ErrorNode.java

/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.javascript.ast;

import org.mozilla.javascript.Token;

/** AST node representing a parse error or a warning. Node type is {@link Token#ERROR}. */
public class ErrorNode extends AstNode {

    private String message;

    {
        type = Token.ERROR;
    }

    public ErrorNode() {}

    public ErrorNode(int pos) {
        super(pos);
    }

    public ErrorNode(int pos, int len) {
        super(pos, len);
    }

    /** Returns error message key */
    public String getMessage() {
        return message;
    }

    /** Sets error message key */
    public void setMessage(String message) {
        this.message = message;
    }

    @Override
    public String toSource(int depth) {
        return "";
    }

    /**
     * Error nodes are not visited during normal visitor traversals, but comply with the {@link
     * AstNode#visit} interface.
     */
    @Override
    public void visit(NodeVisitor v) {
        v.visit(this);
    }
}