Merge branch 'remove-iife-filtered-search-bundle' into 'master'

Remove IIFE's in filtered_search_bundle.js

See merge request !10730

6 files changed, 765 insertions, 777 deletions

diff --git a/spec/javascripts/filtered_search/dropdown_user_spec.js b/spec/javascripts/filtered_search/dropdown_user_spec.js
index 2b1fe5e3eef..3f92fe4701e 100644
--- a/spec/javascripts/filtered_search/dropdown_user_spec.js
+++ b/spec/javascripts/filtered_search/dropdown_user_spec.js
@@ -3,69 +3,67 @@ require('~/filtered_search/filtered_search_tokenizer');
 require('~/filtered_search/filtered_search_dropdown');
 require('~/filtered_search/dropdown_user');
 
-(() => {
-  describe('Dropdown User', () => {
-    describe('getSearchInput', () => {
-      let dropdownUser;
+describe('Dropdown User', () => {
+  describe('getSearchInput', () => {
+    let dropdownUser;
 
-      beforeEach(() => {
-        spyOn(gl.DropdownUser.prototype, 'bindEvents').and.callFake(() => {});
-        spyOn(gl.DropdownUser.prototype, 'getProjectId').and.callFake(() => {});
-        spyOn(gl.DropdownUtils, 'getSearchInput').and.callFake(() => {});
+    beforeEach(() => {
+      spyOn(gl.DropdownUser.prototype, 'bindEvents').and.callFake(() => {});
+      spyOn(gl.DropdownUser.prototype, 'getProjectId').and.callFake(() => {});
+      spyOn(gl.DropdownUtils, 'getSearchInput').and.callFake(() => {});
 
-        dropdownUser = new gl.DropdownUser();
-      });
-
-      it('should not return the double quote found in value', () => {
-        spyOn(gl.FilteredSearchTokenizer, 'processTokens').and.returnValue({
-          lastToken: '"johnny appleseed',
-        });
+      dropdownUser = new gl.DropdownUser();
+    });
 
-        expect(dropdownUser.getSearchInput()).toBe('johnny appleseed');
+    it('should not return the double quote found in value', () => {
+      spyOn(gl.FilteredSearchTokenizer, 'processTokens').and.returnValue({
+        lastToken: '"johnny appleseed',
       });
 
-      it('should not return the single quote found in value', () => {
-        spyOn(gl.FilteredSearchTokenizer, 'processTokens').and.returnValue({
-          lastToken: '\'larry boy',
-        });
+      expect(dropdownUser.getSearchInput()).toBe('johnny appleseed');
+    });
 
-        expect(dropdownUser.getSearchInput()).toBe('larry boy');
+    it('should not return the single quote found in value', () => {
+      spyOn(gl.FilteredSearchTokenizer, 'processTokens').and.returnValue({
+        lastToken: '\'larry boy',
       });
+
+      expect(dropdownUser.getSearchInput()).toBe('larry boy');
     });
+  });
 
-    describe('config AjaxFilter\'s endpoint', () => {
-      beforeEach(() => {
-        spyOn(gl.DropdownUser.prototype, 'bindEvents').and.callFake(() => {});
-        spyOn(gl.DropdownUser.prototype, 'getProjectId').and.callFake(() => {});
-      });
+  describe('config AjaxFilter\'s endpoint', () => {
+    beforeEach(() => {
+      spyOn(gl.DropdownUser.prototype, 'bindEvents').and.callFake(() => {});
+      spyOn(gl.DropdownUser.prototype, 'getProjectId').and.callFake(() => {});
+    });
 
-      it('should return endpoint', () => {
-        window.gon = {
-          relative_url_root: '',
-        };
-        const dropdown = new gl.DropdownUser();
+    it('should return endpoint', () => {
+      window.gon = {
+        relative_url_root: '',
+      };
+      const dropdown = new gl.DropdownUser();
 
-        expect(dropdown.config.AjaxFilter.endpoint).toBe('/autocomplete/users.json');
-      });
+      expect(dropdown.config.AjaxFilter.endpoint).toBe('/autocomplete/users.json');
+    });
 
-      it('should return endpoint when relative_url_root is undefined', () => {
-        const dropdown = new gl.DropdownUser();
+    it('should return endpoint when relative_url_root is undefined', () => {
+      const dropdown = new gl.DropdownUser();
 
-        expect(dropdown.config.AjaxFilter.endpoint).toBe('/autocomplete/users.json');
-      });
+      expect(dropdown.config.AjaxFilter.endpoint).toBe('/autocomplete/users.json');
+    });
 
-      it('should return endpoint with relative url when available', () => {
-        window.gon = {
-          relative_url_root: '/gitlab_directory',
-        };
-        const dropdown = new gl.DropdownUser();
+    it('should return endpoint with relative url when available', () => {
+      window.gon = {
+        relative_url_root: '/gitlab_directory',
+      };
+      const dropdown = new gl.DropdownUser();
 
-        expect(dropdown.config.AjaxFilter.endpoint).toBe('/gitlab_directory/autocomplete/users.json');
-      });
+      expect(dropdown.config.AjaxFilter.endpoint).toBe('/gitlab_directory/autocomplete/users.json');
+    });
 
-      afterEach(() => {
-        window.gon = {};
-      });
+    afterEach(() => {
+      window.gon = {};
     });
   });
-})();
+});
diff --git a/spec/javascripts/filtered_search/dropdown_utils_spec.js b/spec/javascripts/filtered_search/dropdown_utils_spec.js
index e6538020896..c820c955172 100644
--- a/spec/javascripts/filtered_search/dropdown_utils_spec.js
+++ b/spec/javascripts/filtered_search/dropdown_utils_spec.js
@@ -3,308 +3,306 @@ require('~/filtered_search/dropdown_utils');
 require('~/filtered_search/filtered_search_tokenizer');
 require('~/filtered_search/filtered_search_dropdown_manager');
 
-(() => {
-  describe('Dropdown Utils', () => {
-    describe('getEscapedText', () => {
-      it('should return same word when it has no space', () => {
-        const escaped = gl.DropdownUtils.getEscapedText('textWithoutSpace');
-        expect(escaped).toBe('textWithoutSpace');
-      });
+describe('Dropdown Utils', () => {
+  describe('getEscapedText', () => {
+    it('should return same word when it has no space', () => {
+      const escaped = gl.DropdownUtils.getEscapedText('textWithoutSpace');
+      expect(escaped).toBe('textWithoutSpace');
+    });
 
-      it('should escape with double quotes', () => {
-        let escaped = gl.DropdownUtils.getEscapedText('text with space');
-        expect(escaped).toBe('"text with space"');
+    it('should escape with double quotes', () => {
+      let escaped = gl.DropdownUtils.getEscapedText('text with space');
+      expect(escaped).toBe('"text with space"');
 
-        escaped = gl.DropdownUtils.getEscapedText('won\'t fix');
-        expect(escaped).toBe('"won\'t fix"');
-      });
+      escaped = gl.DropdownUtils.getEscapedText('won\'t fix');
+      expect(escaped).toBe('"won\'t fix"');
+    });
 
-      it('should escape with single quotes', () => {
-        const escaped = gl.DropdownUtils.getEscapedText('won"t fix');
-        expect(escaped).toBe('\'won"t fix\'');
-      });
+    it('should escape with single quotes', () => {
+      const escaped = gl.DropdownUtils.getEscapedText('won"t fix');
+      expect(escaped).toBe('\'won"t fix\'');
+    });
 
-      it('should escape with single quotes by default', () => {
-        const escaped = gl.DropdownUtils.getEscapedText('won"t\' fix');
-        expect(escaped).toBe('\'won"t\' fix\'');
-      });
+    it('should escape with single quotes by default', () => {
+      const escaped = gl.DropdownUtils.getEscapedText('won"t\' fix');
+      expect(escaped).toBe('\'won"t\' fix\'');
     });
+  });
 
-    describe('filterWithSymbol', () => {
-      let input;
-      const item = {
-        title: '@root',
-      };
+  describe('filterWithSymbol', () => {
+    let input;
+    const item = {
+      title: '@root',
+    };
 
-      beforeEach(() => {
-        setFixtures(`
-          <input type="text" id="test" />
-        `);
+    beforeEach(() => {
+      setFixtures(`
+        <input type="text" id="test" />
+      `);
 
