/*
 * [Twice.java]
 *
 * Summary: Repeats a word to hide it from the spell checker.
 *
 * Copyright: (c) 2012-2017 Roedy Green, Canadian Mind Products, http://mindprod.com
 *
 * Licence: This software may be copied and used freely for any purpose but military.
 *          http://mindprod.com/contact/nonmil.html
 *
 * Requires: JDK 1.8+
 *
 * Created with: JetBrains IntelliJ IDEA IDE http://www.jetbrains.com/idea/
 *
 * Version History:
 *  1.0 2012-08-20 initial version
 */
package com.mindprod.htmlmacros.macro;
import com.mindprod.fastcat.FastCat;
import static java.lang.System.*;
/**
 * Repeats a word to hide it from the spell checker.
 *
 * @author Roedy Green, Canadian Mind Products
 * @version 1.0 2012-08-20 initial version
 * @since 2012-08-20
 */
public final class Twice extends Macro
    {
    /**
     * how to use the macro
     */
    private static final String USAGE = "\nneed Twice someWord";
    /**
     * guts to Generate
     *
     * @param word to double
     *
     * @return word twice separated by space
     */
    private static String expand( final String word )
        {
        final FastCat sb = new FastCat( 3 );
        sb.append( word );
        sb.append( " " );
        sb.append( word );
        return sb.toString();
        }
    /**
     * expands
     * <!-- macro Twice way -->  becomes way way
     *
     * @param parms   word to display twice
     * @param quiet   true if want output suppressed.
     * @param verbose @return expanded macro HTML
     */
    public String expandMacro( String[] parms, final boolean quiet, final boolean verbose )
        {
        if ( !quiet )
            {
            out.print( "T" );
            }
        if ( parms.length != 1 )
            {
            throw new IllegalArgumentException( "Need one parm.\n" + USAGE );
            }
        return expand( parms[ 0 ] );
        }
    }