public IInterpreter GenericTypeAliasing()
{
var interpreter = new Interpreter.Interpreter();
foreach (var mutability in Options.AllMutabilityModes)
{
var env = Language.Environment.Create(new Options()
{
DebugThrowOnError = true
}.SetMutability(mutability));
var root_ns = env.Root;
root_ns.AddBuilder(TypeBuilder.Create(NameDefinition.Create("Point", "V", VarianceMode.None))
.With(Alias.Create("VType", NameReference.Create("V"), EntityModifier.Public)));
VariableDeclaration decl = VariableDeclaration.CreateStatement("x", NameReference.Create("p", "VType"), Undef.Create(),
env.Options.ReassignableModifier());
root_ns.AddBuilder(FunctionBuilder.Create("main", NameFactory.Nat8NameReference(), Block.CreateStatement(
VariableDeclaration.CreateStatement("p", null,
ExpressionFactory.StackConstructor(NameReference.Create("Point", NameFactory.Nat8NameReference()))),
decl,
Assignment.CreateStatement(NameReference.Create("x"), Nat8Literal.Create("5")),
Return.Create(NameReference.Create("x"))
)));
ExecValue result = interpreter.TestRun(env);
Assert.AreEqual((byte)5, result.RetValue.PlainValue);
}
return(interpreter);
}
public IErrorReporter NameAliasing()
{
NameResolver resolver = null;
foreach (var mutability in Options.AllMutabilityModes)
{
var env = Language.Environment.Create(new Options() { DiscardingAnyExpressionDuringTests = true,
DebugThrowOnError = true }.SetMutability(mutability));
var root_ns = env.Root;
root_ns.AddBuilder(TypeBuilder.Create("Point")
.With(Alias.Create("Boo", NameFactory.Int64NameReference()))
.With(FunctionBuilder.Create("getIt", ExpressionReadMode.OptionalUse, NameFactory.UnitNameReference(),
Block.CreateStatement(
VariableDeclaration.CreateStatement("x", NameReference.Create("Boo"), Int64Literal.Create("2")),
ExpressionFactory.Readout("x"),
Alias.Create("Loc", NameFactory.Int64NameReference()),
VariableDeclaration.CreateStatement("y", NameReference.Create("Loc"), Int64Literal.Create("3")),
ExpressionFactory.Readout("y")
))));
resolver = NameResolver.Create(env);
Assert.AreEqual(0, resolver.ErrorManager.Errors.Count);
}
return resolver;
}