-        input = document.getElementById('test');
-      });
+      input = document.getElementById('test');
+    });
 
-      it('should filter without symbol', () => {
-        input.value = 'roo';
+    it('should filter without symbol', () => {
+      input.value = 'roo';
 
-        const updatedItem = gl.DropdownUtils.filterWithSymbol('@', input, item);
-        expect(updatedItem.droplab_hidden).toBe(false);
-      });
+      const updatedItem = gl.DropdownUtils.filterWithSymbol('@', input, item);
+      expect(updatedItem.droplab_hidden).toBe(false);
+    });
 
-      it('should filter with symbol', () => {
-        input.value = '@roo';
+    it('should filter with symbol', () => {
+      input.value = '@roo';
 
-        const updatedItem = gl.DropdownUtils.filterWithSymbol('@', input, item);
-        expect(updatedItem.droplab_hidden).toBe(false);
-      });
+      const updatedItem = gl.DropdownUtils.filterWithSymbol('@', input, item);
+      expect(updatedItem.droplab_hidden).toBe(false);
+    });
 
-      describe('filters multiple word title', () => {
-        const multipleWordItem = {
-          title: 'Community Contributions',
-        };
+    describe('filters multiple word title', () => {
+      const multipleWordItem = {
+        title: 'Community Contributions',
+      };
 
-        it('should filter with double quote', () => {
-          input.value = '"';
+      it('should filter with double quote', () => {
+        input.value = '"';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with double quote and symbol', () => {
-          input.value = '~"';
+      it('should filter with double quote and symbol', () => {
+        input.value = '~"';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with double quote and multiple words', () => {
-          input.value = '"community con';
+      it('should filter with double quote and multiple words', () => {
+        input.value = '"community con';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with double quote, symbol and multiple words', () => {
-          input.value = '~"community con';
+      it('should filter with double quote, symbol and multiple words', () => {
+        input.value = '~"community con';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with single quote', () => {
-          input.value = '\'';
+      it('should filter with single quote', () => {
+        input.value = '\'';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with single quote and symbol', () => {
-          input.value = '~\'';
+      it('should filter with single quote and symbol', () => {
+        input.value = '~\'';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with single quote and multiple words', () => {
-          input.value = '\'community con';
+      it('should filter with single quote and multiple words', () => {
+        input.value = '\'community con';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
+      });
 
-        it('should filter with single quote, symbol and multiple words', () => {
-          input.value = '~\'community con';
+      it('should filter with single quote, symbol and multiple words', () => {
+        input.value = '~\'community con';
 
-          const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
-          expect(updatedItem.droplab_hidden).toBe(false);
-        });
+        const updatedItem = gl.DropdownUtils.filterWithSymbol('~', input, multipleWordItem);
+        expect(updatedItem.droplab_hidden).toBe(false);
       });
     });
+  });
 
-    describe('filterHint', () => {
-      let input;
-
-      beforeEach(() => {
-        setFixtures(`
-          <ul class="tokens-container">
-            <li class="input-token">
-              <input class="filtered-search" type="text" id="test" />
-            </li>
-          </ul>
-        `);
-
-        input = document.getElementById('test');
-      });
+  describe('filterHint', () => {
+    let input;
 
-      it('should filter', () => {
-        input.value = 'l';
-        let updatedItem = gl.DropdownUtils.filterHint(input, {
-          hint: 'label',
-        });
-        expect(updatedItem.droplab_hidden).toBe(false);
+    beforeEach(() => {
+      setFixtures(`
+        <ul class="tokens-container">
+          <li class="input-token">
+            <input class="filtered-search" type="text" id="test" />
+          </li>
+        </ul>
+      `);
 
-        input.value = 'o';
-        updatedItem = gl.DropdownUtils.filterHint(input, {
-          hint: 'label',
-        });
-        expect(updatedItem.droplab_hidden).toBe(true);
-      });
+      input = document.getElementById('test');
+    });
 
-      it('should return droplab_hidden false when item has no hint', () => {
-        const updatedItem = gl.DropdownUtils.filterHint(input, {}, '');
-        expect(updatedItem.droplab_hidden).toBe(false);
+    it('should filter', () => {
+      input.value = 'l';
+      let updatedItem = gl.DropdownUtils.filterHint(input, {
+        hint: 'label',
       });
+      expect(updatedItem.droplab_hidden).toBe(false);
 
-      it('should allow multiple if item.type is array', () => {
-        input.value = 'label:~first la';
-        const updatedItem = gl.DropdownUtils.filterHint(input, {
-          hint: 'label',
-          type: 'array',
-        });
-        expect(updatedItem.droplab_hidden).toBe(false);
+      input.value = 'o';
+      updatedItem = gl.DropdownUtils.filterHint(input, {
+        hint: 'label',
       });
+      expect(updatedItem.droplab_hidden).toBe(true);
+    });
 
-      it('should prevent multiple if item.type is not array', () => {
-        input.value = 'milestone:~first mile';
-        let updatedItem = gl.DropdownUtils.filterHint(input, {
-          hint: 'milestone',
-        });
-        expect(updatedItem.droplab_hidden).toBe(true);
+    it('should return droplab_hidden false when item has no hint', () => {
+      const updatedItem = gl.DropdownUtils.filterHint(input, {}, '');
+      expect(updatedItem.droplab_hidden).toBe(false);
+    });
 
-        updatedItem = gl.DropdownUtils.filterHint(input, {
-          hint: 'milestone',
-          type: 'string',
-        });
-        expect(updatedItem.droplab_hidden).toBe(true);
+    it('should allow multiple if item.type is array', () => {
+      input.value = 'label:~first la';
+      const updatedItem = gl.DropdownUtils.filterHint(input, {
+        hint: 'label',
+        type: 'array',
       });
+      expect(updatedItem.droplab_hidden).toBe(false);
     });
 
-    describe('setDataValueIfSelected', () => {
-      beforeEach(() => {
-        spyOn(gl.FilteredSearchDropdownManager, 'addWordToInput')
-          .and.callFake(() => {});
+    it('should prevent multiple if item.type is not array', () => {
+      input.value = 'milestone:~first mile';
+      let updatedItem = gl.DropdownUtils.filterHint(input, {
+        hint: 'milestone',
       });
+      expect(updatedItem.droplab_hidden).toBe(true);
 
-      it('calls addWordToInput when dataValue exists', () => {
-        const selected = {
-          getAttribute: () => 'value',
-        };
-
-        gl.DropdownUtils.setDataValueIfSelected(null, selected);
-        expect(gl.FilteredSearchDropdownManager.addWordToInput.calls.count()).toEqual(1);
+      updatedItem = gl.DropdownUtils.filterHint(input, {
+        hint: 'milestone',
+        type: 'string',
       });
+      expect(updatedItem.droplab_hidden).toBe(true);
+    });
+  });
 
-      it('returns true when dataValue exists', () => {
-        const selected = {
-          getAttribute: () => 'value',
-        };
+  describe('setDataValueIfSelected', () => {
+    beforeEach(() => {
+      spyOn(gl.FilteredSearchDropdownManager, 'addWordToInput')
+        .and.callFake(() => {});
+    });
 
-        const result = gl.DropdownUtils.setDataValueIfSelected(null, selected);
-        expect(result).toBe(true);
-      });
+    it('calls addWordToInput when dataValue exists', () => {
+      const selected = {
+        getAttribute: () => 'value',
+      };
 
-      it('returns false when dataValue does not exist', () => {
-        const selected = {
-          getAttribute: () => null,
-        };
+      gl.DropdownUtils.setDataValueIfSelected(null, selected);
+      expect(gl.FilteredSearchDropdownManager.addWordToInput.calls.count()).toEqual(1);
+    });
 
-        const result = gl.DropdownUtils.setDataValueIfSelected(null, selected);
-        expect(result).toBe(false);
-      });
+    it('returns true when dataValue exists', () => {
+      const selected = {
+        getAttribute: () => 'value',
+      };
+
+      const result = gl.DropdownUtils.setDataValueIfSelected(null, selected);
+      expect(result).toBe(true);
     });
 
-    describe('getInputSelectionPosition', () => {
-      describe('word with trailing spaces', () => {
-        const value = 'label:none ';
+    it('returns false when dataValue does not exist', () => {
+      const selected = {
+        getAttribute: () => null,
+      };
+
+      const result = gl.DropdownUtils.setDataValueIfSelected(null, selected);
+      expect(result).toBe(false);
+    });
+  });
 
