static IfBlock GetIf(int blockNumber)
{
IfBlock ifblock = null;
foreach (Block b in _blocks)
{
if (b is IfBlock)
{
IfBlock bl = (IfBlock)b;
if (bl.blockNumber == blockNumber)
{
ifblock = bl;
}
}
}
return(ifblock);
}
public static void Run(string funcName)
{
Func func = GetFunc(funcName);
if (func != null)
{
_isRunning = true;
_code.pos = func.location;
_currentFunc = func;
int opcode = 0;
Block currentBlock = null;
Stack <Block> block_stack = new Stack <Block>();
while (_isRunning)
{
try
{
opcode = _code.ReadInt();
}
catch
{
}
if (opcode == Opcodes.pushInt)
{
_stack.Push(_code.ReadInt());
}
else if (opcode == Opcodes.pushString)
{
_stack.Push(_code.ReadString());
}
else if (opcode == Opcodes.pushVar)
{
_stack.Push(GetVarValue(_code.ReadString()));
}
else if (opcode == Opcodes.pop)
{
_stack.Pop();
}
else if (opcode == Opcodes.popa)
{
_stack.Clear();
}
else if (opcode == Opcodes.decVar)
{
_vars.Add(new Var(_code.ReadString()));
}
else if (opcode == Opcodes.setVar)
{
SetVarValue(_code.ReadString(), _stack.Pop());
}
else if (opcode == Opcodes.add)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (value1 is string && value2 is string)
{
string value = ((string)value2) + ((string)value1);
_stack.Push(value);
}
else if (value1 is int && value2 is int)
{
int value = ((int)value1) + ((int)value2);
_stack.Push(value);
}
}
else if (opcode == Opcodes.sub)
{
int value1 = (int)_stack.Pop();
int value2 = (int)_stack.Pop();
_stack.Push(value2 - value1);
}
else if (opcode == Opcodes.mul)
{
int value1 = (int)_stack.Pop();
int value2 = (int)_stack.Pop();
_stack.Push(value1 * value2);
}
else if (opcode == Opcodes.div)
{
int value1 = (int)_stack.Pop();
int value2 = (int)_stack.Pop();
_stack.Push(value1 / value2);
}
else if (opcode == Opcodes.clear)
{
Console.Clear();
}
else if (opcode == Opcodes.ife)
{
int blockNumber = _code.ReadInt();
IfBlock ifblock = GetIf(blockNumber);
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = ifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = ifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = ifblock.endBlock;
_ifWorked = false;
}
}
else if (opcode == Opcodes.ifn)
{
int blockNumber = _code.ReadInt();
IfBlock ifblock = GetIf(blockNumber);
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (!IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = ifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = ifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = ifblock.endBlock;
_ifWorked = false;
}
}
else if (opcode == Opcodes.ifgt)
{
int blockNumber = _code.ReadInt();
IfBlock ifblock = GetIf(blockNumber);
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfGreater(value2, value1))
{
if (currentBlock == null)
{
currentBlock = ifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = ifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = ifblock.endBlock;
_ifWorked = false;
}
}
else if (opcode == Opcodes.ifgte)
{
int blockNumber = _code.ReadInt();
IfBlock ifblock = GetIf(blockNumber);
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfGreater(value2, value1) || IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = ifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = ifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = ifblock.endBlock;
_ifWorked = false;
}
}
else if (opcode == Opcodes.iflt)
{
int blockNumber = _code.ReadInt();
IfBlock ifblock = GetIf(blockNumber);
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfLesser(value2, value1))
{
if (currentBlock == null)
{
currentBlock = ifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = ifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = ifblock.endBlock;
