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1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
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2 // Distributed under an MIT license: https://codemirror.net/5/LICENSE
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3
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4 // CodeMirror2 mode/perl/perl.js (text/x-perl) beta 0.10 (2011-11-08)
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5 // This is a part of CodeMirror from https://github.com/sabaca/CodeMirror_mode_perl (mail@sabaca.com)
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6
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7 (function(mod) {
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8 if (typeof exports == "object" && typeof module == "object") // CommonJS
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9 mod(require("../../lib/codemirror"));
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10 else if (typeof define == "function" && define.amd) // AMD
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11 define(["../../lib/codemirror"], mod);
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12 else // Plain browser env
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13 mod(CodeMirror);
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14 })(function(CodeMirror) {
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15 "use strict";
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16
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17 CodeMirror.defineMode("perl",function(){
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18 // http://perldoc.perl.org
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19 var PERL={ // null - magic touch
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20 // 1 - keyword
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21 // 2 - def
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22 // 3 - atom
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23 // 4 - operator
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24 // 5 - variable-2 (predefined)
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25 // [x,y] - x=1,2,3; y=must be defined if x{...}
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26 // PERL operators
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27 '->' : 4,
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28 '++' : 4,
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29 '--' : 4,
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30 '**' : 4,
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31 // ! ~ \ and unary + and -
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32 '=~' : 4,
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33 '!~' : 4,
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34 '*' : 4,
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35 '/' : 4,
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36 '%' : 4,
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37 'x' : 4,
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38 '+' : 4,
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39 '-' : 4,
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40 '.' : 4,
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41 '<<' : 4,
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42 '>>' : 4,
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43 // named unary operators
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44 '<' : 4,
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45 '>' : 4,
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46 '<=' : 4,
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47 '>=' : 4,
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48 'lt' : 4,
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49 'gt' : 4,
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50 'le' : 4,
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51 'ge' : 4,
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52 '==' : 4,
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53 '!=' : 4,
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54 '<=>' : 4,
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55 'eq' : 4,
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56 'ne' : 4,
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57 'cmp' : 4,
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58 '~~' : 4,
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59 '&' : 4,
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60 '|' : 4,
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61 '^' : 4,
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62 '&&' : 4,
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63 '||' : 4,
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64 '//' : 4,
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65 '..' : 4,
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66 '...' : 4,
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67 '?' : 4,
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68 ':' : 4,
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69 '=' : 4,
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70 '+=' : 4,
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71 '-=' : 4,
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72 '*=' : 4, // etc. ???
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73 ',' : 4,
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74 '=>' : 4,
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75 '::' : 4,
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76 // list operators (rightward)
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77 'not' : 4,
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78 'and' : 4,
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79 'or' : 4,
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80 'xor' : 4,
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81 // PERL predefined variables (I know, what this is a paranoid idea, but may be needed for people, who learn PERL, and for me as well, ...and may be for you?;)
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82 'BEGIN' : [5,1],
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83 'END' : [5,1],
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84 'PRINT' : [5,1],
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85 'PRINTF' : [5,1],
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86 'GETC' : [5,1],
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87 'READ' : [5,1],
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88 'READLINE' : [5,1],
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89 'DESTROY' : [5,1],
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90 'TIE' : [5,1],
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91 'TIEHANDLE' : [5,1],
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92 'UNTIE' : [5,1],
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93 'STDIN' : 5,
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94 'STDIN_TOP' : 5,
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95 'STDOUT' : 5,
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96 'STDOUT_TOP' : 5,
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97 'STDERR' : 5,
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98 'STDERR_TOP' : 5,
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99 '$ARG' : 5,
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100 '$_' : 5,
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101 '@ARG' : 5,
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102 '@_' : 5,
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103 '$LIST_SEPARATOR' : 5,
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104 '$"' : 5,
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105 '$PROCESS_ID' : 5,
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106 '$PID' : 5,
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107 '$$' : 5,
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108 '$REAL_GROUP_ID' : 5,
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109 '$GID' : 5,
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110 '$(' : 5,
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111 '$EFFECTIVE_GROUP_ID' : 5,
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112 '$EGID' : 5,
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113 '$)' : 5,
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114 '$PROGRAM_NAME' : 5,
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115 '$0' : 5,
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116 '$SUBSCRIPT_SEPARATOR' : 5,
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117 '$SUBSEP' : 5,
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118 '$;' : 5,
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119 '$REAL_USER_ID' : 5,
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120 '$UID' : 5,
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121 '$<' : 5,
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122 '$EFFECTIVE_USER_ID' : 5,
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123 '$EUID' : 5,
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124 '$>' : 5,
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125 '$a' : 5,
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126 '$b' : 5,
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127 '$COMPILING' : 5,
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128 '$^C' : 5,
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129 '$DEBUGGING' : 5,
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130 '$^D' : 5,
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131 '${^ENCODING}' : 5,
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132 '$ENV' : 5,
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133 '%ENV' : 5,
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134 '$SYSTEM_FD_MAX' : 5,
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135 '$^F' : 5,
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136 '@F' : 5,
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137 '${^GLOBAL_PHASE}' : 5,
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138 '$^H' : 5,
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139 '%^H' : 5,
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140 '@INC' : 5,
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141 '%INC' : 5,
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142 '$INPLACE_EDIT' : 5,
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143 '$^I' : 5,
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144 '$^M' : 5,
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145 '$OSNAME' : 5,
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146 '$^O' : 5,
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147 '${^OPEN}' : 5,
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148 '$PERLDB' : 5,
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149 '$^P' : 5,
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150 '$SIG' : 5,
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151 '%SIG' : 5,
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152 '$BASETIME' : 5,
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153 '$^T' : 5,
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154 '${^TAINT}' : 5,
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155 '${^UNICODE}' : 5,
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156 '${^UTF8CACHE}' : 5,
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157 '${^UTF8LOCALE}' : 5,
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158 '$PERL_VERSION' : 5,
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159 '$^V' : 5,
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160 '${^WIN32_SLOPPY_STAT}' : 5,
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161 '$EXECUTABLE_NAME' : 5,
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162 '$^X' : 5,
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163 '$1' : 5, // - regexp $1, $2...