-        it('should return selectionStart when cursor is at the trailing space', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 11,
-            value,
-          });
+  describe('getInputSelectionPosition', () => {
+    describe('word with trailing spaces', () => {
+      const value = 'label:none ';
 
-          expect(left).toBe(11);
-          expect(right).toBe(11);
+      it('should return selectionStart when cursor is at the trailing space', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 11,
+          value,
         });
 
-        it('should return input when cursor is at the start of input', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 0,
-            value,
-          });
+        expect(left).toBe(11);
+        expect(right).toBe(11);
+      });
 
-          expect(left).toBe(0);
-          expect(right).toBe(10);
+      it('should return input when cursor is at the start of input', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 0,
+          value,
         });
 
-        it('should return input when cursor is at the middle of input', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 7,
-            value,
-          });
+        expect(left).toBe(0);
+        expect(right).toBe(10);
+      });
 
-          expect(left).toBe(0);
-          expect(right).toBe(10);
+      it('should return input when cursor is at the middle of input', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 7,
+          value,
         });
 
-        it('should return input when cursor is at the end of input', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 10,
-            value,
-          });
+        expect(left).toBe(0);
+        expect(right).toBe(10);
+      });
 
-          expect(left).toBe(0);
-          expect(right).toBe(10);
+      it('should return input when cursor is at the end of input', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 10,
+          value,
         });
-      });
 
-      describe('multiple words', () => {
-        const value = 'label:~"Community Contribution"';
+        expect(left).toBe(0);
+        expect(right).toBe(10);
+      });
+    });
 
-        it('should return input when cursor is after the first word', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 17,
-            value,
-          });
+    describe('multiple words', () => {
+      const value = 'label:~"Community Contribution"';
 
-          expect(left).toBe(0);
-          expect(right).toBe(31);
+      it('should return input when cursor is after the first word', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 17,
+          value,
         });
 
-        it('should return input when cursor is before the second word', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 18,
-            value,
-          });
+        expect(left).toBe(0);
+        expect(right).toBe(31);
+      });
 
-          expect(left).toBe(0);
-          expect(right).toBe(31);
+      it('should return input when cursor is before the second word', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 18,
+          value,
         });
-      });
 
-      describe('incomplete multiple words', () => {
-        const value = 'label:~"Community Contribution';
+        expect(left).toBe(0);
+        expect(right).toBe(31);
+      });
+    });
 
-        it('should return entire input when cursor is at the start of input', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 0,
-            value,
-          });
+    describe('incomplete multiple words', () => {
+      const value = 'label:~"Community Contribution';
 
-          expect(left).toBe(0);
-          expect(right).toBe(30);
+      it('should return entire input when cursor is at the start of input', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 0,
+          value,
         });
 
-        it('should return entire input when cursor is at the end of input', () => {
-          const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
-            selectionStart: 30,
-            value,
-          });
+        expect(left).toBe(0);
+        expect(right).toBe(30);
+      });
 
-          expect(left).toBe(0);
-          expect(right).toBe(30);
+      it('should return entire input when cursor is at the end of input', () => {
+        const { left, right } = gl.DropdownUtils.getInputSelectionPosition({
+          selectionStart: 30,
+          value,
         });
+
+        expect(left).toBe(0);
+        expect(right).toBe(30);
       });
     });
   });
-})();
+});
diff --git a/spec/javascripts/filtered_search/filtered_search_dropdown_manager_spec.js b/spec/javascripts/filtered_search/filtered_search_dropdown_manager_spec.js
index a1da3396d7b..17bf8932489 100644
--- a/spec/javascripts/filtered_search/filtered_search_dropdown_manager_spec.js
+++ b/spec/javascripts/filtered_search/filtered_search_dropdown_manager_spec.js
@@ -3,99 +3,97 @@ require('~/filtered_search/filtered_search_visual_tokens');
 require('~/filtered_search/filtered_search_tokenizer');
 require('~/filtered_search/filtered_search_dropdown_manager');
 
-(() => {
-  describe('Filtered Search Dropdown Manager', () => {
-    describe('addWordToInput', () => {
-      function getInputValue() {
-        return document.querySelector('.filtered-search').value;
-      }
-
-      function setInputValue(value) {
-        document.querySelector('.filtered-search').value = value;
-      }
-
-      beforeEach(() => {
-        setFixtures(`
-          <ul class="tokens-container">
-            <li class="input-token">
-              <input class="filtered-search">
-            </li>
-          </ul>
-        `);
-      });
+describe('Filtered Search Dropdown Manager', () => {
+  describe('addWordToInput', () => {
+    function getInputValue() {
+      return document.querySelector('.filtered-search').value;
+    }
+
+    function setInputValue(value) {
+      document.querySelector('.filtered-search').value = value;
+    }
+
+    beforeEach(() => {
+      setFixtures(`
+        <ul class="tokens-container">
+          <li class="input-token">
+            <input class="filtered-search">
+          </li>
+        </ul>
+      `);
+    });
 
-      describe('input has no existing value', () => {
-        it('should add just tokenName', () => {
-          gl.FilteredSearchDropdownManager.addWordToInput('milestone');
+    describe('input has no existing value', () => {
+      it('should add just tokenName', () => {
+        gl.FilteredSearchDropdownManager.addWordToInput('milestone');
 
-          const token = document.querySelector('.tokens-container .js-visual-token');
+        const token = document.querySelector('.tokens-container .js-visual-token');
 
-          expect(token.classList.contains('filtered-search-token')).toEqual(true);
-          expect(token.querySelector('.name').innerText).toBe('milestone');
-          expect(getInputValue()).toBe('');
-        });
+        expect(token.classList.contains('filtered-search-token')).toEqual(true);
+        expect(token.querySelector('.name').innerText).toBe('milestone');
+        expect(getInputValue()).toBe('');
+      });
 
-        it('should add tokenName and tokenValue', () => {
-          gl.FilteredSearchDropdownManager.addWordToInput('label');
+      it('should add tokenName and tokenValue', () => {
+        gl.FilteredSearchDropdownManager.addWordToInput('label');
 
-          let token = document.querySelector('.tokens-container .js-visual-token');
+        let token = document.querySelector('.tokens-container .js-visual-token');
 
-          expect(token.classList.contains('filtered-search-token')).toEqual(true);
-          expect(token.querySelector('.name').innerText).toBe('label');
-          expect(getInputValue()).toBe('');
+        expect(token.classList.contains('filtered-search-token')).toEqual(true);
+        expect(token.querySelector('.name').innerText).toBe('label');
+        expect(getInputValue()).toBe('');
 
-          gl.FilteredSearchDropdownManager.addWordToInput('label', 'none');
-          // We have to get that reference again
-          // Because gl.FilteredSearchDropdownManager deletes the previous token
-          token = document.querySelector('.tokens-container .js-visual-token');
+        gl.FilteredSearchDropdownManager.addWordToInput('label', 'none');
+        // We have to get that reference again
+        // Because gl.FilteredSearchDropdownManager deletes the previous token
+        token = document.querySelector('.tokens-container .js-visual-token');
 
-          expect(token.classList.contains('filtered-search-token')).toEqual(true);
-          expect(token.querySelector('.name').innerText).toBe('label');
-          expect(token.querySelector('.value').innerText).toBe('none');
-          expect(getInputValue()).toBe('');
-        });
+        expect(token.classList.contains('filtered-search-token')).toEqual(true);
+        expect(token.querySelector('.name').innerText).toBe('label');
+        expect(token.querySelector('.value').innerText).toBe('none');
+        expect(getInputValue()).toBe('');
       });
+    });
 
-      describe('input has existing value', () => {
-        it('should be able to just add tokenName', () => {
-          setInputValue('a');
-          gl.FilteredSearchDropdownManager.addWordToInput('author');
+    describe('input has existing value', () => {
+      it('should be able to just add tokenName', () => {
+        setInputValue('a');
+        gl.FilteredSearchDropdownManager.addWordToInput('author');
 
-          const token = document.querySelector('.tokens-container .js-visual-token');
+        const token = document.querySelector('.tokens-container .js-visual-token');
 
