Function getTabInStrip

packages/main/src/TabContainer.ts:1540–1550

(el: HTMLElement | null)

const isTabInStrip = (el: HTMLElement) => el.localName === "div" && el.getAttribute("role") === "tab";

const getTabInStrip = (el: HTMLElement | null) => {
	while (el) {
		if (isTabInStrip(el)) {
			return el as TabInStrip;
		}

		el = el.parentElement;
	}

	return false;
};

const _walk = (items: Array<ITab>, callback: (arg0: ITab, arg1: number) => void, level: number) => {
	[...items].forEach(item => {