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164 '$MATCH' : 5,
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165 '$&' : 5,
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166 '${^MATCH}' : 5,
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167 '$PREMATCH' : 5,
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168 '$`' : 5,
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169 '${^PREMATCH}' : 5,
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170 '$POSTMATCH' : 5,
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171 "$'" : 5,
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172 '${^POSTMATCH}' : 5,
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173 '$LAST_PAREN_MATCH' : 5,
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174 '$+' : 5,
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175 '$LAST_SUBMATCH_RESULT' : 5,
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176 '$^N' : 5,
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177 '@LAST_MATCH_END' : 5,
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178 '@+' : 5,
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179 '%LAST_PAREN_MATCH' : 5,
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180 '%+' : 5,
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181 '@LAST_MATCH_START' : 5,
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182 '@-' : 5,
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183 '%LAST_MATCH_START' : 5,
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184 '%-' : 5,
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185 '$LAST_REGEXP_CODE_RESULT' : 5,
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186 '$^R' : 5,
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187 '${^RE_DEBUG_FLAGS}' : 5,
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188 '${^RE_TRIE_MAXBUF}' : 5,
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189 '$ARGV' : 5,
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190 '@ARGV' : 5,
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191 'ARGV' : 5,
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192 'ARGVOUT' : 5,
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193 '$OUTPUT_FIELD_SEPARATOR' : 5,
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194 '$OFS' : 5,
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195 '$,' : 5,
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196 '$INPUT_LINE_NUMBER' : 5,
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197 '$NR' : 5,
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198 '$.' : 5,
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199 '$INPUT_RECORD_SEPARATOR' : 5,
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200 '$RS' : 5,
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201 '$/' : 5,
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202 '$OUTPUT_RECORD_SEPARATOR' : 5,
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203 '$ORS' : 5,
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204 '$\\' : 5,
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205 '$OUTPUT_AUTOFLUSH' : 5,
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206 '$|' : 5,
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207 '$ACCUMULATOR' : 5,
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208 '$^A' : 5,
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209 '$FORMAT_FORMFEED' : 5,
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210 '$^L' : 5,
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211 '$FORMAT_PAGE_NUMBER' : 5,
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212 '$%' : 5,
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213 '$FORMAT_LINES_LEFT' : 5,
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214 '$-' : 5,
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215 '$FORMAT_LINE_BREAK_CHARACTERS' : 5,
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216 '$:' : 5,
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217 '$FORMAT_LINES_PER_PAGE' : 5,
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218 '$=' : 5,
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219 '$FORMAT_TOP_NAME' : 5,
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220 '$^' : 5,
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221 '$FORMAT_NAME' : 5,
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222 '$~' : 5,
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223 '${^CHILD_ERROR_NATIVE}' : 5,
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224 '$EXTENDED_OS_ERROR' : 5,
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225 '$^E' : 5,
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226 '$EXCEPTIONS_BEING_CAUGHT' : 5,
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227 '$^S' : 5,
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228 '$WARNING' : 5,
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229 '$^W' : 5,
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230 '${^WARNING_BITS}' : 5,
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231 '$OS_ERROR' : 5,
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232 '$ERRNO' : 5,
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233 '$!' : 5,
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234 '%OS_ERROR' : 5,
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235 '%ERRNO' : 5,
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236 '%!' : 5,
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237 '$CHILD_ERROR' : 5,
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238 '$?' : 5,
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239 '$EVAL_ERROR' : 5,
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240 '$@' : 5,
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241 '$OFMT' : 5,
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242 '$#' : 5,
