Merge pull request #3054 from Xotic750/event_name_constants

Common event name constants, used by $emit and $on - DRY

src/utils/eventNames.js

@@ -0,0 +1,27 @@
+import {
+    APPEND,
+    CHANGE,
+    CLOSE,
+    DESTROY,
+    FORM,
+    ON,
+    POPPER,
+    QUERY,
+    REMOVE,
+    SELECT,
+    SELECTED,
+    UPDATE,
+} from './constants';
+import {
+    kebabJoin,
+} from './assist';
+
+export const EVENT_APPEND = kebabJoin(APPEND);
+export const EVENT_ON_CHANGE = kebabJoin(ON, CHANGE);
+export const EVENT_ON_DESTROY_POPPER = kebabJoin(ON, DESTROY, POPPER);
+export const EVENT_ON_FORM_CHANGE = kebabJoin(ON, FORM, CHANGE);
+export const EVENT_ON_QUERY_CHANGE = kebabJoin(ON, QUERY, CHANGE);
+export const EVENT_ON_SELECT_CLOSE = kebabJoin(ON, SELECT, CLOSE);
+export const EVENT_ON_SELECT_SELECTED = kebabJoin(ON, SELECT, SELECTED);
+export const EVENT_ON_UPDATE_POPPER = kebabJoin(ON, UPDATE, POPPER);
+export const EVENT_REMOVE = kebabJoin(REMOVE);