Merge pull request Choices-js#992 from Choices-js/searchfloor0

Trigger search when clearing the input field with search floor of 0

src/scripts/choices.test.ts

@@ -1763,6 +1763,21 @@ describe('choices', () => {
 
         instance._onKeyUp({ target: null, keyCode: null });
       });
+
+      it('is fired with a searchFloor of 0', (done) => {
+        instance.config.searchFloor = 0;
+        instance.input.value = '';
+        instance.input.focus();
+        instance.passedElement.element.addEventListener('search', (event) => {
+          expect(event.detail).to.eql({
+            value: instance.input.value,
+            resultCount: 0,
+          });
+          done();
+        });
+
+        instance._onKeyUp({ target: null, keyCode: null });
+      });
     });
   });
 

src/scripts/choices.ts

@@ -1230,7 +1230,7 @@ class Choices implements Choices {
   }
 
   _handleSearch(value: string): void {
-    if (!value || !this.input.isFocussed) {
+    if (!this.input.isFocussed) {
       return;
     }
 
@@ -1239,7 +1239,11 @@ class Choices implements Choices {
     const hasUnactiveChoices = choices.some((option) => !option.active);
 
     // Check that we have a value to search and the input was an alphanumeric character
-    if (value && value.length >= searchFloor) {
+    if (
+      value !== null &&
+      typeof value !== 'undefined' &&
+      value.length >= searchFloor
+    ) {
       const resultCount = searchChoices ? this._searchChoices(value) : 0;
       // Trigger search event
       this.passedElement.triggerEvent(EVENTS.search, {