// Parameters //
public static HParameterSet GetHParameter(Workspace Home, HScriptParser.Hparameter_setContext context)
{
// Create a set //
HParameterSet parmset = new HParameterSet();
// Step one: cycle through all parameters and look for any tables //
DataSet first_data = null;
List<HScriptParser.HparameterContext> param_context = new List<HScriptParser.HparameterContext>();
foreach (HScriptParser.HparameterContext ctx in context.hparameter())
{
if (ctx.full_table_name() != null)
{
DataSet d = VisitorHelper.GetData(Home, ctx.full_table_name());
if (first_data == null)
first_data = d;
parmset.Add(ctx.SCALAR().GetText(), d);
}
else
param_context.Add(ctx);
}
ExpressionVisitor exp_vis =
first_data != null
? new ExpressionVisitor(null, Home, first_data.Name, first_data.Columns, new StaticRegister(null))
: new ExpressionVisitor(null, Home);
MatrixVisitor mat_vis = new MatrixVisitor(Home, null, exp_vis);
foreach (HScriptParser.HparameterContext ctx in param_context)
{
string name = ctx.SCALAR().GetText();
if (ctx.expression() != null)
parmset.Add(name, exp_vis.ToNode(ctx.expression()));
else if (ctx.expression_alias_list() != null)
parmset.Add(name, exp_vis.ToNodes(ctx.expression_alias_list()));
else if (ctx.lambda_unit() != null)
parmset.Add(name, VisitorHelper.RenderLambda(Home, ctx.lambda_unit()));
else if (ctx.matrix_expression() != null)
parmset.Add(name, mat_vis.ToMatrix(ctx.matrix_expression()));
else if (ctx.K_OUT() != null)
parmset.Add(name, Home.GlobalHeap.Scalars, ctx.IDENTIFIER().GetText());
}
return parmset;
}
