if (editingLinesCnt < deletingLinesCnt) {
const spliceStartLineNumber = startLineNumber + editingLinesCnt;
const cnt = insertingLinesCnt - deletingLinesCnt;
const lastUntouchedLinePostEdit = newLineCount - lineCount - cnt + spliceStartLineNumber;
rawContentChanges.push(new ModelRawLinesDeleted(spliceStartLineNumber + 1, endLineNumber, lastUntouchedLinePostEdit));
}
if (editingLinesCnt < insertingLinesCnt) {