Function findClosingNonAngleBracket

kdevplatform/language/duchain/stringhelpers.cpp:232–256

Finds in @p str the position of a fitting closing bracket for the opening bracket @p str[@p pos], e.g. ')' for '('. @return the position of a fitting closing bracket or str.size() if not found. @warning This function does not support angle brackets. Use findClosingAngleBracket() for that.

/// @return the position of a fitting closing bracket or str.size() if not found.
/// @warning This function does not support angle brackets. Use findClosingAngleBracket() for that.
int findClosingNonAngleBracket(QStringView str, int pos)
{
    Q_ASSERT(pos >= 0 && pos < str.size());
    Q_ASSERT(str[pos] == QLatin1Char{'('} || str[pos] == QLatin1Char{'['} || str[pos] == QLatin1Char{'{'});

    const auto openingBracket = str[pos];
    const auto closingBracket = fittingClosingNonAngleBracket(openingBracket);

    int depth = 1;

    for (++pos; pos < str.size(); ++pos) {
        if (str[pos] == openingBracket) {
            ++depth;
        } else if (str[pos] == closingBracket) {
            if (--depth == 0) {
                return pos;
            }
        } else {
            pos = trySkipStringOrCharLiteralOrComment(str, pos);
        }
    }

    Q_ASSERT(depth > 0);
    return str.size();
}

/// Finds in @p str the position of a fitting closing angle bracket for the opening angle bracket @p str[@p pos] == '<'.
/// @return the position of a fitting closing bracket or str.size() if not found.