author | Jan Vrany <jan.vrany@fit.cvut.cz> |
Wed, 05 Nov 2014 23:05:19 +0000 | |
changeset 414 | 0eaf09920532 |
parent 392 | 9b297f0d949c |
child 421 | 7e08b31e0dae |
permissions | -rw-r--r-- |
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 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
3 |
PPCListNode subclass:#PPCChoiceNode |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
4 |
instanceVariableNames:'' |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
5 |
classVariableNames:'' |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
6 |
poolDictionaries:'' |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
7 |
category:'PetitCompiler-Nodes' |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
8 |
! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
9 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
10 |
!PPCChoiceNode methodsFor:'as yet unclassified'! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
11 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
12 |
acceptsEpsilon |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
13 |
^ self acceptsEpsilonOpenSet: IdentitySet new. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
14 |
! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
15 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
16 |
acceptsEpsilonOpenSet: set |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
17 |
set add: self. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
18 |
^ self children anySatisfy: [:e | e acceptsEpsilonOpenSet: set ]. |
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 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
21 |
compileWith: compiler effect: effect id: id |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
22 |
| firsts guard | |
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 |
firsts := (self firstSetSuchThat: [ :e | (e isKindOf: PPCTrimmingTokenNode) or: [ e isTerminal ] ]). |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
25 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
26 |
compiler startMethod: id. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
27 |
compiler addVariable: 'element'. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
28 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
29 |
"If we start with trimming token, we should invoke the whitespace parser" |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
30 |
(firsts allSatisfy: [ :e | e isKindOf: PPCTrimmingTokenNode ]) ifTrue: [ |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
31 |
firsts anyOne compileWhitespace: compiler. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
32 |
]. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
33 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
34 |
(1 to: children size) do: [ :idx | |child| |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
35 |
child := children at: idx. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
36 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
37 |
(compiler guards and: [ (guard := PPCGuard on: child) makesSense ]) ifTrue: [ |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
38 |
guard id: (compiler idFor: guard prefixed: #guard). |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
39 |
guard compileGuard: compiler. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
40 |
compiler add: ' ifTrue: [ '. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
41 |
compiler indent. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
42 |
compiler add: 'self clearError.'. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
43 |
compiler add: 'element := '. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
44 |
compiler callOnLine: (child compileWith: compiler). |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
45 |
compiler add: 'error ifFalse: [ ^ element ].'. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
46 |
compiler dedent. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
47 |
compiler add: ' ].'. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
48 |
] ifFalse: [ |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
49 |
compiler add: 'self clearError.'. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
50 |
compiler add: 'element := '. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
51 |
compiler callOnLine: (child compileWith: compiler). |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
52 |
compiler add: 'error ifFalse: [ ^ element ].'. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
53 |
] |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
54 |
]. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
55 |
compiler add: '^ self error: ''no choice suitable'''. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
56 |
^ compiler stopMethod. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
57 |
! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
58 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
59 |
prefix |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
60 |
^ #ch |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
61 |
! ! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
62 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
63 |
!PPCChoiceNode methodsFor:'optimizing'! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
64 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
65 |
optimize: params status: changeStatus |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
66 |
| retval | |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
67 |
retval := self. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
68 |
retval := retval rewrite: params status: changeStatus. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
69 |
retval := retval inline: params status: changeStatus. |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
70 |
|
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
71 |
^ retval |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
72 |
! ! |
553a5456963b
Ported PetitCompiler-(Tests).
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
73 |