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243 '$*' : 5,
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244 '$ARRAY_BASE' : 5,
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245 '$[' : 5,
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246 '$OLD_PERL_VERSION' : 5,
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247 '$]' : 5,
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248 // PERL blocks
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249 'if' :[1,1],
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250 elsif :[1,1],
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251 'else' :[1,1],
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252 'while' :[1,1],
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253 unless :[1,1],
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254 'for' :[1,1],
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255 foreach :[1,1],
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256 // PERL functions
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257 'abs' :1, // - absolute value function
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258 accept :1, // - accept an incoming socket connect
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259 alarm :1, // - schedule a SIGALRM
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260 'atan2' :1, // - arctangent of Y/X in the range -PI to PI
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261 bind :1, // - binds an address to a socket
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262 binmode :1, // - prepare binary files for I/O
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263 bless :1, // - create an object
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264 bootstrap :1, //
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265 'break' :1, // - break out of a "given" block
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266 caller :1, // - get context of the current subroutine call
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267 chdir :1, // - change your current working directory
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268 chmod :1, // - changes the permissions on a list of files
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269 chomp :1, // - remove a trailing record separator from a string
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270 chop :1, // - remove the last character from a string
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271 chown :1, // - change the ownership on a list of files
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272 chr :1, // - get character this number represents
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273 chroot :1, // - make directory new root for path lookups
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274 close :1, // - close file (or pipe or socket) handle
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275 closedir :1, // - close directory handle
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276 connect :1, // - connect to a remote socket
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277 'continue' :[1,1], // - optional trailing block in a while or foreach
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278 'cos' :1, // - cosine function
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279 crypt :1, // - one-way passwd-style encryption
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280 dbmclose :1, // - breaks binding on a tied dbm file
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281 dbmopen :1, // - create binding on a tied dbm file
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282 'default' :1, //
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283 defined :1, // - test whether a value, variable, or function is defined
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284 'delete' :1, // - deletes a value from a hash
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285 die :1, // - raise an exception or bail out
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286 'do' :1, // - turn a BLOCK into a TERM
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287 dump :1, // - create an immediate core dump
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288 each :1, // - retrieve the next key/value pair from a hash
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289 endgrent :1, // - be done using group file
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290 endhostent :1, // - be done using hosts file
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291 endnetent :1, // - be done using networks file
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292 endprotoent :1, // - be done using protocols file
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293 endpwent :1, // - be done using passwd file
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294 endservent :1, // - be done using services file
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295 eof :1, // - test a filehandle for its end
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296 'eval' :1, // - catch exceptions or compile and run code
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297 'exec' :1, // - abandon this program to run another
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298 exists :1, // - test whether a hash key is present
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299 exit :1, // - terminate this program
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300 'exp' :1, // - raise I to a power
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301 fcntl :1, // - file control system call
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302 fileno :1, // - return file descriptor from filehandle
