Comply with `no-implicit-coercion` rule (EE)

This commit is the result of running `yarn eslint --fix` after enabling
the `no-implicit-coercion` ESLint rule.  This rule has been added to
our ESLint config here:

https://gitlab.com/gitlab-org/gitlab-eslint-config/merge_requests/14

ee/app/assets/javascripts/approvals/mappers.js

@@ -15,7 +15,7 @@ export const mapApprovalFallbackRuleRequest = req => ({
 
 export const mapApprovalRuleResponse = res => ({
   id: res.id,
-  hasSource: !!res.source_rule,
+  hasSource: Boolean(res.source_rule),
   name: res.name,
   approvalsRequired: res.approvals_required,
   minApprovalsRequired: res.source_rule ? res.source_rule.approvals_required : 0,

ee/app/assets/javascripts/batch_comments/stores/modules/batch_comments/getters.js

@@ -29,16 +29,16 @@ export const draftsPerFileHashAndLine = state =>
   }, {});
 
 export const shouldRenderDraftRow = (state, getters) => (diffFileSha, line) =>
-  !!(
+  Boolean(
     diffFileSha in getters.draftsPerFileHashAndLine &&
-    getters.draftsPerFileHashAndLine[diffFileSha][line.line_code]
+      getters.draftsPerFileHashAndLine[diffFileSha][line.line_code],
   );
 
 export const shouldRenderParallelDraftRow = (state, getters) => (diffFileSha, line) => {
   const draftsForFile = getters.draftsPerFileHashAndLine[diffFileSha];
   const [lkey, rkey] = [parallelLineKey(line, 'left'), parallelLineKey(line, 'right')];
 
-  return draftsForFile ? !!(draftsForFile[lkey] || draftsForFile[rkey]) : false;
+  return draftsForFile ? Boolean(draftsForFile[lkey] || draftsForFile[rkey]) : false;
 };
 
 export const shouldRenderDraftRowInDiscussion = (state, getters) => discussionId =>

ee/app/assets/javascripts/burndown_chart/burndown_chart.js

@@ -176,7 +176,7 @@ export default class BurndownChart {
       this.idealData = [idealStart, idealEnd];
     }
 
-    this.scheduleLineAnimation = !!animate;
+    this.scheduleLineAnimation = Boolean(animate);
     this.scheduleRender();
   }
 

ee/app/assets/javascripts/custom_metrics/components/custom_metrics_form_fields.vue

@@ -55,12 +55,12 @@ export default {
   },
   computed: {
     formIsValid() {
-      return !!(
+      return Boolean(
         this.queryIsValid &&
           this.title.length &&
           this.yLabel.length &&
           this.unit.length &&
-        this.group.length
+          this.group.length,
       );
     },
     validQueryMsg() {

ee/app/assets/javascripts/epic/sidebar_context.js

@@ -20,7 +20,7 @@ export default class SidebarContext {
         // which requires us to use `display: none;`
         // in `labels_select/base.vue` as well.
         // see: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/4773#note_61844731
-        const isVisible = !!$selectbox.get(0).offsetParent;
+        const isVisible = Boolean($selectbox.get(0).offsetParent);
         $selectbox.toggle(!isVisible);
         $block.find('.js-value').toggle(isVisible);
 

ee/app/assets/javascripts/epic/store/getters.js

@@ -6,7 +6,7 @@ import { statusType } from '../constants';
 
 export const isEpicOpen = state => state.state === statusType.open;
 
-export const isUserSignedIn = () => !!gon.current_user_id;
+export const isUserSignedIn = () => Boolean(gon.current_user_id);
 
 export const startDateTime = state => (state.startDate ? parsePikadayDate(state.startDate) : null);
 

ee/app/assets/javascripts/monitoring/components/alert_widget.vue

@@ -62,10 +62,10 @@ export default {
         : s__('PrometheusAlerts|Edit alert');
     },
     hasAlerts() {
-      return !!Object.keys(this.alertsToManage).length;
+      return Boolean(Object.keys(this.alertsToManage).length);
     },
     formDisabled() {
-      return !!(this.errorMessage || this.isLoading);
+      return Boolean(this.errorMessage || this.isLoading);
     },
   },
   watch: {

ee/app/assets/javascripts/vue_merge_request_widget/components/approvals/approvals.vue

@@ -50,13 +50,13 @@ export default {
       return this.mr.approvals || {};
     },
     hasFooter() {
-      return !!this.approvals.has_approval_rules;
+      return Boolean(this.approvals.has_approval_rules);
     },
     approvedBy() {
       return this.approvals.approved_by ? this.approvals.approved_by.map(x => x.user) : [];
     },
     isApproved() {
-      return !!this.approvals.approved;
+      return Boolean(this.approvals.approved);
     },
     approvalsRequired() {
       return this.approvals.approvals_required || 0;
@@ -65,10 +65,10 @@ export default {
       return !this.approvedBy.length && !this.approvalsRequired;
     },
     userHasApproved() {
-      return !!this.approvals.user_has_approved;
+      return Boolean(this.approvals.user_has_approved);
     },
     userCanApprove() {
-      return !!this.approvals.user_can_approve;
+      return Boolean(this.approvals.user_can_approve);
     },
     showApprove() {
       return !this.userHasApproved && this.userCanApprove && this.mr.isOpen;
@@ -106,7 +106,7 @@ export default {
       return null;
     },
     hasAction() {
-      return !!this.action;
+      return Boolean(this.action);
     },
   },
   watch: {

ee/app/assets/javascripts/vue_merge_request_widget/components/approvals/approvals_summary.vue

@@ -51,7 +51,7 @@ export default {
       );
     },
     hasApprovers() {
-      return !!this.approvers.length;
+      return Boolean(this.approvers.length);
     },
   },
   APPROVED_MESSAGE,

ee/app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js

@@ -67,7 +67,7 @@ export default class MergeRequestStore extends CEMergeRequestStore {
 
   setApprovals(data) {
     this.approvals = mapApprovalsResponse(data);
-    this.approvalsLeft = !!data.approvals_left;
+    this.approvalsLeft = Boolean(data.approvals_left);
     this.isApproved = data.approved || false;
     this.preventMerge = !this.isApproved;
   }

ee/app/assets/javascripts/vue_shared/components/linked_pipelines_mini_list.vue

@@ -36,10 +36,10 @@ export default {
   computed: {
     // Exactly one of these (triggeredBy and triggered) must be truthy. Never both. Never neither.
     isUpstream() {
-      return !!this.triggeredBy.length && !this.triggered.length;
+      return Boolean(this.triggeredBy.length) && !this.triggered.length;
     },
     isDownstream() {
-      return !this.triggeredBy.length && !!this.triggered.length;
+      return !this.triggeredBy.length && Boolean(this.triggered.length);
     },
     linkedPipelines() {
       return this.isUpstream ? this.triggeredBy : this.triggered;

ee/app/assets/javascripts/vue_shared/license_management/components/license_management_row.vue

@@ -24,7 +24,8 @@ export default {
       type: Object,
       required: true,
       validator: license =>
-        !!license.name && Object.values(LICENSE_APPROVAL_STATUS).includes(license.approvalStatus),
+        Boolean(license.name) &&
+        Object.values(LICENSE_APPROVAL_STATUS).includes(license.approvalStatus),
     },
   },
   LICENSE_APPROVAL_STATUS,