RuntimeException NewOpTypeError(string op, int idx)
{
var info = GetOperandNameAndScope(idx);
return(NewRuntimeError("attempt to {0} {1} '{2}' (a {3} value) ",
op, info.Item1, info.Item2, ValueUtils.GetTypeName(_stack[idx])));
}
void CheckCompareType(int b, int c, string op)
{
if (_stack[b] is double && _stack[c] is double)
{
}
else
{
throw NewRuntimeError("attemp to compare({0}) {1} with {2}",
op, ValueUtils.GetTypeName(_stack[b]), ValueUtils.GetTypeName(_stack[c]));
}
}