JS-2657: fix

src/ts/lib/mark.ts

@@ -480,6 +480,7 @@ class Mark {
 	fromMarkdown (html: string, marks: I.Mark[], restricted: I.MarkType[], adjustMarks: boolean): { marks: I.Mark[], text: string, adjustMarks: boolean } {
 		const test = /((^|\s)_|[`\*~\[]){1}/.test(html);
 		const checked = marks.filter(it => [ I.MarkType.Code ].includes(it.type));
+		const overlaps = [ I.MarkOverlap.Left, I.MarkOverlap.Right, I.MarkOverlap.Inner, I.MarkOverlap.InnerLeft, I.MarkOverlap.InnerRight ];
 
 		if (!test) {
 			return { marks, text: html, adjustMarks };
@@ -507,7 +508,8 @@ class Mark {
 
 				let check = true;
 				for (const mark of checked) {
-					if ((mark.range.from <= from) && (mark.range.to >= to)) {
+					const overlap = this.overlap({ from, to }, mark.range);
+					if (overlaps.includes(overlap)) {
 						check = false;
 						break;
 					};