author | Jan Vrany <jan.vrany@fit.cvut.cz> |
Sun, 06 Nov 2011 21:23:48 +0000 | |
branch | jv |
changeset 17898 | 5fc80f9f6c56 |
parent 17883 | 209190914636 |
child 17910 | 8d796ca8bd1d |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 2006 by eXept Software AG |
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All Rights Reserved |
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|
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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"{ Package: 'stx:libbasic' }" |
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|
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Object subclass:#CmdLineParser |
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instanceVariableNames:'options argv' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'System-Support-Command line' |
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! |
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|
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!CmdLineParser class methodsFor:'documentation'! |
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|
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copyright |
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" |
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COPYRIGHT (c) 2006 by eXept Software AG |
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All Rights Reserved |
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|
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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! ! |
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|
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!CmdLineParser class methodsFor:'parsing'! |
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|
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parse: argv for: object |
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|
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^self new parse: argv for: object |
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|
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"Created: / 28-01-2009 / 12:06:04 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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! ! |
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|
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!CmdLineParser methodsFor:'accessing'! |
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args |
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^ argv |
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! |
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args:aCollection |
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argv := aCollection |
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|
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"Modified: / 08-06-2009 / 13:24:02 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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! |
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|
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cmdlineOptionHelp |
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^CmdLineOption new |
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short: $a; |
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long: 'help'; |
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description: 'Prints short summary of available options'; |
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action:[self printHelp] |
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|
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"Created: / 08-06-2009 / 14:54:11 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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! |
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|
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options |
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^ options |
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! |
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options:something |
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options := something. |
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! ! |
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|
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!CmdLineParser methodsFor:'error reporting'! |
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|
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error: message option: option |
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<resource: #skipInDebuggerWalkback> |
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^CmdLineOptionError new |
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errorString: message; |
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parameter: option; |
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raise |
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"Created: / 08-06-2009 / 14:22:19 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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! |
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errorOptionHasNoArgument:option |
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self error:'option has no argument' option:option |
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|
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"Created: / 08-06-2009 / 14:27:49 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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! |
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errorOptionRequiresArgument:option |
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self error:'option requires an argument' option:option |
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! ! |
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!CmdLineParser methodsFor:'initialization'! |
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|
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collectOptionsFrom: anObject |
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options := CmdLineOption optionsFor: anObject |
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|
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"Created: / 08-06-2009 / 13:06:23 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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"Modified: / 06-11-2011 / 21:40:11 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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!CmdLineParser methodsFor:'parsing'! |
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parse |
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" |
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Parses argv array. Returns array of unparsed (i.e. non-option) |
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arguments |
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" |
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| i | |
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i := 1. |
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[i <= argv size] whileTrue: |
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[|arg option | |
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arg := argv at:i. |
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"arg is not an option" |
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arg first ~= $- |
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127 |
ifTrue: |
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128 |
[^argv copyFrom: i]. |
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129 |
i := self parseArg: i]. |
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130 |
^#() |
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131 |
|
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132 |
"Created: / 08-06-2009 / 13:26:22 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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133 |
"Modified: / 08-06-2009 / 14:38:33 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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134 |
! |
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135 |
|
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136 |
parse:aCollection |
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137 |
" |
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138 |
Parses argv array. Returns array of unparsed (i.e. non-option) |
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139 |
arguments |
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140 |
" |
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|
141 |
|
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142 |
^self |
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|
143 |
args: aCollection; |
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|
144 |
parse. |
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|
145 |
|
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146 |
"Created: / 28-01-2009 / 12:08:29 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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147 |
"Modified: / 08-06-2009 / 13:26:26 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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148 |
! |
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149 |
|
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150 |
parse: argv for: object |
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151 |
|
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152 |
" |
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153 |
Parses argv array. Returns array of unparsed (i.e. non-option) |
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154 |
arguments. Options are obtained from given object |
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155 |
" |
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156 |
|
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157 |
^self |
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158 |
collectOptionsFrom: object; |
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159 |
parse: argv |
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|
160 |
|
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161 |
"Created: / 28-01-2009 / 11:50:27 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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|
162 |
"Modified: / 08-06-2009 / 13:07:59 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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163 |
! |
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|
164 |
|
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|
165 |
parse:argv options: opts |
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|
166 |
|
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167 |
" |
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168 |
Parses argv array. Returns array of unparsed (i.e. non-option) |
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|
169 |
arguments. Options are obtained from given object |
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|
170 |
" |
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|
171 |
|
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|
172 |
options := opts. |
