static void Main(string[] args)
{
var code = @"
func Get1() {
return 1;
}
proc Test() {
Print(5);
}
proc PrintAddMul(x, y, z) {
Print(x + y * z);
}
proc TestRet1(x) {
if (x) {
return;
} else {
// return; // unreachable code
}
return;
}
func TestRet2(x) {
if (x) {
return 1;
} else {
// return; // unreachable code
}
return 3; // must have
}
func TestRet3(x) {
if (x) {
return x;
} else {
return -x;
}
}
func PrintAndGet(p, r) {
Print(p);
return r;
}
proc TestAndOr() {
PrintAndGet(30, 0) && PrintAndGet(30, 1); // 30
PrintAndGet(31, 1) && PrintAndGet(31, 1); // 31 31
PrintAndGet(32, 1) || PrintAndGet(32, 1); // 32
PrintAndGet(33, 0) || PrintAndGet(33, 1); // 33 33
}
proc Main(a, b, c) {
var mvar;
mvar = 11;
Test();
Print(bbb + a);
a = 5;
Get1();
PrintAddMul(a + b, Get1(), mvar);
EndSection();
Print(1 < 2);
Print(1 < 0);
Print(1 == 2);
Print(1 == 1);
if (2) {
Print(333);
} else {
Print(222);
}
if (0) {
Print(18);
} else {
Print(81);
}
EndSection();
TestAndOr();
EndSection();
setMe = 999;
TestRet1(1);
Print(TestRet2(2));
Print(TestRet3(3));
EndSection();
}
";
var compiler = new Compiler(typeof(ExecutionContext));
{
var parser = new LangParser(new CommonTokenStream(new LangLexer(new AntlrInputStream(code))));
parser.RemoveErrorListeners();
parser.AddErrorListener(new ThrowingErrorListener());
var tree = TreeTransformer.Transform(parser.program());
var result = compiler.Compile(tree);
result.GetMethod("Main").Invoke(null, new object[] { 1, 2, 3 });
}
Console.WriteLine("@@@ WITH MY PARSER @@@");
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write(code);
writer.Flush();
stream.Position = 0;
var parser = new LanguageParser.SimpleParser();
var tree = parser.Parse(new LanguageParser.SimpleLexer(stream));
var result = compiler.Compile(tree);
result.GetMethod("Main").Invoke(null, new object[] { 1, 2, 3 });
}
}
