hg/stx-goodies-petitparser: PPMemoizedParser.st@65da3a4195b6 (annotated)

642 77d5fddb6462 Issue #239: Fix all Smalltak/X source files to be in unicode (UTF8 without BOM) and prefixed by "{ Encoding: utf8 }" when any unicode character is present Patrik Svestka <patrik.svestka@gmail.com> parents: 377 diff changeset	1	"{ Encoding: utf8 }"
77d5fddb6462 Issue #239: Fix all Smalltak/X source files to be in unicode (UTF8 without BOM) and prefixed by "{ Encoding: utf8 }" when any unicode character is present Patrik Svestka <patrik.svestka@gmail.com> parents: 377 diff changeset	2
4 90de244a7fa2 move to package Claus Gittinger <cg@exept.de> parents: 0 diff changeset	3	"{ Package: 'stx:goodies/petitparser' }"
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	4
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	5	PPDelegateParser subclass:#PPMemoizedParser
377 6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	6	instanceVariableNames:'buffer context hash'
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	7	classVariableNames:''
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	8	poolDictionaries:''
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	9	category:'PetitParser-Parsers'
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	10	!
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	11
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	12
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	13	!PPMemoizedParser methodsFor:'operations'!
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	14
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	15	memoized
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	16	"Ther is no point in memoizing more than once."
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	17
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	18	^ self
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	19	! !
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	20
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	21	!PPMemoizedParser methodsFor:'parsing'!
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	22
377 6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	23	parseOn: aPPContext
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	24	\| memento contextMemento aStream \|
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	25	"TODO: JK memoizing needs review!!"
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	26
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	27	contextMemento := aPPContext remember.
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	28	(hash == aPPContext hash)
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	29	ifFalse: [ self reset: aPPContext ].
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	30	memento := (buffer at: contextMemento ifAbsentPut: [ PPMemento new ]).
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	31
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	32	memento contextMemento isNil
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	33	ifTrue: [
377 6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	34	aStream := aPPContext stream.
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	35	memento result: (aStream size - aStream position + 2 < memento count
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	36	ifTrue: [ PPFailure message: 'overflow' context: aPPContext ]
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	37	ifFalse: [ memento increment. parser parseOn: aPPContext ]).
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	38	memento contextMemento: aPPContext remember ]
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	39	ifFalse: [ context restore: memento contextMemento ].
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	40	^ memento result.
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	41	!
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	42
377 6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	43	reset: aPPContext
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	44	hash := aPPContext hash.
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	45	context := aPPContext.
6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	46	buffer := Dictionary new.
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	47	! !
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	48
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	49	!PPMemoizedParser class methodsFor:'documentation'!
739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	50
10 cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	51	version
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	52	^ '$Header: /cvs/stx/stx/goodies/petitparser/PPMemoizedParser.st,v 1.3 2012-05-04 21:58:48 vrany Exp $'
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	53	!
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	54
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	55	version_CVS
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	56	^ '$Header: /cvs/stx/stx/goodies/petitparser/PPMemoizedParser.st,v 1.3 2012-05-04 21:58:48 vrany Exp $'
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	57	!
cbaaa689fab2 Checkin from browser Jan Vrany <jan.vrany@fit.cvut.cz> parents: 4 diff changeset	58
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	59	version_SVN
642 77d5fddb6462 Issue #239: Fix all Smalltak/X source files to be in unicode (UTF8 without BOM) and prefixed by "{ Encoding: utf8 }" when any unicode character is present Patrik Svestka <patrik.svestka@gmail.com> parents: 377 diff changeset	60	^ '§Id: PPMemoizedParser.st 2 2010-12-17 18:44:23Z vranyj1 §'
0 739fe9b7253e * empty log message * Claus Gittinger <cg@exept.de> parents: diff changeset	61	! !
377 6112a403a52d Updated to latest version from Moose repository. Jan Vrany <jan.vrany@fit.cvut.cz> parents: 10 diff changeset	62

author	Jan Vrany <jan.vrany@fit.cvut.cz>
	Wed, 24 Jul 2019 21:13:30 +0000
changeset 643	65da3a4195b6
parent 642	77d5fddb6462
permissions	-rw-r--r--