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better error message

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This commit is contained in:
Glenn Maynard
2006-10-05 02:45:05 +00:00
parent f5780905df
commit c1cdce72aa
1 changed files with 15 additions and 4 deletions
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stepmania/src/EnumHelper.cpp
+15 -4
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@@ -19,11 +19,22 @@ int CheckEnum( lua_State *L, LuaReference &table, int iPos, int iInvalid, const
// and not silently result in nil, or an out-of-bounds value.
if( unlikely(lua_isnil(L, -1)) )
{
// XXX: show string if a string, otherwise the type
lua_pushvalue( L, iPos );
RString sGot;
LuaHelpers::Pop( L, sGot );
LuaHelpers::Push( L, ssprintf("Expected %s; got \"%s\"", szType, sGot.c_str() ) );
if( lua_isstring(L, iPos) )
{
/* We were given a string, but it wasn't a valid value for this enum. Show
* the string. */
lua_pushvalue( L, iPos );
LuaHelpers::Pop( L, sGot );
sGot = ssprintf( "\"%s\"", sGot.c_str() );
}
else
{
/* We didn't get a string. Show the type. */
luaL_pushtype( L, iPos );
LuaHelpers::Pop( L, sGot );
}
LuaHelpers::Push( L, ssprintf("Expected %s; got %s", szType, sGot.c_str() ) );
lua_error( L );
}
int iRet = lua_tointeger( L, -1 );