public void Execute_AddVariable_AddsToContext()
{
bool wasCalled = false;
var context = new Mock <IContext>();
context.Setup(c => c.AddVariable(ValueTypes.Bool, "tested")).Callback(() => wasCalled = true);
var decl = new Declaration(ValueTypes.Bool, "tested");
decl.Execute(context.Object);
Assert.That(wasCalled);
}
public static void RunFile(string path)
{
byte[] file = File.ReadAllBytes(path);
byte[] bytes = file.Skip(3).ToArray();
LinkedList <IToken> lexout = Lexer.Scan(bytes);
Declaration program = Parser.Parse(lexout);
Scope s = new Scope(null);
program.Resolve(s);
program.Execute(s);
while (true)
{
;
}
}
public static void REPL()
{
Scope s = new Scope(true);
while (true)
{
Console.WriteLine("<enter an expression>");
string input = "";
while (input.Length == 0 || input.Count((c) => c == '{') != input.Count((c) => c == '}'))
{
input += Console.ReadLine();
}
byte[] bytes = Encoding.ASCII.GetBytes(input);
try {
LinkedList <IToken> lexout = Lexer.Scan(bytes);
Declaration program = Parser.Parse(lexout);
program.Resolve(s);
//Console.WriteLine("Parsed: " + program.ToString());
if (program is Expression e)
{
Operand result = e.Eval(s);
if (!(result is null))
{
Console.WriteLine("Expression returned " + result);
}
}
else
{
program.Execute(s);
}
} catch (OutletException ex) {
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(ex.Message);
Console.ForegroundColor = ConsoleColor.White;
} finally {
//s.Lines.Clear();
}
}
}