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303 flock :1, // - lock an entire file with an advisory lock
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304 fork :1, // - create a new process just like this one
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305 format :1, // - declare a picture format with use by the write() function
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306 formline :1, // - internal function used for formats
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307 getc :1, // - get the next character from the filehandle
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308 getgrent :1, // - get next group record
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309 getgrgid :1, // - get group record given group user ID
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310 getgrnam :1, // - get group record given group name
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311 gethostbyaddr :1, // - get host record given its address
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312 gethostbyname :1, // - get host record given name
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313 gethostent :1, // - get next hosts record
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314 getlogin :1, // - return who logged in at this tty
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315 getnetbyaddr :1, // - get network record given its address
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316 getnetbyname :1, // - get networks record given name
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317 getnetent :1, // - get next networks record
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318 getpeername :1, // - find the other end of a socket connection
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319 getpgrp :1, // - get process group
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320 getppid :1, // - get parent process ID
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321 getpriority :1, // - get current nice value
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322 getprotobyname :1, // - get protocol record given name
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323 getprotobynumber :1, // - get protocol record numeric protocol
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324 getprotoent :1, // - get next protocols record
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325 getpwent :1, // - get next passwd record
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326 getpwnam :1, // - get passwd record given user login name
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327 getpwuid :1, // - get passwd record given user ID
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328 getservbyname :1, // - get services record given its name
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329 getservbyport :1, // - get services record given numeric port
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330 getservent :1, // - get next services record
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331 getsockname :1, // - retrieve the sockaddr for a given socket
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332 getsockopt :1, // - get socket options on a given socket
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333 given :1, //
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334 glob :1, // - expand filenames using wildcards
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335 gmtime :1, // - convert UNIX time into record or string using Greenwich time
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336 'goto' :1, // - create spaghetti code
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337 grep :1, // - locate elements in a list test true against a given criterion
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338 hex :1, // - convert a string to a hexadecimal number
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339 'import' :1, // - patch a module's namespace into your own
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340 index :1, // - find a substring within a string
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341 'int' :1, // - get the integer portion of a number
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342 ioctl :1, // - system-dependent device control system call
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343 'join' :1, // - join a list into a string using a separator
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344 keys :1, // - retrieve list of indices from a hash
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345 kill :1, // - send a signal to a process or process group
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346 last :1, // - exit a block prematurely
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347 lc :1, // - return lower-case version of a string
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348 lcfirst :1, // - return a string with just the next letter in lower case
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349 length :1, // - return the number of bytes in a string
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350 'link' :1, // - create a hard link in the filesystem
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351 listen :1, // - register your socket as a server
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352 local : 2, // - create a temporary value for a global variable (dynamic scoping)
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353 localtime :1, // - convert UNIX time into record or string using local time
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354 lock :1, // - get a thread lock on a variable, subroutine, or method
