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/* valaloop.vala
*
* Copyright (C) 2009-2010 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;
/**
* Represents an endless loop.
*/
public class Vala.Loop : CodeNode, Statement {
/**
* Specifies the loop body.
*/
public Block body {
get {
return _body;
}
set {
_body = value;
_body.parent_node = this;
}
}
private Block _body;
/**
* Creates a new loop.
*
* @param body loop body
* @param source_reference reference to source code
* @return newly created while statement
*/
public Loop (Block body, SourceReference? source_reference = null) {
this.body = body;
this.source_reference = source_reference;
}
public override void accept (CodeVisitor visitor) {
visitor.visit_loop (this);
}
public override void accept_children (CodeVisitor visitor) {
body.accept (visitor);
}
public override bool check (CodeContext context) {
if (checked) {
return !error;
}
checked = true;
body.check (context);
add_error_types (body.get_error_types ());
return !error;
}
public override void emit (CodeGenerator codegen) {
codegen.visit_loop (this);
}
}
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