Add Tom-Select lib

node_modules/tom-select/dist/esm/plugins/dropdown_header/plugin.js

@@ -0,0 +1,102 @@
+/**
+* Tom Select v2.4.3
+* Licensed under the Apache License, Version 2.0 (the "License");
+*/
+
+/**
+ * Converts a scalar to its best string representation
+ * for hash keys and HTML attribute values.
+ *
+ * Transformations:
+ *   'str'     -> 'str'
+ *   null      -> ''
+ *   undefined -> ''
+ *   true      -> '1'
+ *   false     -> '0'
+ *   0         -> '0'
+ *   1         -> '1'
+ *
+ */
+
+/**
+ * Prevent default
+ *
+ */
+const preventDefault = (evt, stop = false) => {
+  if (evt) {
+    evt.preventDefault();
+    if (stop) {
+      evt.stopPropagation();
+    }
+  }
+};
+
+/**
+ * Return a dom element from either a dom query string, jQuery object, a dom element or html string
+ * https://stackoverflow.com/questions/494143/creating-a-new-dom-element-from-an-html-string-using-built-in-dom-methods-or-pro/35385518#35385518
+ *
+ * param query should be {}
+ */
+const getDom = query => {
+  if (query.jquery) {
+    return query[0];
+  }
+  if (query instanceof HTMLElement) {
+    return query;
+  }
+  if (isHtmlString(query)) {
+    var tpl = document.createElement('template');
+    tpl.innerHTML = query.trim(); // Never return a text node of whitespace as the result
+    return tpl.content.firstChild;
+  }
+  return document.querySelector(query);
+};
+const isHtmlString = arg => {
+  if (typeof arg === 'string' && arg.indexOf('<') > -1) {
+    return true;
+  }
+  return false;
+};
+
+/**
+ * Plugin: "dropdown_header" (Tom Select)
+ * Copyright (c) contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
+ * file except in compliance with the License. You may obtain a copy of the License at:
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
+ * ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ *
+ */
+
+function plugin (userOptions) {
+  const self = this;
+  const options = Object.assign({
+    title: 'Untitled',
+    headerClass: 'dropdown-header',
+    titleRowClass: 'dropdown-header-title',
+    labelClass: 'dropdown-header-label',
+    closeClass: 'dropdown-header-close',
+    html: data => {
+      return '<div class="' + data.headerClass + '">' + '<div class="' + data.titleRowClass + '">' + '<span class="' + data.labelClass + '">' + data.title + '</span>' + '<a class="' + data.closeClass + '">&times;</a>' + '</div>' + '</div>';
+    }
+  }, userOptions);
+  self.on('initialize', () => {
+    var header = getDom(options.html(options));
+    var close_link = header.querySelector('.' + options.closeClass);
+    if (close_link) {
+      close_link.addEventListener('click', evt => {
+        preventDefault(evt, true);
+        self.close();
+      });
+    }
+    self.dropdown.insertBefore(header, self.dropdown.firstChild);
+  });
+}
+
+export { plugin as default };
+//# sourceMappingURL=plugin.js.map