/*
 * Copyright (c) 2018, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * The Universal Permissive License (UPL), Version 1.0
 *
 * Subject to the condition set forth below, permission is hereby granted to any
 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
 * copyright rights in the Software, and any and all patent rights owned or
 * freely licensable by each licensor hereunder covering either (i) the
 * unmodified Software as contributed to or provided by such licensor, or (ii)
 * the Larger Works (as defined below), to deal in both
 *
 * (a) the Software, and
 *
 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
 * one is included with the Software each a "Larger Work" to which the Software
 * is contributed by such licensors),
 *
 * without restriction, including without limitation the rights to copy, create
 * derivative works of, display, perform, and distribute the Software and make,
 * use, sell, offer for sale, import, export, have made, and have sold the
 * Software and the Larger Work(s), and to sublicense the foregoing rights on
 * either these or other terms.
 *
 * This license is subject to the following condition:
 *
 * The above copyright notice and either this complete permission notice or at a
 * minimum a reference to the UPL must be included in all copies or substantial
 * portions of the Software.
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package com.oracle.truffle.js.parser.env;

import com.oracle.truffle.api.frame.FrameSlot;
import com.oracle.truffle.js.nodes.NodeFactory;
import com.oracle.truffle.js.runtime.JSContext;

This environment stores "with" blocks. Actually, this is just a marker in the chain (tree) of
environments.
/**
 *
 * This environment stores "with" blocks. Actually, this is just a marker in the chain (tree) of
 * environments.
 */
public class WithEnvironment extends Environment {

    
Name of the frame slot that contains the with object.
/**
     * Name of the frame slot that contains the with object.
     */
    private final String withVarName;

    public WithEnvironment(Environment parent, NodeFactory factory, JSContext context, String withVarName) {
        super(parent, factory, context);
        this.withVarName = withVarName;
        assert parent.hasLocalVar(withVarName);
    }

    public String getWithVarName() {
        return withVarName;
    }

    @Override
    public FunctionEnvironment function() {
        return getParent().function();
    }

    @Override
    public int getScopeLevel() {
        return getParent().getScopeLevel();
    }

    @Override
    protected FrameSlot findBlockFrameSlot(String name) {
        return null;
    }

    @Override
    public boolean isDynamicScopeContext() {
        return true;
    }

    @Override
    public FrameSlot[] getParentSlots() {
        return getParent().getParentSlots();
    }
}