static void Main(string[] args)
{
ExportToCSharp.Export();
ExportToLua.Export();
}
static void Main(string[] args)
{
var twoParamsResult = ExportToCSharp.exportedFunction(6, 7);
Console.WriteLine($"The result of 6 times 7 is {twoParamsResult}");
var tupleResult = ExportToCSharp.exportedFunctionWithTuple(6, 7);
Console.WriteLine($"The result of 6 times 7 is {twoParamsResult}");
// partial functions are not supported in C#
// var partialFunction = ExportToCSharp.exportedFunction(6);
var refc = RefTuplesAreEqualInCSharp();
var reff = ExportToCSharp.refTuplesAreEqualInFSharp();
Console.WriteLine($"Ref tuples: {ExportToCSharp.exportedTuple1} and {ExportToCSharp.exportedTuple2}");
Console.WriteLine($"Comparing ref tuples in C Sharp {refc} and FSharp {reff}.");
var cSharpTuple = new Tuple <string, string, string>("Do", "Re", "Mi");
Console.WriteLine(
$"Ref & C# tuple {ExportToCSharp.exportedTuple1} = {cSharpTuple}: {ExportToCSharp.exportedTuple1 == cSharpTuple}");
Console.WriteLine($"Value/Struct tuples cannot be compared in C#, although they are visible.");
Console.WriteLine($"Struct tuples: {ExportToCSharp.structTuple1} and {ExportToCSharp.structTuple2}");
var structf = ExportToCSharp.structTuplesAreEqualInFSharp();
Console.WriteLine($"But they can be compared in F# and the result is {structf}");
Console.WriteLine("However, neither of the languages can compare a reference and struct tuple.");
Console.WriteLine("Ref tuples are immutable, but value tuples are mutable.");
var refTuple = ExportToCSharp.exportedTuple1;
//refTuple.Item1 = "NewValue";
var valTuple = ExportToCSharp.structTuple1;
valTuple.Item1 = "NewValue";
Console.WriteLine($"Tuples after mutation {refTuple} and {valTuple}");
// In general, tuples behave differently in F# and C# and should not be used in interoperability.
var rec1 = new ExportToCSharp.ExportedRecord("Ti", "So", "Re");
var rec2 = new ExportToCSharp.ExportedRecord("Ti", "So", "Re");
Console.WriteLine($"Are records {rec1} and {rec2} equal?");
Console.WriteLine($"In C#: {rec1 == rec2}");
Console.WriteLine($"In F#: {ExportToCSharp.recordsComparison(rec1, rec2)}");
// However, they are still immutable in C# as well
// rec1.FirstNote = "ChangedValue";
var union1 = ExportToCSharp.ExportedUnion.NewSingleString("Ti");
var union2 = ExportToCSharp.ExportedUnion.NewSingleString("Ti");
Console.WriteLine($"Are unions {union1} and {union2} equal?");
Console.WriteLine($"In C#: {union1 == union2}");
Console.WriteLine($"In F#: {ExportToCSharp.unionComparison(union1, union2)}");
// We can change the type of the exported union
union2 = ExportToCSharp.ExportedUnion.NewTwoBools(true, false);
Console.WriteLine($"Are unions {union1} and {union2} equal?");
Console.WriteLine($"In C#: {union1 == union2}");
Console.WriteLine($"In F#: {ExportToCSharp.unionComparison(union1, union2)}");
var u2v1 = (union2 as ExportToCSharp.ExportedUnion.TwoBools).Item1;
var u2v2 = (union2 as ExportToCSharp.ExportedUnion.TwoBools).Item2;
Console.WriteLine($"Union values are {u2v1} and {u2v2}");
}