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355 'log' :1, // - retrieve the natural logarithm for a number
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356 lstat :1, // - stat a symbolic link
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357 m :null, // - match a string with a regular expression pattern
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358 map :1, // - apply a change to a list to get back a new list with the changes
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359 mkdir :1, // - create a directory
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360 msgctl :1, // - SysV IPC message control operations
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361 msgget :1, // - get SysV IPC message queue
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362 msgrcv :1, // - receive a SysV IPC message from a message queue
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363 msgsnd :1, // - send a SysV IPC message to a message queue
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364 my : 2, // - declare and assign a local variable (lexical scoping)
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365 'new' :1, //
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366 next :1, // - iterate a block prematurely
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367 no :1, // - unimport some module symbols or semantics at compile time
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368 oct :1, // - convert a string to an octal number
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369 open :1, // - open a file, pipe, or descriptor
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370 opendir :1, // - open a directory
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371 ord :1, // - find a character's numeric representation
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372 our : 2, // - declare and assign a package variable (lexical scoping)
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373 pack :1, // - convert a list into a binary representation
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374 'package' :1, // - declare a separate global namespace
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375 pipe :1, // - open a pair of connected filehandles
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376 pop :1, // - remove the last element from an array and return it
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377 pos :1, // - find or set the offset for the last/next m//g search
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378 print :1, // - output a list to a filehandle
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379 printf :1, // - output a formatted list to a filehandle
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380 prototype :1, // - get the prototype (if any) of a subroutine
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381 push :1, // - append one or more elements to an array
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382 q :null, // - singly quote a string
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383 qq :null, // - doubly quote a string
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384 qr :null, // - Compile pattern
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385 quotemeta :null, // - quote regular expression magic characters
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386 qw :null, // - quote a list of words
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387 qx :null, // - backquote quote a string
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388 rand :1, // - retrieve the next pseudorandom number
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389 read :1, // - fixed-length buffered input from a filehandle
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390 readdir :1, // - get a directory from a directory handle
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391 readline :1, // - fetch a record from a file
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392 readlink :1, // - determine where a symbolic link is pointing
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393 readpipe :1, // - execute a system command and collect standard output
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394 recv :1, // - receive a message over a Socket
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395 redo :1, // - start this loop iteration over again
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396 ref :1, // - find out the type of thing being referenced
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397 rename :1, // - change a filename
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398 require :1, // - load in external functions from a library at runtime
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399 reset :1, // - clear all variables of a given name
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400 'return' :1, // - get out of a function early
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401 reverse :1, // - flip a string or a list
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402 rewinddir :1, // - reset directory handle
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403 rindex :1, // - right-to-left substring search
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404 rmdir :1, // - remove a directory
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405 s :null, // - replace a pattern with a string
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406 say :1, // - print with newline
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407 scalar :1, // - force a scalar context
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408 seek :1, // - reposition file pointer for random-access I/O
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409 seekdir :1, // - reposition directory pointer
