Method splitTab

tabby-core/src/components/splitTab.component.ts:707–713

(tab: BaseTabComponent, dir: SplitDirection)

    }

    async splitTab (tab: BaseTabComponent, dir: SplitDirection): Promise<BaseTabComponent|null> {
        const newTab = await this.tabsService.duplicate(tab)
        if (newTab) {
            await this.addTab(newTab, tab, dir)
        }
        return newTab
    }

    /**
     * @returns the immediate parent of `tab`