFIX = 'bs-popover'
+const BSCLS_PREFIX_REGEX = new RegExp(`(^|\\s)${CLASS_PREFIX}\\S+`, 'g')
+
+const Default = {
+  ...Tooltip.Default,
+  placement: 'right',
+  trigger: 'click',
+  content: '',
+  template: '<div class="popover" role="tooltip">' +
+              '<div class="popover-arrow"></div>' +
+              '<h3 class="popover-header"></h3>' +
+              '<div class="popover-body"></div></div>'
+}
+
+const DefaultType = {
+  ...Tooltip.DefaultType,
+  content: '(string|element|function)'
+}
+
+const ClassName = {
+  FADE: 'fade',
+  SHOW: 'show'
+}
+
+const Selector = {
+  TITLE: '.popover-header',
+  CONTENT: '.popover-body'
+}
+
+const Event = {
+  HIDE: `hide${EVENT_KEY}`,
+  HIDDEN: `hidden${EVENT_KEY}`,
+  SHOW: `show${EVENT_KEY}`,
+  SHOWN: `shown${EVENT_KEY}`,
+  INSERTED: `inserted${EVENT_KEY}`,
+  CLICK: `click${EVENT_KEY}`,
+  FOCUSIN: `focusin${EVENT_KEY}`,
+  FOCUSOUT: `focusout${EVENT_KEY}`,
+  MOUSEENTER: `mouseenter${EVENT_KEY}`,
+  MOUSELEAVE: `mouseleave${EVENT_KEY}`
+}
+
+/**
+ * ------------------------------------------------------------------------
+ * Class Definition
+ * ------------------------------------------------------------------------
+ */
+
+class Popover extends Tooltip {
+  // Getters
+
+  static get VERSION() {
+    return VERSION
+  }
+
+  static get Default() {
+    return Default
+  }
+
+  static get NAME() {
+    return NAME
+  }
+
+  static get DATA_KEY() {
+    return DATA_KEY
+  }
+
+  static get Event() {
+    return Event
+  }
+
+  static get EVENT_KEY() {
+    return EVENT_KEY
+  }
+
+  static get DefaultType() {
+    return DefaultType
+  }
+
+  // Overrides
+
+  isWithContent() {
+    return this.getTitle() || this._getContent()
+  }
+
+  setContent() {
+    const tip = this.getTipElement()
+
+    // we use append for html objects to maintain js events
+    this.setElementContent(SelectorEngine.findOne(Selector.TITLE, tip), this.getTitle())
+    let content = this._getContent()
+    if (typeof content === 'function') {
+      content = content.call(this.element)
+    }
+
+    this.setElementContent(SelectorEngine.findOne(Selector.CONTENT, tip), content)
+
+    tip.classList.remove(ClassName.FADE)
+    tip.classList.remove(ClassName.SHOW)
+  }
+
+  _addAttachmentClass(attachment) {
+    this.getTipElement().classList.add(`${CLASS_PREFIX}-${attachment}`)
+  }
+
+  // Private
+
+  _getContent() {
+    return this.element.getAttribute('data-content') ||
+      this.config.content
+  }
+
+  _cleanTipClass() {
+    const tip = this.getTipElement()
+    const tabClass = tip.getAttribute('class').match(BSCLS_PREFIX_REGEX)
+
+    if (tabClass !== null && tabClass.length > 0) {
+      tabClass.map(token => token.trim())
+        .forEach(tClass => tip.classList.remove(tClass))
+    }
+  }
+
+  // Static
+
+  static jQueryInterface(config) {
+    return this.each(function () {
+      let data = Data.getData(this, DATA_KEY)
+      const _config = typeof config === 'object' ? config : null
+
+      if (!data && /dispose|hide/.test(config)) {
+        return
+      }
+
+      if (!data) {
+        data = new Popover(this, _config)
+        Data.setData(this, DATA_KEY, data)
+      }
+
+      if (typeof config === 'string') {
+        if (typeof data[config] === 'undefined') {
+          throw new TypeError(`No method named "${config}"`)
+        }
+
+        data[config]()
+      }
+    })
+  }
+
+  static getInstance(element) {
+    return Data.getData(element, DATA_KEY)
+  }
+}
+
+const $ = getjQuery()
+
+/**
+ * ------------------------------------------------------------------------
+ * jQuery
+ * ------------------------------------------------------------------------
+ */
+/* istanbul ignore if */
+if ($) {
+  const JQUERY_NO_CONFLICT = $.fn[NAME]
+  $.fn[NAME] = Popover.jQueryInterface
+  $.fn[NAME].Constructor = Popover
+  $.fn[NAME].noConflict = () => {
+    $.fn[NAME] = JQUERY_NO_CONFLICT
+    return Popover.jQueryInterface
+  }
+}
+
+export default Popover