private static SyntaxNode ArgumentList(RParser.SublistContext args, Func<ParserRuleContext, Scope, SyntaxNode> transform, Scope scope)
{
var nodes = new List<ArgumentSyntax>();
foreach (var arg in args.sub())
{
var argName = null as string;
var value = null as ExpressionSyntax;
if (arg is RParser.SubExpressionContext)
value = (ExpressionSyntax)transform((arg as RParser.SubExpressionContext).expr(), scope);
else if (arg is RParser.SubAssignmentContext)
{
var paramName = (arg as RParser.SubAssignmentContext);
argName = paramName.ID().ToString();
value = (ExpressionSyntax)transform(paramName.expr(), scope);
}
else if (arg is RParser.SubStringAssignmentContext)
{
var paramName = (arg as RParser.SubStringAssignmentContext);
argName = paramName.STRING().ToString();
value = (ExpressionSyntax)transform(paramName.expr(), scope);
}
else if (arg is RParser.SubIncompleteNullContext || arg is RParser.SubNullAssignmentContext)
{
throw new NotImplementedException();
}
else if (arg is RParser.SubEllipsisContext)
{
throw new NotImplementedException();
}
else if (arg is RParser.SubIncompleteAssignmentContext || arg is RParser.SubIncompleteStringContext || arg is RParser.SubIncompleteStringContext)
{
throw new NotImplementedException();
}
else if (arg is RParser.SubEmptyContext)
{
continue;
}
else
Debug.Assert(false);
Debug.Assert(value != null);
var result = CSharp.Argument(value);
if (argName != null)
result = result
.WithNameColon(CSharp
.NameColon(argName));
nodes.Add(result);
}
return CSharp
.ArgumentList()
.WithArguments(CSharp
.SeparatedList(nodes));
}
