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/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache 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.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package org.codehaus.groovy.tools.shell.commands

import org.codehaus.groovy.tools.shell.ComplexCommandSupport
import org.codehaus.groovy.tools.shell.Groovysh
import org.codehaus.groovy.tools.shell.IO
import org.codehaus.groovy.tools.shell.util.Preferences

/**
 * The 'shadow' command.
 *
 * @author Jason Dillon
 */
class ShadowCommand
    extends ComplexCommandSupport
{
    public static final String COMMAND_NAME = ':shadow'

    ShadowCommand(final Groovysh shell) {
        super(shell, COMMAND_NAME, ':&', [ 'debug', 'verbose', 'info', 'this' ])
        
        this.hidden = true
    }
    
    def do_debug = {
        Preferences.verbosity = IO.Verbosity.DEBUG
    }
    
    def do_verbose = {
        Preferences.verbosity = IO.Verbosity.VERBOSE
    }

    def do_info = {
        Preferences.verbosity = IO.Verbosity.INFO
    }

    def do_this = {
        return this
    }
}