Method shouldSwitch

core/src/components/tabs/tabs.tsx:198–201

(selectedTab: HTMLIonTabElement | undefined)

  }

  private shouldSwitch(selectedTab: HTMLIonTabElement | undefined): selectedTab is HTMLIonTabElement {
    const leavingTab = this.selectedTab;
    return selectedTab !== undefined && selectedTab !== leavingTab && !this.transitioning;
  }

  private get tabs() {
    return Array.from(this.el.querySelectorAll('ion-tab'));