_ifWorked = false;
}
}
else if (opcode == Opcodes.iflte)
{
int blockNumber = _code.ReadInt();
IfBlock ifblock = GetIf(blockNumber);
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfLesser(value2, value1) || IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = ifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = ifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = ifblock.endBlock;
_ifWorked = false;
}
}
else if (opcode == Opcodes.elseife)
{
int blockNumber = _code.ReadInt();
ElseIfBlock elseifblock = GetElseIf(blockNumber);
if (!_ifWorked)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = elseifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = elseifblock.endBlock;
_ifWorked = false;
}
}
else
{
_code.pos = elseifblock.endBlock;
}
}
else if (opcode == Opcodes.elseifn)
{
int blockNumber = _code.ReadInt();
ElseIfBlock elseifblock = GetElseIf(blockNumber);
if (!_ifWorked)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (!IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = elseifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = elseifblock.endBlock;
_ifWorked = false;
}
}
else
{
_code.pos = elseifblock.endBlock;
}
}
else if (opcode == Opcodes.elseifgt)
{
int blockNumber = _code.ReadInt();
ElseIfBlock elseifblock = GetElseIf(blockNumber);
if (!_ifWorked)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfGreater(value2, value1))
{
if (currentBlock == null)
{
currentBlock = elseifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = elseifblock.endBlock;
_ifWorked = false;
}
}
else
{
_code.pos = elseifblock.endBlock;
}
}
else if (opcode == Opcodes.elseifgte)
{
int blockNumber = _code.ReadInt();
ElseIfBlock elseifblock = GetElseIf(blockNumber);
if (!_ifWorked)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfGreater(value2, value1) || IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = elseifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = elseifblock.endBlock;
_ifWorked = false;
}
}
else
{
_code.pos = elseifblock.endBlock;
}
}
else if (opcode == Opcodes.elseiflt)
{
int blockNumber = _code.ReadInt();
ElseIfBlock elseifblock = GetElseIf(blockNumber);
if (!_ifWorked)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfLesser(value2, value1))
{
if (currentBlock == null)
{
currentBlock = elseifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = elseifblock.endBlock;
_ifWorked = false;
}
}
else
{
_code.pos = elseifblock.endBlock;
}
}
else if (opcode == Opcodes.elseiflte)
{
int blockNumber = _code.ReadInt();
ElseIfBlock elseifblock = GetElseIf(blockNumber);
if (!_ifWorked)
{
object value1 = _stack.Pop();
object value2 = _stack.Pop();
if (IfLesser(value2, value1) || IfEqual(value2, value1))
{
if (currentBlock == null)
{
currentBlock = elseifblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseifblock;
}
IncVars();
_ifWorked = true;
}
else
{
_code.pos = elseifblock.endBlock;
_ifWorked = false;
}
}
else
{
_code.pos = elseifblock.endBlock;
}
}
else if (opcode == Opcodes.els)
{
int blockNumber = _code.ReadInt();
ElseBlock elseblock = GetElse(blockNumber);
if (!_ifWorked)
{
if (currentBlock == null)
{
currentBlock = elseblock;
}
else
{
block_stack.Push(currentBlock);
currentBlock = elseblock;
}
IncVars();
}
else
{
_code.pos = elseblock.endBlock;
}
}
else if (opcode == Opcodes.endif)
{
if (block_stack.Count > 0)
{
currentBlock = block_stack.Pop();
}
else
{
currentBlock = null;
}
DecVars();
}
else if (opcode == Opcodes.call)
{
string name = _code.ReadString();
Func f = GetFunc(name);
Call c = new Call(_currentFunc, _code.pos, new List <Var>(_vars));
