boolean (@NotNull Editor editor, @NotNull QuoteHandler quoteHandler, int offset) { if (offset == 0) return false; CharSequence chars = editor.getDocument().getCharsSequence(); int offset1 = CharArrayUtil.shiftBackward(chars, offset - 1, "\\"); int slashCount = offset - 1 - offset1; return slashCount % 2 != 0 && isInsideLiteral(editor, quoteHandler, offset); }