Function tryLuaLongOpen

app/src/DataModel/Editors/CodeFormatter.cpp:135–153

* @brief If line[i:] opens a Lua long-bracket form, returns its level and length. */

 * @brief If line[i:] opens a Lua long-bracket form, returns its level and length.
 */
static bool tryLuaLongOpen(QStringView line, int i, int& outLevel, int& outConsume)
{
  if (i >= line.size() || line[i] != QLatin1Char('['))
    return false;

  int level = 0;
  int j     = i + 1;
  while (j < line.size() && line[j] == QLatin1Char('=')) {
    ++level;
    ++j;
  }

  if (j >= line.size() || line[j] != QLatin1Char('['))
    return false;

  outLevel   = level;
  outConsume = (j - i) + 1;
  return true;
}

/**
 * @brief If line[i:] closes a Lua long-bracket form at the given level, returns the length.