author | convert-repo |
Sat, 26 Mar 2016 04:44:12 +0000 | |
changeset 934 | c04b3f348dcb |
parent 374 | e65bd2bf892a |
permissions | -rw-r--r-- |
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" |
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stx:goodies/smallsense - A productivity plugin for Smalltalk/X IDE |
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Copyright (C) 2013-2015 Jan Vrany |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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" |
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"{ Package: 'stx:goodies/smallsense' }" |
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"{ NameSpace: SmallSense }" |
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Object subclass:#TokenStream |
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instanceVariableNames:'scanner scannerSourceReadLimit tokens last position full |
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positionMax positionOfCursor caretTokenReported' |
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classVariableNames:'BacklogSize' |
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poolDictionaries:'' |
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category:'SmallSense-Utils-Matcher' |
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! |
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Object subclass:#Token |
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instanceVariableNames:'type value startPosition endPosition' |
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classVariableNames:'' |
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poolDictionaries:'' |
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privateIn:TokenStream |
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! |
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!TokenStream class methodsFor:'documentation'! |
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copyright |
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" |
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stx:goodies/smallsense - A productivity plugin for Smalltalk/X IDE |
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Copyright (C) 2013-2015 Jan Vrany |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License. |
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|
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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" |
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! |
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documentation |
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" |
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A custom read-only stream that return high-level tokens produced |
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by underlying scanner object. The scanner must conform to API of |
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Scanner class. |
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Additionaly, when a cursor position is provided, TokenStream returns |
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a virtual token with type #CARET. |
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[author:] |
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Jan Vrany <jan.vrany@fit.cvut.cz> |
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[instance variables:] |
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[class variables:] |
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[see also:] |
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Scanner |
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TokenPatternMatcher. |
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" |
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! ! |
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!TokenStream class methodsFor:'initialization'! |
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initialize |
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"Invoked at system start or when the class is dynamically loaded." |
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"/ please change as required (and remove this comment) |
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BacklogSize := 100. |
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"Modified: / 07-08-2013 / 01:47:46 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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!TokenStream class methodsFor:'instance creation'! |
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on: scanner |
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^ self new initializeOn: scanner cursor: nil |
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"Created: / 06-05-2014 / 15:25:41 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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"Modified: / 15-05-2014 / 15:08:43 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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on: scanner cursor: cursor |
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^ self new initializeOn: scanner cursor: cursor |
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"Created: / 15-05-2014 / 15:08:25 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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!TokenStream methodsFor:'accessing'! |
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sourceStream |
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114 |
^ scanner sourceStream |
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|
115 |
|
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|
116 |
"Created: / 07-08-2013 / 01:44:15 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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117 |
! ! |
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|
118 |
|
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|
119 |
!TokenStream methodsFor:'initialization'! |
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120 |
|
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121 |
initializeOn: scannerObject |
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122 |
^ self initializeOn: scannerObject cursor: nil |
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|
123 |
|
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|
124 |
"Created: / 06-05-2014 / 15:27:00 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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|
125 |
"Modified: / 15-05-2014 / 15:08:05 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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|
126 |
! |
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|
127 |
|
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128 |
initializeOn: scannerArg cursor: positionOfCursorArg |
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129 |
scanner := scannerArg. |
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130 |
positionOfCursor := positionOfCursorArg. |
200
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131 |
tokens := Array new: BacklogSize. |
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|
132 |
last := 0. |
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|
133 |
full := false. |
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|
134 |
position := 0. |
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|
135 |
positionMax := 0. |
228
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|
136 |
caretTokenReported := false. |
200
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|
137 |
|
211
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|
138 |
positionOfCursor notNil ifTrue:[ |
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|
139 |
scannerArg sourceStream isExternalStream ifTrue:[ |
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|
140 |
self error: 'Cursor reporting us supported only on internal streams'. |
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141 |
]. |
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142 |
scannerSourceReadLimit := scannerArg sourceStream readLimit. |
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|
143 |
scannerArg sourceStream readLimit: (positionOfCursor min: scannerSourceReadLimit) |
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|
144 |
]. |
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|
145 |
|
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|
146 |
"Created: / 15-05-2014 / 15:07:08 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
228
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|
147 |
"Modified: / 15-05-2014 / 17:55:49 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
200
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|
148 |
! ! |
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changeset
|
149 |
|
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|
150 |
!TokenStream methodsFor:'stream api'! |
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parents:
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changeset
|
151 |
|
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Jan Vrany <jan.vrany@fit.cvut.cz>
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|
152 |
atEnd |
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|
153 |