-          expect(token.classList.contains('filtered-search-token')).toEqual(true);
-          expect(token.querySelector('.name').innerText).toBe('author');
-          expect(getInputValue()).toBe('');
-        });
+        expect(token.classList.contains('filtered-search-token')).toEqual(true);
+        expect(token.querySelector('.name').innerText).toBe('author');
+        expect(getInputValue()).toBe('');
+      });
 
-        it('should replace tokenValue', () => {
-          gl.FilteredSearchDropdownManager.addWordToInput('author');
+      it('should replace tokenValue', () => {
+        gl.FilteredSearchDropdownManager.addWordToInput('author');
 
-          setInputValue('roo');
-          gl.FilteredSearchDropdownManager.addWordToInput(null, '@root');
+        setInputValue('roo');
+        gl.FilteredSearchDropdownManager.addWordToInput(null, '@root');
 
-          const token = document.querySelector('.tokens-container .js-visual-token');
+        const token = document.querySelector('.tokens-container .js-visual-token');
 
-          expect(token.classList.contains('filtered-search-token')).toEqual(true);
-          expect(token.querySelector('.name').innerText).toBe('author');
-          expect(token.querySelector('.value').innerText).toBe('@root');
-          expect(getInputValue()).toBe('');
-        });
+        expect(token.classList.contains('filtered-search-token')).toEqual(true);
+        expect(token.querySelector('.name').innerText).toBe('author');
+        expect(token.querySelector('.value').innerText).toBe('@root');
+        expect(getInputValue()).toBe('');
+      });
 
-        it('should add tokenValues containing spaces', () => {
-          gl.FilteredSearchDropdownManager.addWordToInput('label');
+      it('should add tokenValues containing spaces', () => {
+        gl.FilteredSearchDropdownManager.addWordToInput('label');
 
-          setInputValue('"test ');
-          gl.FilteredSearchDropdownManager.addWordToInput('label', '~\'"test me"\'');
+        setInputValue('"test ');
+        gl.FilteredSearchDropdownManager.addWordToInput('label', '~\'"test me"\'');
 
-          const token = document.querySelector('.tokens-container .js-visual-token');
+        const token = document.querySelector('.tokens-container .js-visual-token');
 
-          expect(token.classList.contains('filtered-search-token')).toEqual(true);
-          expect(token.querySelector('.name').innerText).toBe('label');
-          expect(token.querySelector('.value').innerText).toBe('~\'"test me"\'');
-          expect(getInputValue()).toBe('');
-        });
+        expect(token.classList.contains('filtered-search-token')).toEqual(true);
+        expect(token.querySelector('.name').innerText).toBe('label');
+        expect(token.querySelector('.value').innerText).toBe('~\'"test me"\'');
+        expect(getInputValue()).toBe('');
       });
     });
   });
-})();
+});
diff --git a/spec/javascripts/filtered_search/filtered_search_manager_spec.js b/spec/javascripts/filtered_search/filtered_search_manager_spec.js
index 97af681429b..6683489f63c 100644
--- a/spec/javascripts/filtered_search/filtered_search_manager_spec.js
+++ b/spec/javascripts/filtered_search/filtered_search_manager_spec.js
@@ -6,271 +6,269 @@ require('~/filtered_search/filtered_search_dropdown_manager');
 require('~/filtered_search/filtered_search_manager');
 const FilteredSearchSpecHelper = require('../helpers/filtered_search_spec_helper');
 
-(() => {
-  describe('Filtered Search Manager', () => {
-    let input;
-    let manager;
-    let tokensContainer;
-    const placeholder = 'Search or filter results...';
-
-    function dispatchBackspaceEvent(element, eventType) {
-      const backspaceKey = 8;
-      const event = new Event(eventType);
-      event.keyCode = backspaceKey;
-      element.dispatchEvent(event);
-    }
+describe('Filtered Search Manager', () => {
+  let input;
+  let manager;
+  let tokensContainer;
+  const placeholder = 'Search or filter results...';
+
+  function dispatchBackspaceEvent(element, eventType) {
+    const backspaceKey = 8;
+    const event = new Event(eventType);
+    event.keyCode = backspaceKey;
+    element.dispatchEvent(event);
+  }
+
+  function dispatchDeleteEvent(element, eventType) {
+    const deleteKey = 46;
+    const event = new Event(eventType);
+    event.keyCode = deleteKey;
+    element.dispatchEvent(event);
+  }
+
+  beforeEach(() => {
+    setFixtures(`
+      <div class="filtered-search-box">
+        <form>
+          <ul class="tokens-container list-unstyled">
+            ${FilteredSearchSpecHelper.createInputHTML(placeholder)}
+          </ul>
+          <button class="clear-search" type="button">
+            <i class="fa fa-times"></i>
+          </button>
+        </form>
+      </div>
+    `);
+
+    spyOn(gl.FilteredSearchManager.prototype, 'loadSearchParamsFromURL').and.callFake(() => {});
+    spyOn(gl.FilteredSearchManager.prototype, 'tokenChange').and.callFake(() => {});
+    spyOn(gl.FilteredSearchDropdownManager.prototype, 'setDropdown').and.callFake(() => {});
+    spyOn(gl.FilteredSearchDropdownManager.prototype, 'updateDropdownOffset').and.callFake(() => {});
+    spyOn(gl.utils, 'getParameterByName').and.returnValue(null);
+    spyOn(gl.FilteredSearchVisualTokens, 'unselectTokens').and.callThrough();
+
+    input = document.querySelector('.filtered-search');
+    tokensContainer = document.querySelector('.tokens-container');
+    manager = new gl.FilteredSearchManager();
+  });
 
-    function dispatchDeleteEvent(element, eventType) {
-      const deleteKey = 46;
-      const event = new Event(eventType);
-      event.keyCode = deleteKey;
-      element.dispatchEvent(event);
-    }
+  afterEach(() => {
+    manager.cleanup();
+  });
 
-    beforeEach(() => {
-      setFixtures(`
-        <div class="filtered-search-box">
-          <form>
-            <ul class="tokens-container list-unstyled">
-              ${FilteredSearchSpecHelper.createInputHTML(placeholder)}
-            </ul>
-            <button class="clear-search" type="button">
-              <i class="fa fa-times"></i>
-            </button>
-          </form>
-        </div>
-      `);
+  describe('search', () => {
+    const defaultParams = '?scope=all&utf8=%E2%9C%93&state=opened';
 
-      spyOn(gl.FilteredSearchManager.prototype, 'loadSearchParamsFromURL').and.callFake(() => {});
-      spyOn(gl.FilteredSearchManager.prototype, 'tokenChange').and.callFake(() => {});
-      spyOn(gl.FilteredSearchDropdownManager.prototype, 'setDropdown').and.callFake(() => {});
-      spyOn(gl.FilteredSearchDropdownManager.prototype, 'updateDropdownOffset').and.callFake(() => {});
-      spyOn(gl.utils, 'getParameterByName').and.returnValue(null);
-      spyOn(gl.FilteredSearchVisualTokens, 'unselectTokens').and.callThrough();
+    it('should search with a single word', (done) => {
+      input.value = 'searchTerm';
 
-      input = document.querySelector('.filtered-search');
-      tokensContainer = document.querySelector('.tokens-container');
-      manager = new gl.FilteredSearchManager();
-    });
+      spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
+        expect(url).toEqual(`${defaultParams}&search=searchTerm`);
+        done();
+      });
 
-    afterEach(() => {
-      manager.cleanup();
+      manager.search();
     });
 
-    describe('search', () => {
-      const defaultParams = '?scope=all&utf8=%E2%9C%93&state=opened';
-
-      it('should search with a single word', (done) => {
-        input.value = 'searchTerm';
+    it('should search with multiple words', (done) => {
+      input.value = 'awesome search terms';
 
-        spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
-          expect(url).toEqual(`${defaultParams}&search=searchTerm`);
-          done();
-        });
-
-        manager.search();
+      spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
+        expect(url).toEqual(`${defaultParams}&search=awesome+search+terms`);
+        done();
       });
 
-      it('should search with multiple words', (done) => {
-        input.value = 'awesome search terms';
+      manager.search();
+    });
 
-        spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
-          expect(url).toEqual(`${defaultParams}&search=awesome+search+terms`);
-          done();
-        });
+    it('should search with special characters', (done) => {
+      input.value = '~!@#$%^&*()_+{}:<>,.?/';
 
