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      1 /*
      2  * Copyright (C) 2008 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "CharacterClass.h"
     28 
     29 #if ENABLE(WREC)
     30 
     31 using namespace WTF;
     32 
     33 namespace JSC { namespace WREC {
     34 
     35 const CharacterClass& CharacterClass::newline() {
     36     static const UChar asciiNewlines[2] = { '\n', '\r' };
     37     static const UChar unicodeNewlines[2] = { 0x2028, 0x2029 };
     38     static const CharacterClass charClass = {
     39         asciiNewlines, 2,
     40         0, 0,
     41         unicodeNewlines, 2,
     42         0, 0,
     43     };
     44 
     45     return charClass;
     46 }
     47 
     48 const CharacterClass& CharacterClass::digits() {
     49     static const CharacterRange asciiDigitsRange[1] = { { '0', '9' } };
     50     static const CharacterClass charClass = {
     51         0, 0,
     52         asciiDigitsRange, 1,
     53         0, 0,
     54         0, 0,
     55     };
     56 
     57     return charClass;
     58 }
     59 
     60 const CharacterClass& CharacterClass::spaces() {
     61     static const UChar asciiSpaces[1] = { ' ' };
     62     static const CharacterRange asciiSpacesRange[1] = { { '\t', '\r' } };
     63     static const UChar unicodeSpaces[8] = { 0x00a0, 0x1680, 0x180e, 0x2028, 0x2029, 0x202f, 0x205f, 0x3000 };
     64     static const CharacterRange unicodeSpacesRange[1] = { { 0x2000, 0x200a } };
     65     static const CharacterClass charClass = {
     66         asciiSpaces, 1,
     67         asciiSpacesRange, 1,
     68         unicodeSpaces, 8,
     69         unicodeSpacesRange, 1,
     70     };
     71 
     72     return charClass;
     73 }
     74 
     75 const CharacterClass& CharacterClass::wordchar() {
     76     static const UChar asciiWordchar[1] = { '_' };
     77     static const CharacterRange asciiWordcharRange[3] = { { '0', '9' }, { 'A', 'Z' }, { 'a', 'z' } };
     78     static const CharacterClass charClass = {
     79         asciiWordchar, 1,
     80         asciiWordcharRange, 3,
     81         0, 0,
     82         0, 0,
     83     };
     84 
     85     return charClass;
     86 }
     87 
     88 const CharacterClass& CharacterClass::nondigits() {
     89     static const CharacterRange asciiNondigitsRange[2] = { { 0, '0' - 1 }, { '9' + 1, 0x7f } };
     90     static const CharacterRange unicodeNondigitsRange[1] = { { 0x0080, 0xffff } };
     91     static const CharacterClass charClass = {
     92         0, 0,
     93         asciiNondigitsRange, 2,
     94         0, 0,
     95         unicodeNondigitsRange, 1,
     96     };
     97 
     98     return charClass;
     99 }
    100 
    101 const CharacterClass& CharacterClass::nonspaces() {
    102     static const CharacterRange asciiNonspacesRange[3] = { { 0, '\t' - 1 }, { '\r' + 1, ' ' - 1 }, { ' ' + 1, 0x7f } };
    103     static const CharacterRange unicodeNonspacesRange[9] = {
    104         { 0x0080, 0x009f },
    105         { 0x00a1, 0x167f },
    106         { 0x1681, 0x180d },
    107         { 0x180f, 0x1fff },
    108         { 0x200b, 0x2027 },
    109         { 0x202a, 0x202e },
    110         { 0x2030, 0x205e },
    111         { 0x2060, 0x2fff },
    112         { 0x3001, 0xffff }
    113     };
    114     static const CharacterClass charClass = {
    115         0, 0,
    116         asciiNonspacesRange, 3,
    117         0, 0,
    118         unicodeNonspacesRange, 9,
    119     };
    120 
    121     return charClass;
    122 }
    123 
    124 const CharacterClass& CharacterClass::nonwordchar() {
    125     static const UChar asciiNonwordchar[1] = { '`' };
    126     static const CharacterRange asciiNonwordcharRange[4] = { { 0, '0' - 1 }, { '9' + 1, 'A' - 1 }, { 'Z' + 1, '_' - 1 }, { 'z' + 1, 0x7f } };
    127     static const CharacterRange unicodeNonwordcharRange[1] = { { 0x0080, 0xffff } };
    128     static const CharacterClass charClass = {
    129         asciiNonwordchar, 1,
    130         asciiNonwordcharRange, 4,
    131         0, 0,
    132         unicodeNonwordcharRange, 1,
    133     };
    134 
    135     return charClass;
    136 }
    137 
    138 } } // namespace JSC::WREC
    139 
    140 #endif // ENABLE(WREC)
    141