^ self peek type == #EOF |
12d6a2f82d95
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
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|
154 |
|
12d6a2f82d95
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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|
155 |
"Created: / 14-03-2012 / 22:53:39 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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|
156 |
"Modified: / 07-08-2013 / 01:49:12 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
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|
157 |
! |
12d6a2f82d95
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parents:
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changeset
|
158 |
|
228
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parents:
211
diff
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|
159 |
contents |
87ee1ba0e13f
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211
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|
160 |
^ Array streamContents:[ :s | |
87ee1ba0e13f
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|
161 |
[ self atEnd ] whileFalse:[ |
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Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
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|
162 |
s nextPut: self next |
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parents:
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|
163 |
]. |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
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parents:
211
diff
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|
164 |
]. |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
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parents:
211
diff
changeset
|
165 |
|
87ee1ba0e13f
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parents:
211
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|
166 |
"Created: / 15-05-2014 / 07:49:59 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
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parents:
211
diff
changeset
|
167 |
! |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
168 |
|
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
169 |
next |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
170 |
| i t | |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
171 |
position < positionMax ifTrue:[ |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
172 |
i := last - (positionMax - position) + 1. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
173 |
i <= 0 ifTrue:[ |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
174 |
i := tokens size + i. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
175 |
]. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
176 |
position := position + 1. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
177 |
^ tokens at: i. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
178 |
]. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
179 |
scanner nextToken. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
180 |
t := scanner token. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
181 |
"/ Smalltalk / JavaScript scanners does not return token objects, sigh... |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
182 |
(t isCharacter or:[ t isString ]) ifTrue:[ |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
183 |
t := Token new |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
184 |
type: scanner tokenType; |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
185 |
value: scanner token; |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
186 |
startPosition: scanner tokenStartPosition; |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
187 |
endPosition: scanner tokenEndPosition; |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
188 |
yourself |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
189 |
]. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
190 |
t isNil ifTrue:[ |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
191 |
t := Token new |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
192 |
type: #EOF; |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
193 |
yourself |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
194 |
]. |
211
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
195 |
t type == #EOF ifTrue:[ |
228
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
196 |
(caretTokenReported not and:[scanner sourceStream position == positionOfCursor]) ifTrue:[ |
211
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
197 |
t type: #CARET. |
228
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
198 |
t value: $|. |
211
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
199 |
t startPosition: positionOfCursor. |
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
200 |
t endPosition: positionOfCursor. |
228
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
201 |
caretTokenReported := true. |
211
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
202 |
scanner sourceStream readLimit: scannerSourceReadLimit. |
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
203 |
]. |
8d5259c39445
Added support for CARET virtual token generated at cursor position (when provided)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
209
diff
changeset
|
204 |
]. |
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
205 |
position := positionMax := positionMax + 1. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
206 |
last := last + 1. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
207 |
last > tokens size ifTrue:[ |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
208 |
full ifFalse:[ full := true ]. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
209 |
last := 1 |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
210 |
]. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
211 |
tokens at: last put: t. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
212 |
^ t |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
213 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
214 |
"Created: / 14-03-2012 / 22:53:21 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
228
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
215 |
"Modified: / 15-05-2014 / 17:56:33 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
216 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
217 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
218 |
next: anInteger |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
219 |
"Answer up to anInteger elements of my collection. Overridden for efficiency." |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
220 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
221 |
^ self shouldNotImplement |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
222 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
223 |
"Modified: / 06-05-2014 / 15:51:18 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
224 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
225 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
226 |
peek |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
227 |
| t | |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
228 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
229 |
t := self next. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
230 |
position := position - 1. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
231 |
^ t |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
232 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
233 |
"Modified: / 07-08-2013 / 01:12:03 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
234 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
235 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
236 |
position |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
237 |
^position |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
238 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
239 |
"Created: / 14-03-2012 / 22:52:51 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
240 |
"Modified: / 07-08-2013 / 01:06:23 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
241 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
242 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
243 |
position: anInteger |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
244 |
(positionMax - anInteger) > (tokens size) ifTrue:[ |
268
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
245 |
Stream positionErrorSignal raiseErrorString:'Not that much tokens in backlog!! You may try to increase it.'. |
238
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
246 |
^ self. |
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
247 |
]. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
248 |
position := anInteger. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
249 |
|
268
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
250 |
"Modified: / 07-08-2014 / 11:46:21 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
238
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
251 |
! |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
252 |
|
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
253 |
position: tokenPosition sourcePosition: sourcePosition |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