-        manager.search();
+      spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
+        expect(url).toEqual(`${defaultParams}&search=~!%40%23%24%25%5E%26*()_%2B%7B%7D%3A%3C%3E%2C.%3F%2F`);
+        done();
       });
 
-      it('should search with special characters', (done) => {
-        input.value = '~!@#$%^&*()_+{}:<>,.?/';
+      manager.search();
+    });
 
-        spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
-          expect(url).toEqual(`${defaultParams}&search=~!%40%23%24%25%5E%26*()_%2B%7B%7D%3A%3C%3E%2C.%3F%2F`);
-          done();
-        });
+    it('removes duplicated tokens', (done) => {
+      tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(`
+        ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug')}
+        ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug')}
+      `);
 
-        manager.search();
+      spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
+        expect(url).toEqual(`${defaultParams}&label_name[]=bug`);
+        done();
       });
 
-      it('removes duplicated tokens', (done) => {
-        tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(`
-          ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug')}
-          ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug')}
-        `);
-
-        spyOn(gl.utils, 'visitUrl').and.callFake((url) => {
-          expect(url).toEqual(`${defaultParams}&label_name[]=bug`);
-          done();
-        });
+      manager.search();
+    });
+  });
 
-        manager.search();
-      });
+  describe('handleInputPlaceholder', () => {
+    it('should render placeholder when there is no input', () => {
+      expect(input.placeholder).toEqual(placeholder);
     });
 
-    describe('handleInputPlaceholder', () => {
-      it('should render placeholder when there is no input', () => {
-        expect(input.placeholder).toEqual(placeholder);
-      });
+    it('should not render placeholder when there is input', () => {
+      input.value = 'test words';
+
+      const event = new Event('input');
+      input.dispatchEvent(event);
 
-      it('should not render placeholder when there is input', () => {
-        input.value = 'test words';
+      expect(input.placeholder).toEqual('');
+    });
 
-        const event = new Event('input');
-        input.dispatchEvent(event);
+    it('should not render placeholder when there are tokens and no input', () => {
+      tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(
+        FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug'),
+      );
 
-        expect(input.placeholder).toEqual('');
-      });
+      const event = new Event('input');
+      input.dispatchEvent(event);
 
-      it('should not render placeholder when there are tokens and no input', () => {
+      expect(input.placeholder).toEqual('');
+    });
+  });
+
+  describe('checkForBackspace', () => {
+    describe('tokens and no input', () => {
+      beforeEach(() => {
         tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(
           FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug'),
         );
-
-        const event = new Event('input');
-        input.dispatchEvent(event);
-
-        expect(input.placeholder).toEqual('');
       });
-    });
-
-    describe('checkForBackspace', () => {
-      describe('tokens and no input', () => {
-        beforeEach(() => {
-          tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(
-            FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug'),
-          );
-        });
 
-        it('removes last token', () => {
-          spyOn(gl.FilteredSearchVisualTokens, 'removeLastTokenPartial').and.callThrough();
-          dispatchBackspaceEvent(input, 'keyup');
-
-          expect(gl.FilteredSearchVisualTokens.removeLastTokenPartial).toHaveBeenCalled();
-        });
-
-        it('sets the input', () => {
-          spyOn(gl.FilteredSearchVisualTokens, 'getLastTokenPartial').and.callThrough();
-          dispatchDeleteEvent(input, 'keyup');
+      it('removes last token', () => {
+        spyOn(gl.FilteredSearchVisualTokens, 'removeLastTokenPartial').and.callThrough();
+        dispatchBackspaceEvent(input, 'keyup');
 
-          expect(gl.FilteredSearchVisualTokens.getLastTokenPartial).toHaveBeenCalled();
-          expect(input.value).toEqual('~bug');
-        });
+        expect(gl.FilteredSearchVisualTokens.removeLastTokenPartial).toHaveBeenCalled();
       });
 
-      it('does not remove token or change input when there is existing input', () => {
-        spyOn(gl.FilteredSearchVisualTokens, 'removeLastTokenPartial').and.callThrough();
+      it('sets the input', () => {
         spyOn(gl.FilteredSearchVisualTokens, 'getLastTokenPartial').and.callThrough();
-
-        input.value = 'text';
         dispatchDeleteEvent(input, 'keyup');
 
-        expect(gl.FilteredSearchVisualTokens.removeLastTokenPartial).not.toHaveBeenCalled();
-        expect(gl.FilteredSearchVisualTokens.getLastTokenPartial).not.toHaveBeenCalled();
-        expect(input.value).toEqual('text');
+        expect(gl.FilteredSearchVisualTokens.getLastTokenPartial).toHaveBeenCalled();
+        expect(input.value).toEqual('~bug');
       });
     });
 
-    describe('removeSelectedToken', () => {
-      function getVisualTokens() {
-        return tokensContainer.querySelectorAll('.js-visual-token');
-      }
+    it('does not remove token or change input when there is existing input', () => {
+      spyOn(gl.FilteredSearchVisualTokens, 'removeLastTokenPartial').and.callThrough();
+      spyOn(gl.FilteredSearchVisualTokens, 'getLastTokenPartial').and.callThrough();
 
-      beforeEach(() => {
-        tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(
-          FilteredSearchSpecHelper.createFilterVisualTokenHTML('milestone', 'none', true),
-        );
-      });
+      input.value = 'text';
+      dispatchDeleteEvent(input, 'keyup');
 
-      it('removes selected token when the backspace key is pressed', () => {
-        expect(getVisualTokens().length).toEqual(1);
+      expect(gl.FilteredSearchVisualTokens.removeLastTokenPartial).not.toHaveBeenCalled();
+      expect(gl.FilteredSearchVisualTokens.getLastTokenPartial).not.toHaveBeenCalled();
+      expect(input.value).toEqual('text');
+    });
+  });
 
-        dispatchBackspaceEvent(document, 'keydown');
+  describe('removeSelectedToken', () => {
+    function getVisualTokens() {
+      return tokensContainer.querySelectorAll('.js-visual-token');
+    }
 
-        expect(getVisualTokens().length).toEqual(0);
-      });
+    beforeEach(() => {
+      tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(
+        FilteredSearchSpecHelper.createFilterVisualTokenHTML('milestone', 'none', true),
+      );
+    });
 
-      it('removes selected token when the delete key is pressed', () => {
-        expect(getVisualTokens().length).toEqual(1);
+    it('removes selected token when the backspace key is pressed', () => {
+      expect(getVisualTokens().length).toEqual(1);
 
-        dispatchDeleteEvent(document, 'keydown');
+      dispatchBackspaceEvent(document, 'keydown');
 
-        expect(getVisualTokens().length).toEqual(0);
-      });
+      expect(getVisualTokens().length).toEqual(0);
+    });
 
-      it('updates the input placeholder after removal', () => {
-        manager.handleInputPlaceholder();
+    it('removes selected token when the delete key is pressed', () => {
+      expect(getVisualTokens().length).toEqual(1);
 
-        expect(input.placeholder).toEqual('');
-        expect(getVisualTokens().length).toEqual(1);
+      dispatchDeleteEvent(document, 'keydown');
 
-        dispatchBackspaceEvent(document, 'keydown');
+      expect(getVisualTokens().length).toEqual(0);
+    });
 
-        expect(input.placeholder).not.toEqual('');
-        expect(getVisualTokens().length).toEqual(0);
-      });
+    it('updates the input placeholder after removal', () => {
+      manager.handleInputPlaceholder();
 
-      it('updates the clear button after removal', () => {
-        manager.toggleClearSearchButton();
+      expect(input.placeholder).toEqual('');
+      expect(getVisualTokens().length).toEqual(1);
 
-        const clearButton = document.querySelector('.clear-search');
+      dispatchBackspaceEvent(document, 'keydown');
 
-        expect(clearButton.classList.contains('hidden')).toEqual(false);
-        expect(getVisualTokens().length).toEqual(1);
+      expect(input.placeholder).not.toEqual('');
+      expect(getVisualTokens().length).toEqual(0);
+    });
 
-        dispatchBackspaceEvent(document, 'keydown');
+    it('updates the clear button after removal', () => {
+      manager.toggleClearSearchButton();
 
