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4
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1 |
"{ Package: 'stx:goodies/petitparser' }"
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0
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2 |
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3 |
PPDelegateParser subclass:#PPOptionalParser
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4 |
instanceVariableNames:''
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5 |
classVariableNames:''
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6 |
poolDictionaries:''
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7 |
category:'PetitParser-Parsers'
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8 |
!
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9 |
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10 |
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172
|
11 |
!PPOptionalParser methodsFor:'*petitanalyzer-testing'!
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12 |
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13 |
isNullable
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14 |
^ true
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15 |
! !
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16 |
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0
|
17 |
!PPOptionalParser methodsFor:'parsing'!
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18 |
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19 |
parseOn: aStream
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20 |
| element |
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21 |
element := parser parseOn: aStream.
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172
|
22 |
^ element isPetitFailure ifFalse: [ element ]
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0
|
23 |
! !
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24 |
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25 |
!PPOptionalParser class methodsFor:'documentation'!
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26 |
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27 |
version_SVN
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172
|
28 |
^ '$Id: PPOptionalParser.st,v 1.4 2014-03-04 14:33:10 cg Exp $'
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0
|
29 |
! !
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172
|
30 |
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