private void HandleRuntimeError(SprakRuntimeException e, IComputerScreen screen)
{
// First, consider assertions - the error could be expected, in which case the executor can log
// a success and move on. Or it could be a different error to what was expected, so that the
// assertion fails.
ErrorTest test = null;
if (Instructions.HasCurrent)
{
test = Instructions.CurrentInfo.Tests?.OfType <ErrorTest>().FirstOrDefault();
}
if (test != null && _runTestCommands)
{
if (test.ErrorName == e.Template.Name)
{
// Success! The error was expected.
screen.SetPrintColor(Color.Green);
screen.Print($"Assertion passed: error '{test.ErrorName}' occured.");
Instructions.Step();
}
// This name comparison is a bit awkward, but doesn't seem worth rewriting
else if (e.Template.Name != nameof(Messages.AssertionFailed))
{
// An error occurred as expected, but it was the wrong one!
screen.SetPrintColor(Color.Red);
screen.Print("Runtime error: Assertion Failed.");
screen.Print($"Expected error: '{test.ErrorName}'. Found error: '{e.Template.Name}'");
screen.Print("Found error details:");
DisplayRuntimeError(e, screen);
_breakRequested = true;
}
else
{
DisplayRuntimeError(e, screen);
_breakRequested = true;
}
}
else
{
// If there was no error test, then this is a runtime error
// to display and pause on.
DisplayRuntimeError(e, screen);
_breakRequested = true;
}
screen.SetPrintColor(Color.White);
}
private void DisplayRuntimeError(SprakRuntimeException e, IComputerScreen screen)
{
screen.SetPrintColor(Color.Red);
screen.Print("Runtime Error: " + e.Template.Title);
screen.Print("Detail: " + e.Template.Render(e.Args));
string sourceTrace = GetCurrentTrace();
if (sourceTrace != null)
{
screen.Print("At: " + sourceTrace);
}
screen.Print("Execution paused at error location.");
screen.SetPrintColor(Color.White);
}
