Method ChangeScript

Source/Runtime/Private/Components/ComScript.cpp:132–222

}

void ComScript::ChangeScript(const Guid &scriptGuid) {
#if WITH_EDITOR
    // Disconnect with previously connected script asset.
    if (scriptAsset) {
        scriptAsset->Disconnect(&Asset::SIG_Reloaded, this);
        scriptAsset = nullptr;
    }
#endif

    if (!sandboxName.IsEmpty()) {
        state->SetToNil(sandboxName.c_str());
        //state->ForceGC();
    }

    if (sandbox.IsValid()) {
        sandbox = LuaCpp::Selector();
    }

    hasError = false;

    ClearFunctionMap();

    this->scriptGuid = scriptGuid;

    if (scriptGuid.IsZero()) {
        sandboxName = "";
        return;
    }

    // Sandbox name is same as component GUID in string.
    sandboxName = GetGuid().ToString();

    const Str scriptPath = resourceGuidMapper.Get(scriptGuid);
    char *text;
    size_t size = fileSystem.LoadFile(scriptPath, true, (void **)&text);
    if (!text) {
        sandboxName = "";
        BE_WARNLOG("ComScript::ChangeScript: Failed to load script '%s'\n", scriptPath.c_str());
        return;
    }

    if (!ParsePropertyNames(scriptPath, text, propertyNames)) {
        propertyNames.Clear();
    }

    // Load a script with sandboxed on current Lua state.
    if (!state->LoadBuffer(scriptPath.c_str(), text, size, sandboxName)) {
        hasError = true;
    }

    fileSystem.FreeFile(text);

    if (!hasError) {
        // Get the state of current loaded script.
        sandbox = (*state)[sandboxName];

        // Run this script.
        state->Run();