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/* valaobjectcreationexpression.vala
*
* Copyright (C) 2006 Jürg Billeter
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author:
* Jürg Billeter <j@bitron.ch>
*/
using GLib;
/**
* Represents an object creation expression in the source code.
*/
public class Vala.ObjectCreationExpression : Expression {
/**
* The object type to create.
*/
public TypeReference type_reference { get; set; }
/**
* The construction method to use. May be null to indicate that
* the default construction method should be used.
*/
public Method constructor { get; set; }
/**
* The construction method to use or the data type to be created
* with the default construction method.
*/
public MemberAccess member_name { get; set; }
private List<Expression> argument_list;
/**
* Creates a new object creation expression.
*
* @param type object type to create
* @param source reference to source code
* @return newly created object creation expression
*/
public ObjectCreationExpression (MemberAccess! name, SourceReference source) {
member_name = name;
source_reference = source;
}
/**
* Appends the specified expression to the list of arguments.
*
* @param arg an argument
*/
public void add_argument (Expression! arg) {
argument_list.append (arg);
arg.parent_node = this;
}
/**
* Returns a copy of the argument list.
*
* @return argument list
*/
public ref List<weak Expression> get_argument_list () {
return argument_list.copy ();
}
public override void accept (CodeVisitor! visitor) {
if (type_reference != null) {
type_reference.accept (visitor);
}
if (member_name != null) {
member_name.accept (visitor);
}
visitor.visit_begin_object_creation_expression (this);
// iterate over list copy as list may change in loop body
foreach (Expression arg in argument_list.copy ()) {
arg.accept (visitor);
}
visitor.visit_end_object_creation_expression (this);
}
public override void replace (CodeNode! old_node, CodeNode! new_node) {
weak List<Expression> l = argument_list.find (old_node);
if (l != null) {
if (new_node.parent_node != null) {
return;
}
argument_list.insert_before (l, new_node);
argument_list.remove_link (l);
new_node.parent_node = this;
}
}
}
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