/// <summary>
/// Creates a tuple value that stores the given LLVM value representing a Q# value of user defined type.
/// </summary>
/// <param name="value">The typed tuple representing a value of user defined type</param>
/// <param name="udt">The Q# type of the value</param>
internal TupleValue FromCustomType(Value value, UserDefinedType udt)
{
if (!this.sharedState.TryGetCustomType(udt.GetFullName(), out var udtDecl))
{
throw new ArgumentException("type declaration not found");
}
var elementTypes = udtDecl.Type.Resolution is ResolvedTypeKind.TupleType ts ? ts.Item : ImmutableArray.Create(udtDecl.Type);
return(new TupleValue(udt, value, elementTypes, this.sharedState));
}
public override QsResolvedTypeKind OnUserDefinedType(UserDefinedType udt)
{
// User-defined types are represented by a tuple of their items.
if (this.SharedState.TryGetCustomType(udt.GetFullName(), out QsCustomType? udtDefinition))
{
this.SharedState.BuiltType = udtDefinition.Type.Resolution.IsUnitType
? this.SharedState.Types.Tuple
: this.SharedState.LlvmStructTypeFromQsharpType(udtDefinition.Type).CreatePointerType();
}
else
{
throw new InvalidOperationException("unknown user defined type");
}
return(QsResolvedTypeKind.InvalidType);
}