-        expect(clearButton.classList.contains('hidden')).toEqual(true);
-        expect(getVisualTokens().length).toEqual(0);
-      });
+      const clearButton = document.querySelector('.clear-search');
+
+      expect(clearButton.classList.contains('hidden')).toEqual(false);
+      expect(getVisualTokens().length).toEqual(1);
+
+      dispatchBackspaceEvent(document, 'keydown');
+
+      expect(clearButton.classList.contains('hidden')).toEqual(true);
+      expect(getVisualTokens().length).toEqual(0);
     });
+  });
 
-    describe('unselects token', () => {
-      beforeEach(() => {
-        tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(`
-          ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug', true)}
-          ${FilteredSearchSpecHelper.createSearchVisualTokenHTML('search term')}
-          ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~awesome')}
-        `);
-      });
+  describe('unselects token', () => {
+    beforeEach(() => {
+      tokensContainer.innerHTML = FilteredSearchSpecHelper.createTokensContainerHTML(`
+        ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~bug', true)}
+        ${FilteredSearchSpecHelper.createSearchVisualTokenHTML('search term')}
+        ${FilteredSearchSpecHelper.createFilterVisualTokenHTML('label', '~awesome')}
+      `);
+    });
 
-      it('unselects token when input is clicked', () => {
-        const selectedToken = tokensContainer.querySelector('.js-visual-token .selected');
+    it('unselects token when input is clicked', () => {
+      const selectedToken = tokensContainer.querySelector('.js-visual-token .selected');
 
-        expect(selectedToken.classList.contains('selected')).toEqual(true);
-        expect(gl.FilteredSearchVisualTokens.unselectTokens).not.toHaveBeenCalled();
+      expect(selectedToken.classList.contains('selected')).toEqual(true);
+      expect(gl.FilteredSearchVisualTokens.unselectTokens).not.toHaveBeenCalled();
 
-        // Click directly on input attached to document
-        // so that the click event will propagate properly
-        document.querySelector('.filtered-search').click();
+      // Click directly on input attached to document
+      // so that the click event will propagate properly
+      document.querySelector('.filtered-search').click();
 
-        expect(gl.FilteredSearchVisualTokens.unselectTokens).toHaveBeenCalled();
-        expect(selectedToken.classList.contains('selected')).toEqual(false);
-      });
+      expect(gl.FilteredSearchVisualTokens.unselectTokens).toHaveBeenCalled();
+      expect(selectedToken.classList.contains('selected')).toEqual(false);
+    });
 
-      it('unselects token when document.body is clicked', () => {
-        const selectedToken = tokensContainer.querySelector('.js-visual-token .selected');
+    it('unselects token when document.body is clicked', () => {
+      const selectedToken = tokensContainer.querySelector('.js-visual-token .selected');
 
-        expect(selectedToken.classList.contains('selected')).toEqual(true);
-        expect(gl.FilteredSearchVisualTokens.unselectTokens).not.toHaveBeenCalled();
+      expect(selectedToken.classList.contains('selected')).toEqual(true);
+      expect(gl.FilteredSearchVisualTokens.unselectTokens).not.toHaveBeenCalled();
 
-        document.body.click();
+      document.body.click();
 
-        expect(selectedToken.classList.contains('selected')).toEqual(false);
-        expect(gl.FilteredSearchVisualTokens.unselectTokens).toHaveBeenCalled();
-      });
+      expect(selectedToken.classList.contains('selected')).toEqual(false);
+      expect(gl.FilteredSearchVisualTokens.unselectTokens).toHaveBeenCalled();
     });
+  });
 
-    describe('toggleInputContainerFocus', () => {
-      it('toggles on focus', () => {
-        input.focus();
-        expect(document.querySelector('.filtered-search-box').classList.contains('focus')).toEqual(true);
-      });
+  describe('toggleInputContainerFocus', () => {
+    it('toggles on focus', () => {
+      input.focus();
+      expect(document.querySelector('.filtered-search-box').classList.contains('focus')).toEqual(true);
+    });
 
-      it('toggles on blur', () => {
-        input.blur();
-        expect(document.querySelector('.filtered-search-box').classList.contains('focus')).toEqual(false);
-      });
+    it('toggles on blur', () => {
+      input.blur();
+      expect(document.querySelector('.filtered-search-box').classList.contains('focus')).toEqual(false);
     });
   });
-})();
+});
diff --git a/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js b/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js
index cf409a7e509..6f9fa434c35 100644
--- a/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js
+++ b/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js
@@ -1,110 +1,108 @@
 require('~/extensions/array');
 require('~/filtered_search/filtered_search_token_keys');
 