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410 select :1, // - reset default output or do I/O multiplexing
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411 semctl :1, // - SysV semaphore control operations
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412 semget :1, // - get set of SysV semaphores
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413 semop :1, // - SysV semaphore operations
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414 send :1, // - send a message over a socket
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415 setgrent :1, // - prepare group file for use
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416 sethostent :1, // - prepare hosts file for use
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417 setnetent :1, // - prepare networks file for use
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418 setpgrp :1, // - set the process group of a process
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419 setpriority :1, // - set a process's nice value
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420 setprotoent :1, // - prepare protocols file for use
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421 setpwent :1, // - prepare passwd file for use
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422 setservent :1, // - prepare services file for use
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423 setsockopt :1, // - set some socket options
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424 shift :1, // - remove the first element of an array, and return it
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|
425 shmctl :1, // - SysV shared memory operations
|
|
426 shmget :1, // - get SysV shared memory segment identifier
|
|
427 shmread :1, // - read SysV shared memory
|
|
428 shmwrite :1, // - write SysV shared memory
|
|
429 shutdown :1, // - close down just half of a socket connection
|
|
430 'sin' :1, // - return the sine of a number
|
|
431 sleep :1, // - block for some number of seconds
|
|
432 socket :1, // - create a socket
|
|
433 socketpair :1, // - create a pair of sockets
|
|
434 'sort' :1, // - sort a list of values
|
|
435 splice :1, // - add or remove elements anywhere in an array
|
|
436 'split' :1, // - split up a string using a regexp delimiter
|
|
437 sprintf :1, // - formatted print into a string
|
|
438 'sqrt' :1, // - square root function
|
|
439 srand :1, // - seed the random number generator
|
|
440 stat :1, // - get a file's status information
|
|
441 state :1, // - declare and assign a state variable (persistent lexical scoping)
|
|
442 study :1, // - optimize input data for repeated searches
|
|
443 'sub' :1, // - declare a subroutine, possibly anonymously
|
|
444 'substr' :1, // - get or alter a portion of a string
|
|
445 symlink :1, // - create a symbolic link to a file
|
|
446 syscall :1, // - execute an arbitrary system call
|
|
447 sysopen :1, // - open a file, pipe, or descriptor
|
|
448 sysread :1, // - fixed-length unbuffered input from a filehandle
|
|
449 sysseek :1, // - position I/O pointer on handle used with sysread and syswrite
|
|
450 system :1, // - run a separate program
|
|
451 syswrite :1, // - fixed-length unbuffered output to a filehandle
|
|
452 tell :1, // - get current seekpointer on a filehandle
|
|
453 telldir :1, // - get current seekpointer on a directory handle
|
|
454 tie :1, // - bind a variable to an object class
|
|
455 tied :1, // - get a reference to the object underlying a tied variable
|
|
456 time :1, // - return number of seconds since 1970
|
|
457 times :1, // - return elapsed time for self and child processes
|
|
458 tr :null, // - transliterate a string
|
|
459 truncate :1, // - shorten a file
|
|
460 uc :1, // - return upper-case version of a string
|
|
461 ucfirst :1, // - return a string with just the next letter in upper case
|
|
462 umask :1, // - set file creation mode mask
|
|
463 undef :1, // - remove a variable or function definition
|
|
464 unlink :1, // - remove one link to a file
|
|
465 unpack :1, // - convert binary structure into normal perl variables
|
|
466 unshift :1, // - prepend more elements to the beginning of a list
|
|
467 untie :1, // - break a tie binding to a variable
|
|
468 use :1, // - load in a module at compile time
|
|
469 utime :1, // - set a file's last access and modify times
|
|
470 values :1, // - return a list of the values in a hash
|
|
471 vec :1, // - test or set particular bits in a string
|
|
472 wait :1, // - wait for any child process to die
|
|
473 waitpid :1, // - wait for a particular child process to die
|
|
474 wantarray :1, // - get void vs scalar vs list context of current subroutine call
|
|
475 warn :1, // - print debugging info
|
|
476 when :1, //
|
|
477 write :1, // - print a picture record
|
|
478 y :null}; // - transliterate a string
|
|
479
|
|
480 var RXstyle="string-2";
|
|
481 var RXmodifiers=/[goseximacplud]/; // NOTE: "m", "s", "y" and "tr" need to correct real modifiers for each regexp type
|
|
482
|
|
483 function tokenChain(stream,state,chain,style,tail){ // NOTE: chain.length > 2 is not working now (it's for s[...][...]geos;)
|
|
484 state.chain=null; // 12 3tail
|
|
485 state.style=null;
|
|
486 state.tail=null;
|
|
487 state.tokenize=function(stream,state){
|
|
488 var e=false,c,i=0;
|
|
489 while(c=stream.next()){
|
|
490 if(c===chain[i]&&!e){
|
|
491 if(chain[++i]!==undefined){
|
|
492 state.chain=chain[i];
|
|
493 state.style=style;
|
|
494 state.tail=tail;}
|
|
495 else if(tail)
|
|
496 stream.eatWhile(tail);
|
|
497 state.tokenize=tokenPerl;
|
|
498 return style;}
|
|
499 e=!e&&c=="\\";}
|
|
500 return style;};
|
|
501 return state.tokenize(stream,state);}
|
|
502
|
|
503 function tokenSOMETHING(stream,state,string){
