/*
 * [VSlickRegexReplace.java]
 *
 * Summary: Slick Edit Replace strings reserve chars for regex use.
 *
 * Copyright: (c) 2002-2017 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:
 *  4.5 2009-02-26 add both Java string quoting and plain for Java search/regexes.
 */
package com.mindprod.quoter;

/**
 * Slick Edit Replace strings reserve chars for regex use.
 * <p/>
 * These must be quoted with a leading \.
 *
 * @author Roedy Green, Canadian Mind Products
 * @version 4.5 2009-02-26 add both Java string quoting and plain for Java search/regexes.
 * @since 2002-06-19
 */
final class VSlickRegexReplace extends Translator
    {
    private static final String[] trt;

    static
        {
        // translation table for char to Replace literal string form.
        trt = new String[ 256 ];
        // initialize the table array
        for ( int i = 0; i < 32; i++ )
            {
            // to hex \0xhh
            trt[ i ] =
                    "\\0x" + Integer.toHexString( i + 0x100 ).substring( 1, 3 );
            }
        for ( int i = 32; i < 127; i++ )
            {
            // leave char unmolested.
            trt[ i ] = String.valueOf( ( char ) i ).intern();
            }
        for ( int i = 127; i < 256; i++ )
            {
            // to hex \0xhh
            trt[ i ] =
                    "\\0x" + Integer.toHexString( i + 0x100 ).substring( 1, 3 );
            }
        trt[ 10 ] = "\\n";
        trt[ 13 ] = ""/* cr: ignore because \n means either \n or \r\n */;
        trt[ '\\' ] = "\\\\"/* \ */;
        } // end  static init

    // instance init.
    {
    table = trt;
    }
    } // end class