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/* valaobjectcreationexpression.vala
*
* Copyright (C) 2006-2007 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 2.1 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;
using Gee;
/**
* Represents an object creation expression in the source code.
*/
public class Vala.ObjectCreationExpression : Expression {
/**
* The object type to create.
*/
public DataType type_reference {
get { return _data_type; }
set {
_data_type = value;
_data_type.parent_node = this;
}
}
/**
* 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 Gee.List<Expression> argument_list = new ArrayList<Expression> ();
private Gee.List<MemberInitializer> object_initializer = new ArrayList<MemberInitializer> ();
private DataType _data_type;
/**
* Creates a new object creation expression.
*
* @param member_name object type to create
* @param source_reference reference to source code
* @return newly created object creation expression
*/
public ObjectCreationExpression (MemberAccess member_name, SourceReference source_reference) {
this.source_reference = source_reference;
this.member_name = member_name;
}
/**
* Appends the specified expression to the list of arguments.
*
* @param arg an argument
*/
public void add_argument (Expression arg) {
argument_list.add (arg);
arg.parent_node = this;
}
/**
* Returns a copy of the argument list.
*
* @return argument list
*/
public Collection<Expression> get_argument_list () {
return new ReadOnlyCollection<Expression> (argument_list);
}
/**
* Appends the specified member initializer to the object initializer.
*
* @param init a member initializer
*/
public void add_member_initializer (MemberInitializer init) {
object_initializer.add (init);
init.parent_node = this;
}
/**
* Returns the object initializer.
*
* @return member initializer list
*/
public Collection<MemberInitializer> get_object_initializer () {
return new ReadOnlyCollection<MemberInitializer> (object_initializer);
}
public override void accept (CodeVisitor visitor) {
visitor.visit_object_creation_expression (this);
}
public override void accept_children (CodeVisitor visitor) {
if (type_reference != null) {
type_reference.accept (visitor);
}
if (member_name != null) {
member_name.accept (visitor);
}
foreach (Expression arg in argument_list) {
arg.accept (visitor);
}
foreach (MemberInitializer init in object_initializer) {
init.accept (visitor);
}
}
public override void replace_expression (Expression old_node, Expression new_node) {
int index = argument_list.index_of (old_node);
if (index >= 0 && new_node.parent_node == null) {
argument_list[index] = new_node;
new_node.parent_node = this;
}
}
public override bool is_pure () {
return false;
}
public override void replace_type (DataType old_type, DataType new_type) {
if (type_reference == old_type) {
type_reference = new_type;
}
}
}
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