Move getElementFromSelector & getSelectorFromElement to SelectorEngine (#36027)

* Move `getElementFromSelector` & getSelectorFromElement` inside selector-engine.js, in order to use SelectorEngine methods, avoiding raw querySelector usage

* add `getMultipleElementsFromSelector` helper

Co-authored-by: Julien Déramond <juderamond@gmail.com>

js/src/util/component-functions.js

@@ -6,7 +6,8 @@
  */
 
 import EventHandler from '../dom/event-handler.js'
-import { getElementFromSelector, isDisabled } from './index.js'
+import { isDisabled } from './index.js'
+import SelectorEngine from '../dom/selector-engine.js'
 
 const enableDismissTrigger = (component, method = 'hide') => {
   const clickEvent = `click.dismiss${component.EVENT_KEY}`
@@ -21,7 +22,7 @@ const enableDismissTrigger = (component, method = 'hide') => {
       return
     }
 
-    const target = getElementFromSelector(this) || this.closest(`.${name}`)
+    const target = SelectorEngine.getElementFromSelector(this) || this.closest(`.${name}`)
     const instance = component.getOrCreateInstance(target)
 
     // Method argument is left, for Alert and only, as it doesn't implement the 'hide' method

js/src/util/index.js

@@ -30,47 +30,6 @@ const getUID = prefix => {
   return prefix
 }
 
-const getSelector = element => {
-  let selector = element.getAttribute('data-bs-target')
-
-  if (!selector || selector === '#') {
-    let hrefAttribute = element.getAttribute('href')
-
-    // The only valid content that could double as a selector are IDs or classes,
-    // so everything starting with `#` or `.`. If a "real" URL is used as the selector,
-    // `document.querySelector` will rightfully complain it is invalid.
-    // See https://github.com/twbs/bootstrap/issues/32273
-    if (!hrefAttribute || (!hrefAttribute.includes('#') && !hrefAttribute.startsWith('.'))) {
-      return null
-    }
-
-    // Just in case some CMS puts out a full URL with the anchor appended
-    if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) {
-      hrefAttribute = `#${hrefAttribute.split('#')[1]}`
-    }
-
-    selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null
-  }
-
-  return selector
-}
-
-const getSelectorFromElement = element => {
-  const selector = getSelector(element)
-
-  if (selector) {
-    return document.querySelector(selector) ? selector : null
-  }
-
-  return null
-}
-
-const getElementFromSelector = element => {
-  const selector = getSelector(element)
-
-  return selector ? document.querySelector(selector) : null
-}
-
 const getTransitionDurationFromElement = element => {
   if (!element) {
     return 0
@@ -316,10 +275,8 @@ export {
   executeAfterTransition,
   findShadowRoot,
   getElement,
-  getElementFromSelector,
   getjQuery,
   getNextActiveElement,
-  getSelectorFromElement,
   getTransitionDurationFromElement,
   getUID,
   isDisabled,