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|
173 |
^self parse: argv |
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|
174 |
|
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|
175 |
"Created: / 29-05-2009 / 15:51:41 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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parents:
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|
176 |
"Modified: / 08-06-2009 / 13:08:12 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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|
177 |
! ! |
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|
178 |
|
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|
179 |
!CmdLineParser methodsFor:'printing & storing'! |
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|
180 |
|
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|
181 |
printHelp |
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parents:
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|
182 |
|
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|
183 |
^self printHelpOn: Stdout |
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parents:
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|
184 |
|
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parents:
diff
changeset
|
185 |
"Created: / 08-06-2009 / 14:55:52 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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parents:
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|
186 |
! |
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parents:
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|
187 |
|
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parents:
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|
188 |
printHelpOn: stream |
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parents:
diff
changeset
|
189 |
|
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parents:
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|
190 |
stream nextPutAll:'help...'; cr. |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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changeset
|
191 |
|
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
192 |
"Created: / 08-06-2009 / 14:56:00 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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parents:
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|
193 |
! ! |
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parents:
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changeset
|
194 |
|
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|
195 |
!CmdLineParser methodsFor:'private'! |
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parents:
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|
196 |
|
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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|
197 |
optionByLong:longName |
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parents:
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|
198 |
^ options |
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|
199 |
detect:[:option | option long = longName ] |
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parents:
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|
200 |
ifNone:[ |
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parents:
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|
201 |
longName = 'help' |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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changeset
|
202 |
ifTrue:[self cmdlineOptionHelp] |
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parents:
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|
203 |
ifFalse:[CmdLineOptionError raiseErrorString:'Unknown option: ' , longName ]] |
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parents:
diff
changeset
|
204 |
|
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
205 |
"Created: / 30-01-2009 / 09:15:24 / Jan Vrany <vranyj1@fel.cvut.cz>" |
0d64723fe7f5
Added classes for command line parsing
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parents:
diff
changeset
|
206 |
"Modified: / 08-06-2009 / 14:57:42 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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parents:
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changeset
|
207 |
! |
0d64723fe7f5
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parents:
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changeset
|
208 |
|
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
209 |
optionByShort:shortName |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
210 |
^ options |
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parents:
diff
changeset
|
211 |
detect:[:option | option short = shortName ] |
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parents:
diff
changeset
|
212 |
ifNone: |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
213 |
[ shortName = $h |
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parents:
diff
changeset
|
214 |
ifTrue:[self cmdlineOptionHelp] |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
215 |
ifFalse:[CmdLineOptionError raiseErrorString:'Unknown option: ' , shortName ]] |
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parents:
diff
changeset
|
216 |
|
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
217 |
"Created: / 30-01-2009 / 09:16:51 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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Added classes for command line parsing
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parents:
diff
changeset
|
218 |
"Modified: / 08-06-2009 / 14:58:14 / Jan Vrany <vranyj1@fel.cvut.cz>" |
0d64723fe7f5
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parents:
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changeset
|
219 |
! |
0d64723fe7f5
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parents:
diff
changeset
|
220 |
|
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
221 |
parseArg:index |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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changeset
|
222 |
" |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
223 |
Parses arg at index. Returns an index of |
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
224 |
next arg to be parsed." |
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
225 |
|
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
226 |
|arg option param| |
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parents:
diff
changeset
|
227 |
|
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parents:
diff
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|
228 |
arg := argv at:index. |
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parents:
diff
changeset
|
229 |
arg second ~= $- |
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parents:
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changeset
|
230 |
ifTrue: |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
231 |
["/ short option or bunch of those |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
232 |
2 to:arg size do:[:subIndex | |
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parents:
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|
233 |
option := self optionByShort:(arg at:subIndex). |
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parents:
diff
changeset
|
234 |
option ifNotNil: |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
235 |
[option hasParam |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
236 |
ifFalse:[option process] |
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parents:
diff
changeset
|
237 |
ifTrue: |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
238 |
["Do additional check, if this short option |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
239 |
is last." |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
240 |
((subIndex ~= arg size) or:[ (argv size) < (index + 1) ]) ifTrue:[ |
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
241 |
self errorOptionRequiresArgument:option |
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parents:
diff
changeset
|
242 |
]. |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
243 |
param := (argv at:index + 1). |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
244 |
option process:param. |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
245 |
^ index + 2 |
0d64723fe7f5
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
246 |
]]]. |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
247 |
^ index + 1] |
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parents:
diff
changeset
|
248 |
ifFalse: |
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parents:
diff
changeset
|
249 |
["/ long option starting with -- |
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parents:
diff
changeset
|
250 |
| equalPos | |
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(equalPos := arg indexOf:$=) == 0 ifTrue:[ |
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"/no arg specified |
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(option := self optionByLong:(arg copyFrom:3)) |
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ifNotNil:[ |
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option hasParam ifTrue:[self errorOptionRequiresArgument:option]. |
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option process]. |
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^index + 1. |
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] ifFalse: [ |
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option := self optionByLong:(arg copyFrom:3 to: equalPos - 1). |
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param := arg copyFrom: equalPos + 1. |
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option ifNotNil: |
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[option hasParam |
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ifTrue: |
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[option process: param] |
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ifFalse: |
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[self errorOptionHasNoArgument: option]] |
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]. |
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^index + 2 |
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] |
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"Created: / 08-06-2009 / 14:38:53 / Jan Vrany <vranyj1@fel.cvut.cz>" |
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! ! |
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|
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!CmdLineParser class methodsFor:'documentation'! |
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|
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version |
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^'$Id: CmdLineParser.st 10737 2011-11-06 21:23:48Z vranyj1 $' |
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! |
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version_SVN |
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^ '$Id: CmdLineParser.st 10737 2011-11-06 21:23:48Z vranyj1 $' |
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! ! |