_callstack.Push(c);
_currentFunc = f;
_code.pos = f.location;
_vars.Clear();
}
else if (opcode == Opcodes.got)
{
string name = _code.ReadString();
int location = GetLabel(name);
_code.pos = location;
}
else if (opcode == Opcodes.ret)
{
if (_callstack.Count > 0)
{
Call c = _callstack.Pop();
_currentFunc = c.func;
_code.pos = c.ret;
_vars = c.vars;
}
else
{
_isRunning = false;
}
}
else if (opcode == Opcodes.print)
{
Console.WriteLine(_stack.Pop());
}
else if (opcode == Opcodes.printLine)
{
Console.WriteLine(_stack.Pop());
}
else if (opcode == Opcodes.read)
{
Console.Read();
}
else if (opcode == Opcodes.readLine)
{
Console.ReadLine();
}
else if (opcode == Opcodes.inputInt32)
{
_stack.Push(Convert.ToInt32(Console.ReadLine()));
}
else if (opcode == Opcodes.inputString)
{
_stack.Push(Console.ReadLine());
}
else if (opcode == Opcodes.delay)
{
System.Threading.Thread.Sleep(Convert.ToInt32(_stack.Pop()));
}
else if (opcode == Opcodes.captureScreen)
{
string value = _stack.Pop().ToString();
if (value.Equals(""))
{
value = Guid.NewGuid().ToString();
}
Screenshot.CaptureAndOpen($"{value}.jpg", ImageFormat.Jpeg);
}
else if (opcode == Opcodes.getClipboard)
{
_stack.Push(Clipboard.GetText());
}
else if (opcode == Opcodes.setClipboard)
{
Clipboard.SetText(_stack.Pop().ToString());
}
else if (opcode == Opcodes.write)
{
_inputSimulator.Keyboard.TextEntry(_stack.Pop().ToString());
}
else if (opcode == Opcodes.msg)
{
string value = _stack.Pop().ToString();
MessageBox.Show(value);
}
else if (opcode == Opcodes.exit)
{
Environment.Exit(0);
Application.Exit();
}
}
}
else
{
if (!funcName.Equals("Main"))
{
throw new Exception($"No function named {funcName} was found");
}
}
}
public Lexer(string compiledCode)
{
Func currentFunc = null;
Block currentBlock = null;
int blockNumber = 0;
Stack <Block> blockstack = new Stack <Block>();
foreach (string line in compiledCode.Replace(((char)13).ToString(), "").Split('\n'))
{
if (line.StartsWith(":"))
{
string op = line.Substring(1);
if (currentFunc == null)
{
currentFunc = new Func(op, Code.buffer.Count);
}
else
{
Code.Write(Opcodes.ret);
Funcs.Add(currentFunc);
currentFunc = new Func(op, Code.buffer.Count);
}
}
else if (line.StartsWith("e:"))
{
string op = line.Substring(2);
if (currentFunc == null)
{
currentFunc = new Func(op, Code.buffer.Count);
}
else
{
Code.Write(Opcodes.ret);
Funcs.Add(currentFunc);
currentFunc = new Func(op, Code.buffer.Count);
}
Events.Add(currentFunc);
}
else if (line.StartsWith("."))
{
string name = line.Substring(1);
Label l = new Label(name, Code.buffer.Count());
currentFunc.labels.Add(l);
}
else if (line.StartsWith($"{nameof(Opcodes.pushInt)} "))
{
int value = Convert.ToInt32(line.Substring(8));
Code.Write(Opcodes.pushInt);
Code.Write(value);
_pushVarValue = value.ToString();
}
else if (line.StartsWith($"{nameof(Opcodes.pushString)} "))
{
string temp = line.Substring(11);
string value = temp.Substring(temp.IndexOf("\"") + 1, temp.LastIndexOf("\"") - 1);
Code.Write(Opcodes.pushString);
Code.Write(value);
_pushVarValue = value;
}
else if (line.StartsWith($"{nameof(Opcodes.pushVar)} "))
{
string name = line.Substring(8);
Code.Write(Opcodes.pushVar);
Code.Write(name);
}
else if (line.Equals(nameof(Opcodes.pop)))
{
Code.Write(Opcodes.pop);
}
else if (line.Equals(nameof(Opcodes.popa)))
{
Code.Write(Opcodes.popa);
}
else if (line.StartsWith($"{nameof(Opcodes.decVar)} "))
{
string name = line.Substring(7);
Code.Write(Opcodes.decVar);
Code.Write(name);
}
else if (line.StartsWith($"{nameof(Opcodes.setGlobalVar)} "))
{
string name = line.Substring(13);
Code.Write(Opcodes.setGlobalVar);
