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/* valaconditionalexpression.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 2.1 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 a conditional expression in the source code.
*/
public class Vala.ConditionalExpression : Expression {
/**
* The condition.
*/
public Expression! condition { get; set construct; }
/**
* The expression to be evaluated if the condition holds.
*/
public Expression! true_expression { get; set construct; }
/**
* The expression to be evaluated if the condition doesn't hold.
*/
public Expression! false_expression { get; set construct; }
/**
* Creates a new conditional expression.
*
* @param cond a condition
* @param true_expr expression to be evaluated if condition is true
* @param false_expr expression to be evaluated if condition is false
* @return newly created conditional expression
*/
public ConditionalExpression (Expression! cond, Expression! true_expr, Expression! false_expr, SourceReference source) {
condition = cond;
true_expression = true_expr;
false_expression = false_expr;
source_reference = source;
}
public override void accept (CodeVisitor! visitor) {
condition.accept (visitor);
true_expression.accept (visitor);
false_expression.accept (visitor);
visitor.visit_conditional_expression (this);
}
public override bool is_pure () {
return condition.is_pure () && true_expression.is_pure () && false_expression.is_pure ();
}
}
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