|
|
504 state.tokenize=function(stream,state){
|
|
505 if(stream.string==string)
|
|
506 state.tokenize=tokenPerl;
|
|
507 stream.skipToEnd();
|
|
508 return "string";};
|
|
509 return state.tokenize(stream,state);}
|
|
510
|
|
511 function tokenPerl(stream,state){
|
|
512 if(stream.eatSpace())
|
|
513 return null;
|
|
514 if(state.chain)
|
|
515 return tokenChain(stream,state,state.chain,state.style,state.tail);
|
|
516 if(stream.match(/^(\-?((\d[\d_]*)?\.\d+(e[+-]?\d+)?|\d+\.\d*)|0x[\da-fA-F_]+|0b[01_]+|\d[\d_]*(e[+-]?\d+)?)/))
|
|
517 return 'number';
|
|
518 if(stream.match(/^<<(?=[_a-zA-Z])/)){ // NOTE: <<SOMETHING\n...\nSOMETHING\n
|
|
519 stream.eatWhile(/\w/);
|
|
520 return tokenSOMETHING(stream,state,stream.current().substr(2));}
|
|
521 if(stream.sol()&&stream.match(/^\=item(?!\w)/)){// NOTE: \n=item...\n=cut\n
|
|
522 return tokenSOMETHING(stream,state,'=cut');}
|
|
523 var ch=stream.next();
|
|
524 if(ch=='"'||ch=="'"){ // NOTE: ' or " or <<'SOMETHING'\n...\nSOMETHING\n or <<"SOMETHING"\n...\nSOMETHING\n
|
|
525 if(prefix(stream, 3)=="<<"+ch){
|
|
526 var p=stream.pos;
|
|
527 stream.eatWhile(/\w/);
|
|
528 var n=stream.current().substr(1);
|
|
529 if(n&&stream.eat(ch))
|
|
530 return tokenSOMETHING(stream,state,n);
|
|
531 stream.pos=p;}
|
|
532 return tokenChain(stream,state,[ch],"string");}
|
|
533 if(ch=="q"){
|
|
534 var c=look(stream, -2);
|
|
535 if(!(c&&/\w/.test(c))){
|
|
536 c=look(stream, 0);
|
|
537 if(c=="x"){
|
|
538 c=look(stream, 1);
|
|
539 if(c=="("){
|
|
540 eatSuffix(stream, 2);
|
|
541 return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);}
|
|
542 if(c=="["){
|
|
543 eatSuffix(stream, 2);
|
|
544 return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);}
|
|
545 if(c=="{"){
|
|
546 eatSuffix(stream, 2);
|
|
547 return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);}
|
|
548 if(c=="<"){
|
|
549 eatSuffix(stream, 2);
|
|
550 return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);}
|
|
551 if(/[\^'"!~\/]/.test(c)){
|
|
552 eatSuffix(stream, 1);
|
|
553 return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}}
|
|
554 else if(c=="q"){
|
|
555 c=look(stream, 1);
|
|
556 if(c=="("){
|
|
557 eatSuffix(stream, 2);
|
|
558 return tokenChain(stream,state,[")"],"string");}
|
|
559 if(c=="["){
|
|
560 eatSuffix(stream, 2);
|
|
561 return tokenChain(stream,state,["]"],"string");}
|
|
562 if(c=="{"){
|
|
563 eatSuffix(stream, 2);
|
|
564 return tokenChain(stream,state,["}"],"string");}
|
|
565 if(c=="<"){
|
|
566 eatSuffix(stream, 2);
|
|
567 return tokenChain(stream,state,[">"],"string");}
|
|
568 if(/[\^'"!~\/]/.test(c)){
|
|
569 eatSuffix(stream, 1);
|
|
570 return tokenChain(stream,state,[stream.eat(c)],"string");}}
|
|
571 else if(c=="w"){
|
|
572 c=look(stream, 1);
|
|
573 if(c=="("){
|
|
574 eatSuffix(stream, 2);
|
|
575 return tokenChain(stream,state,[")"],"bracket");}
|
|
576 if(c=="["){
|
|
577 eatSuffix(stream, 2);
|
|
578 return tokenChain(stream,state,["]"],"bracket");}
|
|
579 if(c=="{"){
|
|
580 eatSuffix(stream, 2);
|
|
581 return tokenChain(stream,state,["}"],"bracket");}
|
|
582 if(c=="<"){
|
|
583 eatSuffix(stream, 2);
|
|
584 return tokenChain(stream,state,[">"],"bracket");}
|
|
585 if(/[\^'"!~\/]/.test(c)){
|
|
586 eatSuffix(stream, 1);
|
|
587 return tokenChain(stream,state,[stream.eat(c)],"bracket");}}
|
|
588 else if(c=="r"){
|
|
589 c=look(stream, 1);
|
|
590 if(c=="("){
|
|
591 eatSuffix(stream, 2);
|
|
592 return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);}
|
|
593 if(c=="["){
|
|
594 eatSuffix(stream, 2);
|
|
595 return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);}
|
|
596 if(c=="{"){
|
|
597 eatSuffix(stream, 2);
|
|
598 return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);}
|
|
599 if(c=="<"){
|
|
600 eatSuffix(stream, 2);
|
|
601 return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);}
|
|
602 if(/[\^'"!~\/]/.test(c)){
|
|
603 eatSuffix(stream, 1);
|
|
604 return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}}
|
|
605 else if(/[\^'"!~\/(\[{<]/.test(c)){
|
|
606 if(c=="("){
|
|
607 eatSuffix(stream, 1);
|
|
608 return tokenChain(stream,state,[")"],"string");}
|
|
609 if(c=="["){
|
|
610 eatSuffix(stream, 1);
|
|
611 return tokenChain(stream,state,["]"],"string");}
|
|
612 if(c=="{"){
|
|
613 eatSuffix(stream, 1);
|
|
614 return tokenChain(stream,state,["}"],"string");}
|
|
615 if(c=="<"){
|
|
616 eatSuffix(stream, 1);
|
|
617 return tokenChain(stream,state,[">"],"string");}
|
|
618 if(/[\^'"!~\/]/.test(c)){
|
|
619 return tokenChain(stream,state,[stream.eat(c)],"string");}}}}
|
|
620 if(ch=="m"){
|
|
621 var c=look(stream, -2);
|
|
622 if(!(c&&/\w/.test(c))){
|
|
623 c=stream.eat(/[(\[{<\^'"!~\/]/);
|
|
624 if(c){
|
|
625 if(/[\^'"!~\/]/.test(c)){
|
|
626 return tokenChain(stream,state,[c],RXstyle,RXmodifiers);}
|
|
627 if(c=="("){
|
|
628 return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);}
|
|
629 if(c=="["){
|
|
630 return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);}
|
|
631 if(c=="{"){
|
|
632 return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);}
|
|
633 if(c=="<"){
|
|
634 return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);}}}}
|
|
635 if(ch=="s"){
|
|
636 var c=/[\/>\]})\w]/.test(look(stream, -2));
|
|
637 if(!c){
|
|
638 c=stream.eat(/[(\[{<\^'"!~\/]/);
|
|
639 if(c){
|
|
640 if(c=="[")
|
|
641 return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers);
|
|
642 if(c=="{")
|
|
643 return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers);
|
|
644 if(c=="<")
|
|
645 return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers);
|
|
646 if(c=="(")
|
|
647 return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers);
|
|
648 return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}}
|
|
649 if(ch=="y"){
|
|
650 var c=/[\/>\]})\w]/.test(look(stream, -2));
