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/* valaenumvalue.vala
*
* Copyright (C) 2006-2010 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 enum value member in the source code.
*/
public class Vala.EnumValue : Constant {
/**
* The nick of this enum-value
*/
public string nick {
get {
if (_nick == null) {
_nick = get_attribute_string ("Description", "nick");
if (_nick == null) {
_nick = name.ascii_down ().replace ("_", "-");
}
}
return _nick;
}
}
private string? _nick = null;
/**
* Creates a new enum value with the specified numerical representation.
*
* @param name enum value name
* @param value numerical representation
* @return newly created enum value
*/
public EnumValue (string name, Expression? value, SourceReference? source_reference = null, Comment? comment = null) {
base (name, null, value, source_reference, comment);
}
public override void accept (CodeVisitor visitor) {
visitor.visit_enum_value (this);
}
public override void accept_children (CodeVisitor visitor) {
if (value != null) {
value.accept (visitor);
}
}
public override bool check (CodeContext context) {
if (checked) {
return !error;
}
checked = true;
if (value != null) {
value.check (context);
// check whether initializer is at least as accessible as the enum value
if (!value.is_accessible (this)) {
error = true;
Report.error (value.source_reference, "value is less accessible than enum `%s'", parent_symbol.get_full_name ());
}
}
return !error;
}
}
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