public void DotProduct()
{
// Parse
DefaultParser parser = new DefaultParser();
VectorProductOperNode node = new VectorProductOperNode(VectorProductMethod.DOT);
parser.ParseString("<2,1,3>");
node.AddChild(parser.Tree.Root);
parser = new DefaultParser();
parser.ParseString("<1,2,3>");
node.AddChild(parser.Tree.Root);
// Simplify
Simplifier simplifier = new Simplifier();
ExpNode exp_result = node.Execute(simplifier);
// Print
DefaultPrinter printer = new DefaultPrinter();
string str_result = exp_result.Print(printer);
// Compare
Assert.IsTrue(str_result == "13");
}
static void Main(string[] args)
{
while (true)
{
SysCon.Write("Enter an Equation (q to quit): ");
string str = SysCon.ReadLine();
if (str == "q")
{
SysCon.Write("Done!");
return;
}
DefaultParser parser = new DefaultParser();
DefaultPrinter printer = new DefaultPrinter();
ParserStatus status = parser.ParseString(str);
if (status.Failed)
{
SysCon.WriteLine($"\nError: {status.ErrorType}\n");
}
else
{
ExpNode root = parser.Tree.Root;
Simplifier simplifier = new Simplifier();
root = root.Execute(simplifier);
if (root == null)
{
SysCon.WriteLine($"\n{simplifier.Error.Message}\n");
}
else
{
SysCon.WriteLine($"\n{root.Print(printer)}\n");
}
}
}
}