static void Main(string[] args)
{
List<KeyValuePair<Expression, Expression>> InOut = new List<KeyValuePair<Expression, Expression>>();
DynamicNamespace console = new DynamicNamespace();
console.Add(NativeFunction.New<Action<Expression, Variable, Constant, Constant>>("Plot", (f, x, x0, x1) => Plot(f, x, x0, x1)));
console.Add(NativeFunction.New<Action<Expression, Variable>>("Plot", (f, x) => Plot(f, x, -10, 10)));
console.Add(NativeFunction.New<Action>("Clear", () => System.Console.Clear()));
console.Add(NativeFunction.New<Func<Expression, Expression>>("In", x => InOut[(int)x].Key));
console.Add(NativeFunction.New<Func<Expression, Expression>>("Out", x => InOut[(int)x].Value));
Parser parser = new Parser(new NamespaceSet(Namespace.Global, console));
while (true)
{
try
{
System.Console.Write("> ");
string s = System.Console.ReadLine();
System.Console.WriteLine();
if (s == "Exit")
break;
Expression input = parser.Parse(s);
Expression output = input.Evaluate();
int n = InOut.Count;
InOut.Add(new KeyValuePair<Expression, Expression>(input, output));
System.Console.WriteLine(Arrow.New("In[" + n + "]", input).ToPrettyString());
System.Console.WriteLine();
System.Console.WriteLine(Arrow.New("Out[" + n + "]", output).ToPrettyString());
System.Console.WriteLine();
}
catch (Exception Ex)
{
System.Console.WriteLine(Ex.Message);
}
}
}