Function escapeMatcher

source/helpers/dom-utils.ts:77–78

(matcher: RegExp | string)

	typeof matcher === 'string' ? matcher === string : matcher.test(string);

const escapeMatcher = (matcher: RegExp | string): string =>
	typeof matcher === 'string' ? `"${matcher}"` : String(matcher);

const isTextNode = (node: Text | ChildNode): boolean =>
	node instanceof Text || ([...node.childNodes].every(childNode => childNode instanceof Text));