/*
 ***** BEGIN LICENSE BLOCK *****
 * Version: EPL 2.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Eclipse Public
 * License Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.eclipse.org/legal/epl-v20.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2001-2002 Jan Arne Petersen <jpetersen@uni-bonn.de>
 * Copyright (C) 2001-2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
 * Copyright (C) 2002-2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
 * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
 * 
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package org.jruby.ast;

import java.util.List;

import org.jruby.ast.visitor.NodeVisitor;
import org.jruby.lexer.yacc.ISourcePosition;

Explicit block argument (on caller side):
  foobar(1, 2, &foo)
  foobar(1, 2, &lhs_which_returns_something_block/proc_like)
bodyNode is any expression which can return something which is ultimately
coercible to a proc.
/**
 * Explicit block argument (on caller side):
 *   foobar(1, 2, &foo)
 *   foobar(1, 2, &lhs_which_returns_something_block/proc_like)
 *
 * bodyNode is any expression which can return something which is ultimately
 * coercible to a proc.
 */
public class BlockPassNode extends Node {
    private final Node bodyNode;

    
Used by the arg_blk_pass and new_call, new_fcall and new_super
methods in ParserSupport to temporary save the args node.  This should
not be used directly by compiler or interpreter.
/** Used by the arg_blk_pass and new_call, new_fcall and new_super
     * methods in ParserSupport to temporary save the args node.  This should
     * not be used directly by compiler or interpreter.
     */
    private Node argsNode;

    public BlockPassNode(ISourcePosition position, Node bodyNode) {
        super(position, bodyNode != null && bodyNode.containsVariableAssignment());
        this.bodyNode = bodyNode;
    }

    public NodeType getNodeType() {
        return NodeType.BLOCKPASSNODE;
    }

    
Accept for the visitor pattern.
Params:
iVisitor – the visitor/**
     * Accept for the visitor pattern.
     * @param iVisitor the visitor
     **/
    public <T> T accept(NodeVisitor<T> iVisitor) {
        return iVisitor.visitBlockPassNode(this);
    }

    
Gets the bodyNode.
Returns:
Returns a Node/**
     * Gets the bodyNode.
     * @return Returns a Node
     */
    public Node getBodyNode() {
        return bodyNode;
    }

    
Gets the argsNode.
Returns:
Returns a IListNode/**
     * Gets the argsNode.
     * @return Returns a IListNode
     */
    public Node getArgsNode() {
        return argsNode;
    }

    
Sets the argsNode.
Params:
argsNode – The argsNode to set/**
     * Sets the argsNode.
     * @param argsNode The argsNode to set
     */
    public void setArgsNode(Node argsNode) {
        this.argsNode = argsNode;
    }
    
    public List<Node> childNodes() {
        return Node.createList(argsNode, bodyNode);
    }
}