/**
* Copyright (c) 2012-2016 André Bargull
* Alle Rechte vorbehalten / All Rights Reserved. Use is subject to license terms.
*
* <https://github.com/anba/es6draft>
*/
package com.github.anba.es6draft.ast;
import java.util.List;
/**
* <h1>12 ECMAScript Language: Expressions</h1>
* <ul>
* <li>12.15 Comma Operator ( , )
* </ul>
*/
public final class CommaExpression extends Expression {
private List<Expression> operands;
public CommaExpression(List<Expression> operands) {
super(first(operands).getBeginPosition(), last(operands).getEndPosition());
this.operands = operands;
}
/**
* Returns the list of operand expressions.
*
* @return the list of operands
*/
public List<Expression> getOperands() {
return operands;
}
/**
* Sets the list of operand expressions.
*
* @param operands
* the list of operands
*/
public void setOperands(List<Expression> operands) {
this.operands = operands;
}
@Override
public <R, V> R accept(NodeVisitor<R, V> visitor, V value) {
return visitor.visit(this, value);
}
@Override
public <V> int accept(IntNodeVisitor<V> visitor, V value) {
return visitor.visit(this, value);
}
@Override
public <V> void accept(VoidNodeVisitor<V> visitor, V value) {
visitor.visit(this, value);
}
private static Expression first(List<Expression> elements) {
assert !elements.isEmpty();
return elements.get(0);
}
private static Expression last(List<Expression> elements) {
assert !elements.isEmpty();
return elements.get(elements.size() - 1);
}
}