Function crawlForText

src/webpage/markdown.ts:1355–1389

(context: Node)

	static replace(base: HTMLElement, newelm: HTMLElement) {
	const basechildren = base.children;
	const newchildren = newelm.children;
	for (const thing of Array.from(newchildren)) {
	base.append(thing);
	}
	}
	*/
}

//solution from https://stackoverflow.com/questions/4576694/saving-and-restoring-caret-position-for-contenteditable-div
let text = "";
let formatted = false;
function saveCaretPosition(
	context: HTMLElement,
	offset = 0,
	txtLengthFunc = MarkDown.gatherBoxText.bind(MarkDown),
	computedLength: void | number = undefined,
) {
	const selection = window.getSelection() as Selection;
	if (!selection) return;
	try {
		const range = selection.getRangeAt(0);

		let base = selection.anchorNode as Node;
		range.setStart(base, 0);
		let baseString: string;
		let i = 0;
		const index = selection.focusOffset;

		for (const thing of Array.from(base.childNodes)) {
			if (i === index) {
				base = thing;
				break;
			}
			i++;
		}
		const prev = base.previousSibling;
		let len = 0;
		if ((!prev || prev instanceof HTMLBRElement) && base instanceof HTMLBRElement) {