Code.Write(name);
if (_pushVarValue != null)
{
GlobalVars.Add(new Var(name, _pushVarValue));
}
}
else if (line.StartsWith($"{nameof(Opcodes.setVar)} "))
{
string name = line.Substring(7);
Code.Write(Opcodes.setVar);
Code.Write(name);
}
else if (line.Equals(nameof(Opcodes.add)))
{
Code.Write(Opcodes.add);
}
else if (line.Equals(nameof(Opcodes.sub)))
{
Code.Write(Opcodes.sub);
}
else if (line.Equals(nameof(Opcodes.mul)))
{
Code.Write(Opcodes.mul);
}
else if (line.Equals(nameof(Opcodes.div)))
{
Code.Write(Opcodes.div);
}
else if (line.Equals(nameof(Opcodes.clear)))
{
Code.Write(Opcodes.clear);
}
else if (line.StartsWith("if"))
{
string op = line.Substring(2);
if (currentBlock != null)
{
blockstack.Push(currentBlock);
}
currentBlock = new IfBlock(blockNumber);
if (op.Equals("e"))
{
Code.Write(Opcodes.ife);
}
else if (op.Equals("n"))
{
Code.Write(Opcodes.ifn);
}
else if (op.Equals("gt"))
{
Code.Write(Opcodes.ifgt);
}
else if (op.Equals("gte"))
{
Code.Write(Opcodes.ifgte);
}
else if (op.Equals("lt"))
{
Code.Write(Opcodes.iflt);
}
else if (op.Equals("lte"))
{
Code.Write(Opcodes.iflte);
}
Code.Write(blockNumber);
blockNumber++;
}
else if (line.StartsWith("elseif"))
{
string op = line.Substring(6);
if (currentBlock != null)
{
blockstack.Push(currentBlock);
}
currentBlock = new ElseIfBlock(blockNumber);
if (op.Equals("e"))
{
Code.Write(Opcodes.elseife);
}
else if (op.Equals("n"))
{
Code.Write(Opcodes.elseifn);
}
else if (op.Equals("gt"))
{
Code.Write(Opcodes.elseifgt);
}
else if (op.Equals("gte"))
{
Code.Write(Opcodes.elseifgte);
}
else if (op.Equals("lt"))
{
Code.Write(Opcodes.elseiflt);
}
else if (op.Equals("lte"))
{
Code.Write(Opcodes.elseiflte);
}
Code.Write(blockNumber);
blockNumber++;
}
else if (line.Equals("else"))
{
if (currentBlock != null)
{
blockstack.Push(currentBlock);
}
currentBlock = new ElseBlock(blockNumber);
Code.Write(Opcodes.els);
Code.Write(blockNumber);
blockNumber++;
}
else if (line.Equals(nameof(Opcodes.endif)))
{
Code.Write(Opcodes.endif);
currentBlock.endBlock = Code.buffer.Count();
Blocks.Add(currentBlock);
if (blockstack.Count > 0)
{
currentBlock = blockstack.Pop();
}
else
{
currentBlock = null;
}
}
else if (line.StartsWith($"{nameof(Opcodes.call)} "))
{
string name = line.Substring(5);
Code.Write(Opcodes.call);
Code.Write(name);
}
else if (line.StartsWith("goto "))
{
string name = line.Substring(6);
Code.Write(Opcodes.got);
Code.Write(name);
}
else if (line.Equals(nameof(Opcodes.print)))
{
Code.Write(Opcodes.print);
}
else if (line.Equals(nameof(Opcodes.printLine)))
{
Code.Write(Opcodes.printLine);
}
else if (line.Equals(nameof(Opcodes.read)))
{
Code.Write(Opcodes.read);
}
else if (line.Equals(nameof(Opcodes.readLine)))
{
Code.Write(Opcodes.readLine);
}
else if (line.Equals(nameof(Opcodes.delay)))
{
Code.Write(Opcodes.delay);
}
else if (line.Equals(nameof(Opcodes.captureScreen)))
{
Code.Write(Opcodes.captureScreen);
}
else if (line.Equals(nameof(Opcodes.getClipboard)))
{
Code.Write(Opcodes.getClipboard);
}
else if (line.Equals(nameof(Opcodes.setClipboard)))
{
Code.Write(Opcodes.setClipboard);
}
else if (line.Equals(nameof(Opcodes.write)))
{
Code.Write(Opcodes.write);
}
else if (line.Equals(nameof(Opcodes.exit)))
{
Code.Write(Opcodes.exit);
}
else if (line.StartsWith(nameof(Opcodes.msg)))
{
Code.Write(Opcodes.msg);
}
else if (line.Equals(nameof(Opcodes.inputInt32)))
{
Code.Write(Opcodes.inputInt32);
}
else if (line.Equals(nameof(Opcodes.inputString)))
{
Code.Write(Opcodes.inputString);
}
else if (line.Equals(nameof(Opcodes.ret)))
{
Code.Write(Opcodes.ret);
}
}
Code.Write(Opcodes.ret);
Funcs.Add(currentFunc);
}