1 files changed, 316 insertions, 0 deletions
diff --git a/vendor/twbs/bootstrap/js/dist/dom/event-handler.js b/vendor/twbs/bootstrap/js/dist/dom/event-handler.js
new file mode 100644
index 000000000..bca25d463
--- /dev/null
+++ b/vendor/twbs/bootstrap/js/dist/dom/event-handler.js
@@ -0,0 +1,316 @@
+/*!
+  * Bootstrap event-handler.js v5.0.2 (https://getbootstrap.com/)
+  * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  */
+(function (global, factory) {
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+  typeof define === 'function' && define.amd ? define(factory) :
+  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.EventHandler = factory());
+}(this, (function () { 'use strict';
+
+  const getjQuery = () => {
+    const {
+      jQuery
+    } = window;
+
+    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+      return jQuery;
+    }
+
+    return null;
+  };
+
+  /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v5.0.2): dom/event-handler.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * --------------------------------------------------------------------------
+   */
+  /**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+
+  const namespaceRegex = /[^.]*(?=\..*)\.|.*/;
+  const stripNameRegex = /\..*/;
+  const stripUidRegex = /::\d+$/;
+  const eventRegistry = {}; // Events storage
+
+  let uidEvent = 1;
+  const customEvents = {
+    mouseenter: 'mouseover',
+    mouseleave: 'mouseout'
+  };
+  const customEventsRegex = /^(mouseenter|mouseleave)/i;
+  const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']);
+  /**
+   * ------------------------------------------------------------------------
+   * Private methods
+   * ------------------------------------------------------------------------
+   */
+
+  function getUidEvent(element, uid) {
+    return uid && `${uid}::${uidEvent++}` || element.uidEvent || uidEvent++;
+  }
+
+  function getEvent(element) {
+    const uid = getUidEvent(element);
+    element.uidEvent = uid;
+    eventRegistry[uid] = eventRegistry[uid] || {};
+    return eventRegistry[uid];
+  }
+
+  function bootstrapHandler(element, fn) {
+    return function handler(event) {
+      event.delegateTarget = element;
+
+      if (handler.oneOff) {
+        EventHandler.off(element, event.type, fn);
+      }
+
+      return fn.apply(element, [event]);
+    };
+  }
+
+  function bootstrapDelegationHandler(element, selector, fn) {
+    return function handler(event) {
+      const domElements = element.querySelectorAll(selector);
+
+      for (let {
+        target
+      } = event; target && target !== this; target = target.parentNode) {
+        for (let i = domElements.length; i--;) {
+          if (domElements[i] === target) {
+            event.delegateTarget = target;
+
+            if (handler.oneOff) {
+              // eslint-disable-next-line unicorn/consistent-destructuring
+              EventHandler.off(element, event.type, selector, fn);
+            }
+
+            return fn.apply(target, [event]);
+          }
+        }
+      } // To please ESLint
+
+
+      return null;
+    };
+  }
+
+  function findHandler(events, handler, delegationSelector = null) {
+    const uidEventList = Object.keys(events);
+
+    for (let i = 0, len = uidEventList.length; i < len; i++) {
+      const event = events[uidEventList[i]];
+
+      if (event.originalHandler === handler && event.delegationSelector === delegationSelector) {
+        return event;
+      }
+    }
+
+    return null;
+  }
+
+  function normalizeParams(originalTypeEvent, handler, delegationFn) {
+    const delegation = typeof handler === 'string';
+    const originalHandler = delegation ? delegationFn : handler;
+    let typeEvent = getTypeEvent(originalTypeEvent);
+    const isNative = nativeEvents.has(typeEvent);
+
+    if (!isNative) {
+      typeEvent = originalTypeEvent;
+    }
+
+    return [delegation, originalHandler, typeEvent];
+  }
+
+  function addHandler(element, originalTypeEvent, handler, delegationFn, oneOff) {
+    if (typeof originalTypeEvent !== 'string' || !element) {
+      return;
+    }
+
+    if (!handler) {
+      handler = delegationFn;
+      delegationFn = null;
+    } // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position
+    // this prevents the handler from being dispatched the same way as mouseover or mouseout does
+
+
+    if (customEventsRegex.test(originalTypeEvent)) {
+      const wrapFn = fn => {
+        return function (event) {
+          if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) {
+            return fn.call(this, event);
+          }
+        };
+      };
+
+      if (delegationFn) {
+        delegationFn = wrapFn(delegationFn);
+      } else {
+        handler = wrapFn(handler);
+      }
+    }
+
+    const [delegation, originalHandler, typeEvent] = normalizeParams(originalTypeEvent, handler, delegationFn);
+    const events = getEvent(element);
+    const handlers = events[typeEvent] || (events[typeEvent] = {});
