private static object[]? VectorToArray(SymbolicExpression sexp)
{
RequireTrue(sexp.IsVector());
return(sexp.Type switch
{
SymbolicExpressionType.CharacterVector => sexp.AsCharacter().ToArray(),
SymbolicExpressionType.IntegerVector => sexp.AsInteger().ToArray().Cast <object>().ToArray(),
SymbolicExpressionType.LogicalVector => sexp.AsLogical().ToArray().Cast <object>().ToArray(),
SymbolicExpressionType.NumericVector => sexp.AsNumeric().ToArray().Cast <object>().ToArray(),
_ => default,
private static IConverter ConvertFromLogicalVector(SymbolicExpression sexp)
{
return(sexp.IsMatrix()
? (IConverter) new MatrixConverter <bool>(sexp.AsLogicalMatrix())
: new VectorConverter <bool>(sexp.AsLogical()));
}