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/*
 * Copyright (c) 2020 The Go Authors. All rights reserved.
 *
 * Use of this source code is governed by a BSD-style
 * license that can be found in the LICENSE file.
 */
// GENERATED BY make_perl_groups.pl; DO NOT EDIT.
// make_perl_groups.pl >perl_groups.go

package com.google.re2j;

import java.util.HashMap;

class CharGroup {

  final int sign;
  final int[] cls;

  private CharGroup(int sign, int[] cls) {
    this.sign = sign;
    this.cls = cls;
  }

  private static final int[] code1 = {
    /* \d */
    0x30, 0x39,
  };

  private static final int[] code2 = {
    /* \s */
    0x9, 0xa, 0xc, 0xd, 0x20, 0x20,
  };

  private static final int[] code3 = {
    /* \w */
    0x30, 0x39, 0x41, 0x5a, 0x5f, 0x5f, 0x61, 0x7a,
  };

  static final HashMap PERL_GROUPS = new HashMap();

  static {
    PERL_GROUPS.put("\\d", new CharGroup(+1, code1));
    PERL_GROUPS.put("\\D", new CharGroup(-1, code1));
    PERL_GROUPS.put("\\s", new CharGroup(+1, code2));
    PERL_GROUPS.put("\\S", new CharGroup(-1, code2));
    PERL_GROUPS.put("\\w", new CharGroup(+1, code3));
    PERL_GROUPS.put("\\W", new CharGroup(-1, code3));
  }

  private static final int[] code4 = {
    /* [:alnum:] */
    0x30, 0x39, 0x41, 0x5a, 0x61, 0x7a,
  };

  private static final int[] code5 = {
    /* [:alpha:] */
    0x41, 0x5a, 0x61, 0x7a,
  };

  private static final int[] code6 = {
    /* [:ascii:] */
    0x0, 0x7f,
  };

  private static final int[] code7 = {
    /* [:blank:] */
    0x9, 0x9, 0x20, 0x20,
  };

  private static final int[] code8 = {
    /* [:cntrl:] */
    0x0, 0x1f, 0x7f, 0x7f,
  };

  private static final int[] code9 = {
    /* [:digit:] */
    0x30, 0x39,
  };

  private static final int[] code10 = {
    /* [:graph:] */
    0x21, 0x7e,
  };

  private static final int[] code11 = {
    /* [:lower:] */
    0x61, 0x7a,
  };

  private static final int[] code12 = {
    /* [:print:] */
    0x20, 0x7e,
  };

  private static final int[] code13 = {
    /* [:punct:] */
    0x21, 0x2f, 0x3a, 0x40, 0x5b, 0x60, 0x7b, 0x7e,
  };

  private static final int[] code14 = {
    /* [:space:] */
    0x9, 0xd, 0x20, 0x20,
  };

  private static final int[] code15 = {
    /* [:upper:] */
    0x41, 0x5a,
  };

  private static final int[] code16 = {
    /* [:word:] */
    0x30, 0x39, 0x41, 0x5a, 0x5f, 0x5f, 0x61, 0x7a,
  };

  private static final int[] code17 = {
    /* [:xdigit:] */
    0x30, 0x39, 0x41, 0x46, 0x61, 0x66,
  };

  static final HashMap POSIX_GROUPS = new HashMap();

  static {
    POSIX_GROUPS.put("[:alnum:]", new CharGroup(+1, code4));
    POSIX_GROUPS.put("[:^alnum:]", new CharGroup(-1, code4));
    POSIX_GROUPS.put("[:alpha:]", new CharGroup(+1, code5));
    POSIX_GROUPS.put("[:^alpha:]", new CharGroup(-1, code5));
    POSIX_GROUPS.put("[:ascii:]", new CharGroup(+1, code6));
    POSIX_GROUPS.put("[:^ascii:]", new CharGroup(-1, code6));
    POSIX_GROUPS.put("[:blank:]", new CharGroup(+1, code7));
    POSIX_GROUPS.put("[:^blank:]", new CharGroup(-1, code7));
    POSIX_GROUPS.put("[:cntrl:]", new CharGroup(+1, code8));
    POSIX_GROUPS.put("[:^cntrl:]", new CharGroup(-1, code8));
    POSIX_GROUPS.put("[:digit:]", new CharGroup(+1, code9));
    POSIX_GROUPS.put("[:^digit:]", new CharGroup(-1, code9));
    POSIX_GROUPS.put("[:graph:]", new CharGroup(+1, code10));
    POSIX_GROUPS.put("[:^graph:]", new CharGroup(-1, code10));
    POSIX_GROUPS.put("[:lower:]", new CharGroup(+1, code11));
    POSIX_GROUPS.put("[:^lower:]", new CharGroup(-1, code11));
    POSIX_GROUPS.put("[:print:]", new CharGroup(+1, code12));
    POSIX_GROUPS.put("[:^print:]", new CharGroup(-1, code12));
    POSIX_GROUPS.put("[:punct:]", new CharGroup(+1, code13));
    POSIX_GROUPS.put("[:^punct:]", new CharGroup(-1, code13));
    POSIX_GROUPS.put("[:space:]", new CharGroup(+1, code14));
    POSIX_GROUPS.put("[:^space:]", new CharGroup(-1, code14));
    POSIX_GROUPS.put("[:upper:]", new CharGroup(+1, code15));
    POSIX_GROUPS.put("[:^upper:]", new CharGroup(-1, code15));
    POSIX_GROUPS.put("[:word:]", new CharGroup(+1, code16));
    POSIX_GROUPS.put("[:^word:]", new CharGroup(-1, code16));
    POSIX_GROUPS.put("[:xdigit:]", new CharGroup(+1, code17));
    POSIX_GROUPS.put("[:^xdigit:]", new CharGroup(-1, code17));
  }
}