compiler/PPCChoiceNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Sun, 10 May 2015 14:20:24 +0100
changeset 454 a9cd5ea7cc36
parent 452 9f4558b3be66
child 464 f6d77fee9811
permissions -rw-r--r--
Portability: fixes for Smalltalk/X * Do not use detect:ifFound: - not present in Smalltalk/X * Removed leftover debugging code (Halt if:, ...) * Do not use `aClass methods`, use `aClass methodDictionary values` * Do not use #allPairsDo; - not present in Smalltalk/X * Do not use #crShow: - not present in Smalltalk/X * On Smalltalk?X use Filename - there's no FileReference in Smalltalk/X * Do not use CharacterSet, use String
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
391
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     1
"{ Package: 'stx:goodies/petitparser/compiler' }"
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     2
422
116d2b2af905 To fold
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 421
diff changeset
     3
"{ NameSpace: Smalltalk }"
116d2b2af905 To fold
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 421
diff changeset
     4
391
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     5
PPCListNode subclass:#PPCChoiceNode
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     6
	instanceVariableNames:''
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     7
	classVariableNames:''
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     8
	poolDictionaries:''
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
     9
	category:'PetitCompiler-Nodes'
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    10
!
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    11
438
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    12
!PPCChoiceNode methodsFor:'accessing'!
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    13
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    14
prefix
452
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    15
    ^ #ch
438
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    16
! !
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    17
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    18
!PPCChoiceNode methodsFor:'analysis'!
391
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    19
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    20
acceptsEpsilon
452
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    21
    ^ self acceptsEpsilonOpenSet: IdentitySet new.
391
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    22
!
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    23
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    24
acceptsEpsilonOpenSet: set
452
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    25
    set add: self.
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    26
    ^ self children anySatisfy: [:e | e acceptsEpsilonOpenSet: set ].
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    27
!
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    28
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    29
check
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    30
    ^ self children asIdentitySet size = children size ifFalse: [ 
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    31
        Transcript cr; show: 'WARNING: Identical children in choice!!'; cr.
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    32
        nil.
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    33
    ] ifTrue: [ nil ]
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    34
!
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    35
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    36
recognizedSentencesPrim
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    37
    | retval |
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    38
    (self children anySatisfy: [ :child | child hasFiniteLanguage not ]) ifTrue: [ ^ #() ].
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    39
    
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    40
    retval := Set new.
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    41
    self children do: [ : child |
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    42
        retval addAll: child recognizedSentences.
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    43
    ].
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    44
    ^ retval asArray
391
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    45
! !
553a5456963b Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
    46
438
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    47
!PPCChoiceNode methodsFor:'visiting'!
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    48
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    49
accept: visitor
452
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 438
diff changeset
    50
    ^ visitor visitChoiceNode: self
438
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    51
! !
20598d7ce9fa Updated to PetitCompiler-JanKurs.100, PetitCompiler-Tests-JanKurs.44 and PetitCompiler-Benchmarks-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents: 422
diff changeset
    52