Method installLuaConsole

app/src/DataModel/Scripting/LuaCompat.cpp:297–326

* @brief Installs a JS-style console table and replaces print() so script output is * visible in the application console instead of stdout. */

 *        visible in the application console instead of stdout.
 */
void DataModel::installLuaConsole(lua_State* L)
{
  Q_ASSERT(L != nullptr);

  static constexpr struct {
    const char* name;
    QtMsgType type;
  } kLevels[] = {
    {  "log",    QtDebugMsg},
    {"debug",    QtDebugMsg},
    { "info",     QtInfoMsg},
    { "warn",  QtWarningMsg},
    {"error", QtCriticalMsg}
  };

  constexpr int kLevelCount = static_cast<int>(sizeof(kLevels) / sizeof(kLevels[0]));

  lua_createtable(L, 0, kLevelCount);
  for (const auto& level : kLevels) {
    lua_pushinteger(L, static_cast<lua_Integer>(level.type));
    lua_pushcclosure(L, luaConsoleLog, 1);
    lua_setfield(L, -2, level.name);
  }

  lua_setglobal(L, "console");

  lua_pushinteger(L, static_cast<lua_Integer>(QtDebugMsg));
  lua_pushcclosure(L, luaConsoleLog, 1);
  lua_setglobal(L, "print");
}