luaexception.cpp

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Alex Commit Client Upload Part 2 19/10/2026 00:06

1/*

3 *

4 * Permission is hereby granted, free of charge, to any person obtaining a copy

5 * of this software and associated documentation files (the "Software"), to deal

6 * in the Software without restriction, including without limitation the rights

7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

8 * copies of the Software, and to permit persons to whom the Software is

9 * furnished to do so, subject to the following conditions:

10 *

11 * The above copyright notice and this permission notice shall be included in

12 * all copies or substantial portions of the Software.

13 *

14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

20 * THE SOFTWARE.

21 */

23#include "luaexception.h"

24#include "luainterface.h"

26LuaException::LuaException(const std::string& error, int traceLevel)

27{

28 //g_lua.clearStack(); // on every exception, clear lua stack

29 generateLuaErrorMessage(error, traceLevel);

30}

32void LuaException::generateLuaErrorMessage(const std::string& error, int traceLevel)

33{

34 // append trace level to error message

35 if(traceLevel >= 0)

36 m_what = stdext::format("LUA ERROR: %s", g_lua.traceback(error, traceLevel));

37 else

38 m_what = stdext::format("LUA ERROR:\n%s", error);

39}

41LuaBadNumberOfArgumentsException::LuaBadNumberOfArgumentsException(int expected, int got)

42{

43 std::string error = "attempt to call a function with wrong number of arguments";

44 if(expected >= 0 && got >= 0)

45 error = stdext::format("%s (expected %d, but got %d)", error, expected, got);

46 generateLuaErrorMessage(error, 1);

47}

49LuaBadValueCastException::LuaBadValueCastException(const std::string& luaTypeName, const std::string& cppTypeName)

50{

51 std::string error = stdext::format("attempt to cast a '%s' lua value to '%s'", luaTypeName, cppTypeName);

52 generateLuaErrorMessage(error, 0);

53}