-(() => {
-  describe('Filtered Search Token Keys', () => {
-    describe('get', () => {
-      let tokenKeys;
-
-      beforeEach(() => {
-        tokenKeys = gl.FilteredSearchTokenKeys.get();
-      });
-
-      it('should return tokenKeys', () => {
-        expect(tokenKeys !== null).toBe(true);
-      });
-
-      it('should return tokenKeys as an array', () => {
-        expect(tokenKeys instanceof Array).toBe(true);
-      });
-    });
-
-    describe('getConditions', () => {
-      let conditions;
-
-      beforeEach(() => {
-        conditions = gl.FilteredSearchTokenKeys.getConditions();
-      });
-
-      it('should return conditions', () => {
-        expect(conditions !== null).toBe(true);
-      });
-
-      it('should return conditions as an array', () => {
-        expect(conditions instanceof Array).toBe(true);
-      });
-    });
-
-    describe('searchByKey', () => {
-      it('should return null when key not found', () => {
-        const tokenKey = gl.FilteredSearchTokenKeys.searchByKey('notakey');
-        expect(tokenKey === null).toBe(true);
-      });
-
-      it('should return tokenKey when found by key', () => {
-        const tokenKeys = gl.FilteredSearchTokenKeys.get();
-        const result = gl.FilteredSearchTokenKeys.searchByKey(tokenKeys[0].key);
-        expect(result).toEqual(tokenKeys[0]);
-      });
-    });
-
-    describe('searchBySymbol', () => {
-      it('should return null when symbol not found', () => {
-        const tokenKey = gl.FilteredSearchTokenKeys.searchBySymbol('notasymbol');
-        expect(tokenKey === null).toBe(true);
-      });
-
-      it('should return tokenKey when found by symbol', () => {
-        const tokenKeys = gl.FilteredSearchTokenKeys.get();
-        const result = gl.FilteredSearchTokenKeys.searchBySymbol(tokenKeys[0].symbol);
-        expect(result).toEqual(tokenKeys[0]);
-      });
-    });
-
-    describe('searchByKeyParam', () => {
-      it('should return null when key param not found', () => {
-        const tokenKey = gl.FilteredSearchTokenKeys.searchByKeyParam('notakeyparam');
-        expect(tokenKey === null).toBe(true);
-      });
-
-      it('should return tokenKey when found by key param', () => {
-        const tokenKeys = gl.FilteredSearchTokenKeys.get();
-        const result = gl.FilteredSearchTokenKeys.searchByKeyParam(`${tokenKeys[0].key}_${tokenKeys[0].param}`);
-        expect(result).toEqual(tokenKeys[0]);
-      });
-
-      it('should return alternative tokenKey when found by key param', () => {
-        const tokenKeys = gl.FilteredSearchTokenKeys.getAlternatives();
-        const result = gl.FilteredSearchTokenKeys.searchByKeyParam(`${tokenKeys[0].key}_${tokenKeys[0].param}`);
-        expect(result).toEqual(tokenKeys[0]);
-      });
-    });
-
-    describe('searchByConditionUrl', () => {
-      it('should return null when condition url not found', () => {
-        const condition = gl.FilteredSearchTokenKeys.searchByConditionUrl(null);
-        expect(condition === null).toBe(true);
-      });
-
-      it('should return condition when found by url', () => {
-        const conditions = gl.FilteredSearchTokenKeys.getConditions();
-        const result = gl.FilteredSearchTokenKeys.searchByConditionUrl(conditions[0].url);
-        expect(result).toBe(conditions[0]);
-      });
-    });
-
-    describe('searchByConditionKeyValue', () => {
-      it('should return null when condition tokenKey and value not found', () => {
-        const condition = gl.FilteredSearchTokenKeys.searchByConditionKeyValue(null, null);
-        expect(condition === null).toBe(true);
-      });
-
-      it('should return condition when found by tokenKey and value', () => {
-        const conditions = gl.FilteredSearchTokenKeys.getConditions();
-        const result = gl.FilteredSearchTokenKeys
-          .searchByConditionKeyValue(conditions[0].tokenKey, conditions[0].value);
-        expect(result).toEqual(conditions[0]);
-      });
+describe('Filtered Search Token Keys', () => {
+  describe('get', () => {
+    let tokenKeys;
+
+    beforeEach(() => {
+      tokenKeys = gl.FilteredSearchTokenKeys.get();
+    });
+
+    it('should return tokenKeys', () => {
+      expect(tokenKeys !== null).toBe(true);
+    });
+
+    it('should return tokenKeys as an array', () => {
+      expect(tokenKeys instanceof Array).toBe(true);
+    });
+  });
+
+  describe('getConditions', () => {
+    let conditions;
+
+    beforeEach(() => {
+      conditions = gl.FilteredSearchTokenKeys.getConditions();
+    });
+
+    it('should return conditions', () => {
+      expect(conditions !== null).toBe(true);
+    });
+
+    it('should return conditions as an array', () => {
+      expect(conditions instanceof Array).toBe(true);
+    });
+  });
+
+  describe('searchByKey', () => {
+    it('should return null when key not found', () => {
+      const tokenKey = gl.FilteredSearchTokenKeys.searchByKey('notakey');
+      expect(tokenKey === null).toBe(true);
+    });
+
+    it('should return tokenKey when found by key', () => {
+      const tokenKeys = gl.FilteredSearchTokenKeys.get();
+      const result = gl.FilteredSearchTokenKeys.searchByKey(tokenKeys[0].key);
+      expect(result).toEqual(tokenKeys[0]);
+    });
+  });
+
+  describe('searchBySymbol', () => {
+    it('should return null when symbol not found', () => {
+      const tokenKey = gl.FilteredSearchTokenKeys.searchBySymbol('notasymbol');
+      expect(tokenKey === null).toBe(true);
+    });
+
+    it('should return tokenKey when found by symbol', () => {
+      const tokenKeys = gl.FilteredSearchTokenKeys.get();
+      const result = gl.FilteredSearchTokenKeys.searchBySymbol(tokenKeys[0].symbol);
+      expect(result).toEqual(tokenKeys[0]);
+    });
+  });
+
+  describe('searchByKeyParam', () => {
+    it('should return null when key param not found', () => {
+      const tokenKey = gl.FilteredSearchTokenKeys.searchByKeyParam('notakeyparam');
+      expect(tokenKey === null).toBe(true);
+    });
+
+    it('should return tokenKey when found by key param', () => {
+      const tokenKeys = gl.FilteredSearchTokenKeys.get();
+      const result = gl.FilteredSearchTokenKeys.searchByKeyParam(`${tokenKeys[0].key}_${tokenKeys[0].param}`);
+      expect(result).toEqual(tokenKeys[0]);
+    });
+
+    it('should return alternative tokenKey when found by key param', () => {
+      const tokenKeys = gl.FilteredSearchTokenKeys.getAlternatives();
+      const result = gl.FilteredSearchTokenKeys.searchByKeyParam(`${tokenKeys[0].key}_${tokenKeys[0].param}`);
+      expect(result).toEqual(tokenKeys[0]);
+    });
+  });
+
+  describe('searchByConditionUrl', () => {
+    it('should return null when condition url not found', () => {
+      const condition = gl.FilteredSearchTokenKeys.searchByConditionUrl(null);
+      expect(condition === null).toBe(true);
+    });
+
+    it('should return condition when found by url', () => {
+      const conditions = gl.FilteredSearchTokenKeys.getConditions();
+      const result = gl.FilteredSearchTokenKeys.searchByConditionUrl(conditions[0].url);
+      expect(result).toBe(conditions[0]);
+    });
+  });
+
+  describe('searchByConditionKeyValue', () => {
+    it('should return null when condition tokenKey and value not found', () => {
+      const condition = gl.FilteredSearchTokenKeys.searchByConditionKeyValue(null, null);
+      expect(condition === null).toBe(true);
+    });
+
+    it('should return condition when found by tokenKey and value', () => {
+      const conditions = gl.FilteredSearchTokenKeys.getConditions();
+      const result = gl.FilteredSearchTokenKeys
+        .searchByConditionKeyValue(conditions[0].tokenKey, conditions[0].value);
+      expect(result).toEqual(conditions[0]);
     });
   });
-})();
+});
diff --git a/spec/javascripts/filtered_search/filtered_search_tokenizer_spec.js b/spec/javascripts/filtered_search/filtered_search_tokenizer_spec.js
index cabbc694ec4..3e2e577f115 100644
--- a/spec/javascripts/filtered_search/filtered_search_tokenizer_spec.js
+++ b/spec/javascripts/filtered_search/filtered_search_tokenizer_spec.js
@@ -2,134 +2,132 @@ require('~/extensions/array');
 require('~/filtered_search/filtered_search_token_keys');
 require('~/filtered_search/filtered_search_tokenizer');
 