254 |
position := positionMax := tokenPosition. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
255 |
tokens := tokens class new: tokens size. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
256 |
full := false. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
257 |
|
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
258 |
scanner sourceStream position: sourcePosition. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
259 |
positionOfCursor notNil ifTrue:[ |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
260 |
sourcePosition < positionOfCursor ifTrue:[ |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
261 |
scanner sourceStream readLimit: (positionOfCursor min: scannerSourceReadLimit). |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
262 |
caretTokenReported := false. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
263 |
]. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
264 |
]. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
265 |
|
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
266 |
"Created: / 13-06-2014 / 17:06:46 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
267 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
268 |
|
209
220fd4240b0f
More tests for TokenPatternMatcher
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
200
diff
changeset
|
269 |
reset |
268
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
270 |
(positionMax) > (tokens size) ifTrue:[ |
238
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
271 |
scanner sourceStream reset. |
268
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
272 |
tokens := Array new: BacklogSize. |
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
273 |
last := 0. |
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
274 |
full := false. |
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
275 |
position := 0. |
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
276 |
positionMax := 0. |
238
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
277 |
]. |
d5a32e41181f
Fixes for token matcher: correctly (re)set position backwards.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
233
diff
changeset
|
278 |
position := 0. |
209
220fd4240b0f
More tests for TokenPatternMatcher
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
200
diff
changeset
|
279 |
|
220fd4240b0f
More tests for TokenPatternMatcher
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
200
diff
changeset
|
280 |
"Created: / 14-05-2014 / 16:19:08 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
268
7c469d0beca1
Bug fix in TokenStream>>reset.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
252
diff
changeset
|
281 |
"Modified: / 07-08-2014 / 11:57:43 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
209
220fd4240b0f
More tests for TokenPatternMatcher
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
200
diff
changeset
|
282 |
! |
220fd4240b0f
More tests for TokenPatternMatcher
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
200
diff
changeset
|
283 |
|
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
284 |
skipSeparators |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
285 |
self halt. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
286 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
287 |
"Created: / 15-03-2012 / 10:35:28 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
288 |
"Modified: / 07-08-2013 / 01:15:18 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
289 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
290 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
291 |
uncheckedPeek |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
292 |
"An unchecked version of peek that throws an error if we try to peek over the end of the stream, even faster than #peek." |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
293 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
294 |
^ self peek |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
295 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
296 |
"Modified: / 14-03-2012 / 22:46:22 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
297 |
! ! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
298 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
299 |
!TokenStream::Token methodsFor:'accessing'! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
300 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
301 |
endPosition |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
302 |
^ endPosition |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
303 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
304 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
305 |
endPosition:something |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
306 |
endPosition := something. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
307 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
308 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
309 |
startPosition |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
310 |
^ startPosition |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
311 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
312 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
313 |
startPosition:something |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
314 |
startPosition := something. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
315 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
316 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
317 |
stopPosition |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
318 |
^ endPosition |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
319 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
320 |
"Created: / 04-04-2013 / 00:32:50 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
321 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
322 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
323 |
type |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
324 |
^ type |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
325 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
326 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
327 |
type:something |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
328 |
type := something. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
329 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
330 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
331 |
value |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
332 |
^ value |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
333 |
! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
334 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
335 |
value:something |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
336 |
value := something. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
337 |
! ! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
338 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
339 |
!TokenStream::Token methodsFor:'printing & storing'! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
340 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
341 |
printOn:aStream |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
342 |
"append a printed representation if the receiver to the argument, aStream" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
343 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
344 |
aStream nextPut: ${. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
345 |
type printOn:aStream. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
346 |
aStream nextPutAll:' - '. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
347 |
value printOn:aStream. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
348 |
aStream nextPutAll:' <'. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
349 |
startPosition printOn:aStream. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
350 |
aStream nextPutAll:'-'. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
351 |
endPosition printOn:aStream. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
352 |
aStream nextPutAll:'>}'. |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
353 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
354 |
"Modified: / 06-05-2014 / 15:33:28 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
355 |
! ! |
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
356 |
|
228
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
357 |
!TokenStream class methodsFor:'documentation'! |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
358 |
|
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
359 |
version_HG |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
360 |
|
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
361 |
^ '$Changeset: <not expanded> $' |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
362 |
! ! |
87ee1ba0e13f
Fix in TokenStream - correctly report CARET, EOF when there are no more tokens after cursor.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
211
diff
changeset
|
363 |
|
200
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
364 |
|
12d6a2f82d95
Fixed basic token expression matching.
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff
changeset
|
365 |
TokenStream initialize! |