|
|
651 if(!c){
|
|
652 c=stream.eat(/[(\[{<\^'"!~\/]/);
|
|
653 if(c){
|
|
654 if(c=="[")
|
|
655 return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers);
|
|
656 if(c=="{")
|
|
657 return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers);
|
|
658 if(c=="<")
|
|
659 return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers);
|
|
660 if(c=="(")
|
|
661 return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers);
|
|
662 return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}}
|
|
663 if(ch=="t"){
|
|
664 var c=/[\/>\]})\w]/.test(look(stream, -2));
|
|
665 if(!c){
|
|
666 c=stream.eat("r");if(c){
|
|
667 c=stream.eat(/[(\[{<\^'"!~\/]/);
|
|
668 if(c){
|
|
669 if(c=="[")
|
|
670 return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers);
|
|
671 if(c=="{")
|
|
672 return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers);
|
|
673 if(c=="<")
|
|
674 return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers);
|
|
675 if(c=="(")
|
|
676 return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers);
|
|
677 return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}}}
|
|
678 if(ch=="`"){
|
|
679 return tokenChain(stream,state,[ch],"variable-2");}
|
|
680 if(ch=="/"){
|
|
681 if(!/~\s*$/.test(prefix(stream)))
|
|
682 return "operator";
|
|
683 else
|
|
684 return tokenChain(stream,state,[ch],RXstyle,RXmodifiers);}
|
|
685 if(ch=="$"){
|
|
686 var p=stream.pos;
|
|
687 if(stream.eatWhile(/\d/)||stream.eat("{")&&stream.eatWhile(/\d/)&&stream.eat("}"))
|
|
688 return "variable-2";
|
|
689 else
|
|
690 stream.pos=p;}
|
|
691 if(/[$@%]/.test(ch)){
|
|
692 var p=stream.pos;
|
|
693 if(stream.eat("^")&&stream.eat(/[A-Z]/)||!/[@$%&]/.test(look(stream, -2))&&stream.eat(/[=|\\\-#?@;:&`~\^!\[\]*'"$+.,\/<>()]/)){
|
|
694 var c=stream.current();
|
|
695 if(PERL[c])
|
|
696 return "variable-2";}
|
|
697 stream.pos=p;}
|
|
698 if(/[$@%&]/.test(ch)){
|
|
699 if(stream.eatWhile(/[\w$]/)||stream.eat("{")&&stream.eatWhile(/[\w$]/)&&stream.eat("}")){
|
|
700 var c=stream.current();
|
|
701 if(PERL[c])
|
|
702 return "variable-2";
|
|
703 else
|
|
704 return "variable";}}
|
|
705 if(ch=="#"){
|
|
706 if(look(stream, -2)!="$"){
|
|
707 stream.skipToEnd();
|
|
708 return "comment";}}
|
|
709 if(/[:+\-\^*$&%@=<>!?|\/~\.]/.test(ch)){
|
|
710 var p=stream.pos;
|
|
711 stream.eatWhile(/[:+\-\^*$&%@=<>!?|\/~\.]/);
|
|
712 if(PERL[stream.current()])
|
|
713 return "operator";
|
|
714 else
|
|
715 stream.pos=p;}
|
|
716 if(ch=="_"){
|
|
717 if(stream.pos==1){
|
|
718 if(suffix(stream, 6)=="_END__"){
|
|
719 return tokenChain(stream,state,['\0'],"comment");}
|
|
720 else if(suffix(stream, 7)=="_DATA__"){
|
|
721 return tokenChain(stream,state,['\0'],"variable-2");}
|
|
722 else if(suffix(stream, 7)=="_C__"){
|
|
723 return tokenChain(stream,state,['\0'],"string");}}}
|
|
724 if(/\w/.test(ch)){
|
|
725 var p=stream.pos;
|
|
726 if(look(stream, -2)=="{"&&(look(stream, 0)=="}"||stream.eatWhile(/\w/)&&look(stream, 0)=="}"))
|
|
727 return "string";
|
|
728 else
|
|
729 stream.pos=p;}
|
|
730 if(/[A-Z]/.test(ch)){
|
|
731 var l=look(stream, -2);
|
|
732 var p=stream.pos;
|
|
733 stream.eatWhile(/[A-Z_]/);
|
|
734 if(/[\da-z]/.test(look(stream, 0))){
|
|
735 stream.pos=p;}
|
|
736 else{
|
|
737 var c=PERL[stream.current()];
|
|
738 if(!c)
|
|
739 return "meta";
|
|
740 if(c[1])
|
|
741 c=c[0];
|
|
742 if(l!=":"){
|
|
743 if(c==1)
|
|
744 return "keyword";
|
|
745 else if(c==2)
|
|
746 return "def";
|
|
747 else if(c==3)
|
|
748 return "atom";
|
|
749 else if(c==4)
|
|
750 return "operator";
|
|
751 else if(c==5)
|
|
752 return "variable-2";
|
|
753 else
|
|
754 return "meta";}
|
|
755 else
|
|
756 return "meta";}}
|
|
757 if(/[a-zA-Z_]/.test(ch)){
|
|
758 var l=look(stream, -2);
|
|
759 stream.eatWhile(/\w/);
|
|
760 var c=PERL[stream.current()];
|
|
761 if(!c)
|
|
762 return "meta";
|
|
763 if(c[1])
|
|
764 c=c[0];
|
|
765 if(l!=":"){
|
|
766 if(c==1)
|
|
767 return "keyword";
|
|
768 else if(c==2)
|
|
769 return "def";
|
|
770 else if(c==3)
|
|
771 return "atom";
|
|
772 else if(c==4)
|
|
773 return "operator";
|
|
774 else if(c==5)
|
|
775 return "variable-2";
|
|
776 else
|
|
777 return "meta";}
|
|
778 else
|
|
779 return "meta";}
|
|
780 return null;}
|
|
781
|
|
782 return {
|
|
783 startState: function() {
|
|
784 return {
|
|
785 tokenize: tokenPerl,
|
|
786 chain: null,
|
|
787 style: null,
|
|
788 tail: null
|
|
789 };
|
|
790 },
|
|
791 token: function(stream, state) {
|
|
792 return (state.tokenize || tokenPerl)(stream, state);
|
|
793 },
|
|
794 lineComment: '#'
|
|
795 };
|
|
796 });
|
|
797
|
|
798 CodeMirror.registerHelper("wordChars", "perl", /[\w$]/);
|
|
799
|
|
800 CodeMirror.defineMIME("text/x-perl", "perl");
|
|
801
|
|
802 // it's like "peek", but need for look-ahead or look-behind if index < 0
|
|
803 function look(stream, c){
|
|
804 return stream.string.charAt(stream.pos+(c||0));
|
|
805 }
|
|
806
|
|
807 // return a part of prefix of current stream from current position
|
|
808 function prefix(stream, c){
|
|
809 if(c){
|
|
810 var x=stream.pos-c;
|
|
811 return stream.string.substr((x>=0?x:0),c);}
|
|
812 else{
|
|
813 return stream.string.substr(0,stream.pos-1);
|
|
814 }
|
|
815 }
|
|
816
|
|
817 // return a part of suffix of current stream from current position
|
|
818 function suffix(stream, c){
|
|
819 var y=stream.string.length;
|
|
820 var x=y-stream.pos+1;
|
|
821 return stream.string.substr(stream.pos,(c&&c<y?c:x));
|
|
822 }
|
|
823
|
|
824 // eating and vomiting a part of stream from current position
|
|
825 function eatSuffix(stream, c){
|
|
826 var x=stream.pos+c;
|
|
827 var y;
|
|
828 if(x<=0)
|
|
829 stream.pos=0;
|
|
830 else if(x>=(y=stream.string.length-1))
|
|
831 stream.pos=y;
|
|
832 else
|
|
833 stream.pos=x;
|
|
834 }
|
|
835
|
|
836 });
|