public void SimpleExpr()
{
var src = "1^2";
var lexer = new Lexer(new MemoryStream(Encoding.UTF8.GetBytes(src)));
lexer.Start();
var parser = new ExprParser(lexer.TokStream);
var ast = parser.Parse(0);
var interpreter = new AstInterpreter();
Console.Write(Convert.ToInt64(interpreter.Eval(ast)));
}
public override object Call(AstInterpreter interpreter, IEnumerable <object> arguments)
{
return(DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1)).TotalSeconds);
}
public override object Call(AstInterpreter interpreter, IEnumerable <object> arguments)
{
interpreter.Reset();
return(null);
}
public static void Resolve(AstInterpreter interpreter, IEnumerable <Statement> statements)
{
var resolver = new Resolver(interpreter);
resolver.Resolve(statements);
}
private Resolver(AstInterpreter interpreter)
{
scope = new Scope(interpreter);
}
public Scope(AstInterpreter interpreter)
{
this.interpreter = interpreter;
}
public override object Call(AstInterpreter interpreter, IEnumerable<object> arguments)
{
interpreter.RaiseOut(arguments.First());
return null;
}
