static private string Continue(ref int command_ptr, ref int NextIndex, ref int line_ptr, ref bool DontSkipNextCommand)
{
while (OpenedBlocks.Count > 0)
{
var NextBlock = OpenedBlocks.Peek();
if (NextBlock.type == BlockType.While || NextBlock.type == BlockType.For || NextBlock.type == BlockType.DoUntil)
{
command_ptr = NextBlock.command_ptr;
line_ptr = NextBlock.line_ptr;
NextIndex = NextBlock.NextIndex;
DontSkipNextCommand = false;
return(null);
}
OpenedBlocks.Pop();
}
return("BAD_CONTINUE");
}
static private string DoUntilBlockProcess(ref int command_ptr, ref int NextIndex, ref int line_ptr, string Command)
{
var DoUntilBlock = OpenedBlocks.Peek();
if (DoUntilBlock.type != BlockType.DoUntil)
{
return("BAD_BLOCK");
}
string expression;
var res = GetNextExpression(Command, ref NextIndex, ref line_ptr, out expression, true);
if (!res)
{
return("BAD_EXPRESSION");
}
bool until_result;
var Result = GetBoolFuncExpressionResult(expression, out until_result);
if (Result == null)
{
if (until_result)
{
OpenedBlocks.Pop();
return(null);
}
else
{
command_ptr = DoUntilBlock.command_ptr;
NextIndex = DoUntilBlock.NextIndex;
line_ptr = DoUntilBlock.line_ptr;
return(null);
}
}
else
{
return(Result);
}
}