+    const previousFn = findHandler(handlers, originalHandler, delegation ? handler : null);
+
+    if (previousFn) {
+      previousFn.oneOff = previousFn.oneOff && oneOff;
+      return;
+    }
+
+    const uid = getUidEvent(originalHandler, originalTypeEvent.replace(namespaceRegex, ''));
+    const fn = delegation ? bootstrapDelegationHandler(element, handler, delegationFn) : bootstrapHandler(element, handler);
+    fn.delegationSelector = delegation ? handler : null;
+    fn.originalHandler = originalHandler;
+    fn.oneOff = oneOff;
+    fn.uidEvent = uid;
+    handlers[uid] = fn;
+    element.addEventListener(typeEvent, fn, delegation);
+  }
+
+  function removeHandler(element, events, typeEvent, handler, delegationSelector) {
+    const fn = findHandler(events[typeEvent], handler, delegationSelector);
+
+    if (!fn) {
+      return;
+    }
+
+    element.removeEventListener(typeEvent, fn, Boolean(delegationSelector));
+    delete events[typeEvent][fn.uidEvent];
+  }
+
+  function removeNamespacedHandlers(element, events, typeEvent, namespace) {
+    const storeElementEvent = events[typeEvent] || {};
+    Object.keys(storeElementEvent).forEach(handlerKey => {
+      if (handlerKey.includes(namespace)) {
+        const event = storeElementEvent[handlerKey];
+        removeHandler(element, events, typeEvent, event.originalHandler, event.delegationSelector);
+      }
+    });
+  }
+
+  function getTypeEvent(event) {
+    // allow to get the native events from namespaced events ('click.bs.button' --> 'click')
+    event = event.replace(stripNameRegex, '');
+    return customEvents[event] || event;
+  }
+
+  const EventHandler = {
+    on(element, event, handler, delegationFn) {
+      addHandler(element, event, handler, delegationFn, false);
+    },
+
+    one(element, event, handler, delegationFn) {
+      addHandler(element, event, handler, delegationFn, true);
+    },
+
+    off(element, originalTypeEvent, handler, delegationFn) {
+      if (typeof originalTypeEvent !== 'string' || !element) {
+        return;
+      }
+
+      const [delegation, originalHandler, typeEvent] = normalizeParams(originalTypeEvent, handler, delegationFn);
+      const inNamespace = typeEvent !== originalTypeEvent;
+      const events = getEvent(element);
+      const isNamespace = originalTypeEvent.startsWith('.');
+
+      if (typeof originalHandler !== 'undefined') {
+        // Simplest case: handler is passed, remove that listener ONLY.
+        if (!events || !events[typeEvent]) {
+          return;
+        }
+
+        removeHandler(element, events, typeEvent, originalHandler, delegation ? handler : null);
+        return;
+      }
+
+      if (isNamespace) {
+        Object.keys(events).forEach(elementEvent => {
+          removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1));
+        });
+      }
+
+      const storeElementEvent = events[typeEvent] || {};
+      Object.keys(storeElementEvent).forEach(keyHandlers => {
+        const handlerKey = keyHandlers.replace(stripUidRegex, '');
+
+        if (!inNamespace || originalTypeEvent.includes(handlerKey)) {
+          const event = storeElementEvent[keyHandlers];
+          removeHandler(element, events, typeEvent, event.originalHandler, event.delegationSelector);
+        }
+      });
+    },
+
+    trigger(element, event, args) {
+      if (typeof event !== 'string' || !element) {
+        return null;
+      }
+
+      const $ = getjQuery();
+      const typeEvent = getTypeEvent(event);
+      const inNamespace = event !== typeEvent;
+      const isNative = nativeEvents.has(typeEvent);
+      let jQueryEvent;
+      let bubbles = true;
+      let nativeDispatch = true;
+      let defaultPrevented = false;
+      let evt = null;
+
+      if (inNamespace && $) {
+        jQueryEvent = $.Event(event, args);
+        $(element).trigger(jQueryEvent);
+        bubbles = !jQueryEvent.isPropagationStopped();
+        nativeDispatch = !jQueryEvent.isImmediatePropagationStopped();
+        defaultPrevented = jQueryEvent.isDefaultPrevented();
+      }
+
+      if (isNative) {
+        evt = document.createEvent('HTMLEvents');
+        evt.initEvent(typeEvent, bubbles, true);
+      } else {
+        evt = new CustomEvent(event, {
+          bubbles,
+          cancelable: true
+        });
+      } // merge custom information in our event
+
+
+      if (typeof args !== 'undefined') {
+        Object.keys(args).forEach(key => {
+          Object.defineProperty(evt, key, {
+            get() {
+              return args[key];
+            }
+
+          });
+        });
+      }
+
+      if (defaultPrevented) {
+        evt.preventDefault();
+      }
+
+      if (nativeDispatch) {
+        element.dispatchEvent(evt);
+      }
+
+      if (evt.defaultPrevented && typeof jQueryEvent !== 'undefined') {
+        jQueryEvent.preventDefault();
+      }
+
+      return evt;
+    }
+
+  };
+
+  return EventHandler;
+
+})));
+//# sourceMappingURL=event-handler.js.map