-(() => {
-  describe('Filtered Search Tokenizer', () => {
-    describe('processTokens', () => {
-      it('returns for input containing only search value', () => {
-        const results = gl.FilteredSearchTokenizer.processTokens('searchTerm');
-        expect(results.searchToken).toBe('searchTerm');
-        expect(results.tokens.length).toBe(0);
-        expect(results.lastToken).toBe(results.searchToken);
-      });
-
-      it('returns for input containing only tokens', () => {
-        const results = gl.FilteredSearchTokenizer
-          .processTokens('author:@root label:~"Very Important" milestone:%v1.0 assignee:none');
-        expect(results.searchToken).toBe('');
-        expect(results.tokens.length).toBe(4);
-        expect(results.tokens[3]).toBe(results.lastToken);
-
-        expect(results.tokens[0].key).toBe('author');
-        expect(results.tokens[0].value).toBe('root');
-        expect(results.tokens[0].symbol).toBe('@');
-
-        expect(results.tokens[1].key).toBe('label');
-        expect(results.tokens[1].value).toBe('"Very Important"');
-        expect(results.tokens[1].symbol).toBe('~');
-
-        expect(results.tokens[2].key).toBe('milestone');
-        expect(results.tokens[2].value).toBe('v1.0');
-        expect(results.tokens[2].symbol).toBe('%');
-
-        expect(results.tokens[3].key).toBe('assignee');
-        expect(results.tokens[3].value).toBe('none');
-        expect(results.tokens[3].symbol).toBe('');
-      });
-
-      it('returns for input starting with search value and ending with tokens', () => {
-        const results = gl.FilteredSearchTokenizer
-          .processTokens('searchTerm anotherSearchTerm milestone:none');
-        expect(results.searchToken).toBe('searchTerm anotherSearchTerm');
-        expect(results.tokens.length).toBe(1);
-        expect(results.tokens[0]).toBe(results.lastToken);
-        expect(results.tokens[0].key).toBe('milestone');
-        expect(results.tokens[0].value).toBe('none');
-        expect(results.tokens[0].symbol).toBe('');
-      });
-
-      it('returns for input starting with tokens and ending with search value', () => {
-        const results = gl.FilteredSearchTokenizer
-          .processTokens('assignee:@user searchTerm');
-
-        expect(results.searchToken).toBe('searchTerm');
-        expect(results.tokens.length).toBe(1);
-        expect(results.tokens[0].key).toBe('assignee');
-        expect(results.tokens[0].value).toBe('user');
-        expect(results.tokens[0].symbol).toBe('@');
-        expect(results.lastToken).toBe(results.searchToken);
-      });
-
-      it('returns for input containing search value wrapped between tokens', () => {
-        const results = gl.FilteredSearchTokenizer
-          .processTokens('author:@root label:~"Won\'t fix" searchTerm anotherSearchTerm milestone:none');
-
-        expect(results.searchToken).toBe('searchTerm anotherSearchTerm');
-        expect(results.tokens.length).toBe(3);
-        expect(results.tokens[2]).toBe(results.lastToken);
-
-        expect(results.tokens[0].key).toBe('author');
-        expect(results.tokens[0].value).toBe('root');
-        expect(results.tokens[0].symbol).toBe('@');
-
-        expect(results.tokens[1].key).toBe('label');
-        expect(results.tokens[1].value).toBe('"Won\'t fix"');
-        expect(results.tokens[1].symbol).toBe('~');
-
-        expect(results.tokens[2].key).toBe('milestone');
-        expect(results.tokens[2].value).toBe('none');
-        expect(results.tokens[2].symbol).toBe('');
-      });
-
-      it('returns for input containing search value in between tokens', () => {
-        const results = gl.FilteredSearchTokenizer
-          .processTokens('author:@root searchTerm assignee:none anotherSearchTerm label:~Doing');
-        expect(results.searchToken).toBe('searchTerm anotherSearchTerm');
-        expect(results.tokens.length).toBe(3);
-        expect(results.tokens[2]).toBe(results.lastToken);
-
-        expect(results.tokens[0].key).toBe('author');
-        expect(results.tokens[0].value).toBe('root');
-        expect(results.tokens[0].symbol).toBe('@');
-
-        expect(results.tokens[1].key).toBe('assignee');
-        expect(results.tokens[1].value).toBe('none');
-        expect(results.tokens[1].symbol).toBe('');
-
-        expect(results.tokens[2].key).toBe('label');
-        expect(results.tokens[2].value).toBe('Doing');
-        expect(results.tokens[2].symbol).toBe('~');
-      });
-
-      it('returns search value for invalid tokens', () => {
-        const results = gl.FilteredSearchTokenizer.processTokens('fake:token');
-        expect(results.lastToken).toBe('fake:token');
-        expect(results.searchToken).toBe('fake:token');
-        expect(results.tokens.length).toEqual(0);
-      });
-
-      it('returns search value and token for mix of valid and invalid tokens', () => {
-        const results = gl.FilteredSearchTokenizer.processTokens('label:real fake:token');
-        expect(results.tokens.length).toEqual(1);
-        expect(results.tokens[0].key).toBe('label');
-        expect(results.tokens[0].value).toBe('real');
-        expect(results.tokens[0].symbol).toBe('');
-        expect(results.lastToken).toBe('fake:token');
-        expect(results.searchToken).toBe('fake:token');
-      });
-
-      it('returns search value for invalid symbols', () => {
-        const results = gl.FilteredSearchTokenizer.processTokens('std::includes');
-        expect(results.lastToken).toBe('std::includes');
-        expect(results.searchToken).toBe('std::includes');
-      });
-
-      it('removes duplicated values', () => {
-        const results = gl.FilteredSearchTokenizer.processTokens('label:~foo label:~foo');
-        expect(results.tokens.length).toBe(1);
-        expect(results.tokens[0].key).toBe('label');
-        expect(results.tokens[0].value).toBe('foo');
-        expect(results.tokens[0].symbol).toBe('~');
-      });
+describe('Filtered Search Tokenizer', () => {
+  describe('processTokens', () => {
+    it('returns for input containing only search value', () => {
+      const results = gl.FilteredSearchTokenizer.processTokens('searchTerm');
+      expect(results.searchToken).toBe('searchTerm');
+      expect(results.tokens.length).toBe(0);
+      expect(results.lastToken).toBe(results.searchToken);
+    });
+
+    it('returns for input containing only tokens', () => {
+      const results = gl.FilteredSearchTokenizer
+        .processTokens('author:@root label:~"Very Important" milestone:%v1.0 assignee:none');
+      expect(results.searchToken).toBe('');
+      expect(results.tokens.length).toBe(4);
+      expect(results.tokens[3]).toBe(results.lastToken);
+
+      expect(results.tokens[0].key).toBe('author');
+      expect(results.tokens[0].value).toBe('root');
+      expect(results.tokens[0].symbol).toBe('@');
+
+      expect(results.tokens[1].key).toBe('label');
+      expect(results.tokens[1].value).toBe('"Very Important"');
+      expect(results.tokens[1].symbol).toBe('~');
+
+      expect(results.tokens[2].key).toBe('milestone');
+      expect(results.tokens[2].value).toBe('v1.0');
+      expect(results.tokens[2].symbol).toBe('%');
+
+      expect(results.tokens[3].key).toBe('assignee');
+      expect(results.tokens[3].value).toBe('none');
+      expect(results.tokens[3].symbol).toBe('');
+    });
+
+    it('returns for input starting with search value and ending with tokens', () => {
+      const results = gl.FilteredSearchTokenizer
+        .processTokens('searchTerm anotherSearchTerm milestone:none');
+      expect(results.searchToken).toBe('searchTerm anotherSearchTerm');
+      expect(results.tokens.length).toBe(1);
+      expect(results.tokens[0]).toBe(results.lastToken);
+      expect(results.tokens[0].key).toBe('milestone');
+      expect(results.tokens[0].value).toBe('none');
+      expect(results.tokens[0].symbol).toBe('');
+    });
+
+    it('returns for input starting with tokens and ending with search value', () => {
+      const results = gl.FilteredSearchTokenizer
+        .processTokens('assignee:@user searchTerm');
+
+      expect(results.searchToken).toBe('searchTerm');
+      expect(results.tokens.length).toBe(1);
+      expect(results.tokens[0].key).toBe('assignee');
+      expect(results.tokens[0].value).toBe('user');
+      expect(results.tokens[0].symbol).toBe('@');
+      expect(results.lastToken).toBe(results.searchToken);
+    });
+
+    it('returns for input containing search value wrapped between tokens', () => {
+      const results = gl.FilteredSearchTokenizer
+        .processTokens('author:@root label:~"Won\'t fix" searchTerm anotherSearchTerm milestone:none');
+
+      expect(results.searchToken).toBe('searchTerm anotherSearchTerm');
+      expect(results.tokens.length).toBe(3);
+      expect(results.tokens[2]).toBe(results.lastToken);
+
+      expect(results.tokens[0].key).toBe('author');
+      expect(results.tokens[0].value).toBe('root');
+      expect(results.tokens[0].symbol).toBe('@');
+
+      expect(results.tokens[1].key).toBe('label');
+      expect(results.tokens[1].value).toBe('"Won\'t fix"');
+      expect(results.tokens[1].symbol).toBe('~');
+
+      expect(results.tokens[2].key).toBe('milestone');
+      expect(results.tokens[2].value).toBe('none');
+      expect(results.tokens[2].symbol).toBe('');
+    });
+
+    it('returns for input containing search value in between tokens', () => {
+      const results = gl.FilteredSearchTokenizer
+        .processTokens('author:@root searchTerm assignee:none anotherSearchTerm label:~Doing');
+      expect(results.searchToken).toBe('searchTerm anotherSearchTerm');
+      expect(results.tokens.length).toBe(3);
+      expect(results.tokens[2]).toBe(results.lastToken);
+
+      expect(results.tokens[0].key).toBe('author');
+      expect(results.tokens[0].value).toBe('root');
+      expect(results.tokens[0].symbol).toBe('@');
+
+      expect(results.tokens[1].key).toBe('assignee');
+      expect(results.tokens[1].value).toBe('none');
+      expect(results.tokens[1].symbol).toBe('');
+
+      expect(results.tokens[2].key).toBe('label');
+      expect(results.tokens[2].value).toBe('Doing');
+      expect(results.tokens[2].symbol).toBe('~');
+    });
+
+    it('returns search value for invalid tokens', () => {
+      const results = gl.FilteredSearchTokenizer.processTokens('fake:token');
+      expect(results.lastToken).toBe('fake:token');
+      expect(results.searchToken).toBe('fake:token');
+      expect(results.tokens.length).toEqual(0);
+    });
+
+    it('returns search value and token for mix of valid and invalid tokens', () => {
+      const results = gl.FilteredSearchTokenizer.processTokens('label:real fake:token');
+      expect(results.tokens.length).toEqual(1);
+      expect(results.tokens[0].key).toBe('label');
+      expect(results.tokens[0].value).toBe('real');
+      expect(results.tokens[0].symbol).toBe('');
+      expect(results.lastToken).toBe('fake:token');
+      expect(results.searchToken).toBe('fake:token');
+    });
+
+    it('returns search value for invalid symbols', () => {
+      const results = gl.FilteredSearchTokenizer.processTokens('std::includes');
+      expect(results.lastToken).toBe('std::includes');
+      expect(results.searchToken).toBe('std::includes');
+    });
+
+    it('removes duplicated values', () => {
+      const results = gl.FilteredSearchTokenizer.processTokens('label:~foo label:~foo');
+      expect(results.tokens.length).toBe(1);
+      expect(results.tokens[0].key).toBe('label');
+      expect(results.tokens[0].value).toBe('foo');
+      expect(results.tokens[0].symbol).toBe('~');
     });
   });
-})();
+});