| author | Jan Vrany <jan.vrany@fit.cvut.cz> |
| Tue, 12 May 2015 01:24:03 +0100 | |
| changeset 459 | 4751c407bb40 |
| parent 427 | a7f5e6de19d2 |
| permissions | -rw-r--r-- |
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Merged JK's version from Monticello
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"{ Package: 'stx:goodies/petitparser' }"
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"{ NameSpace: Smalltalk }"
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PPParser subclass:#PPStartOfWordParser |
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instanceVariableNames:'' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'PetitParser-Parsers' |
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! |
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!PPStartOfWordParser methodsFor:'as yet unclassified'! |
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acceptsEpsilon |
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^ true |
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! |
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parseOn: aPPContext |
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aPPContext atEnd ifTrue: [ |
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^ PPFailure message: 'Start of word expected' context: aPPContext at: aPPContext position |
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]. |
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(aPPContext position == 0) ifTrue: [ |
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(aPPContext peek isAlphaNumeric) ifTrue: [ |
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^ #startOfWord |
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] ifFalse: [ |
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^ PPFailure message: 'Start of word expected' context: aPPContext at: aPPContext position |
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] |
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]. |
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aPPContext back. |
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aPPContext peek isAlphaNumeric ifTrue: [ |
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^ PPFailure message: 'Start of word expected' context: aPPContext at: aPPContext position |
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]. |
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aPPContext next. |
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^ aPPContext peek isAlphaNumeric ifTrue: [ #startOfWord ] ifFalse: [ |
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a7f5e6de19d2
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PPFailure message: 'Start of word expected' context: aPPContext at: aPPContext position |
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a7f5e6de19d2
Merged JK's version from Monticello
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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] |
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a7f5e6de19d2
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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a7f5e6de19d2
Merged JK's version from Monticello
Jan Vrany <jan.vrany@fit.cvut.cz>
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! ! |
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