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"
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COPYRIGHT (c) 1989 by Claus Gittinger
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308
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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720
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Object subclass:#MiniInspector
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instanceVariableNames:'inspectedObject'
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classVariableNames:''
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poolDictionaries:''
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category:'System-Debugging-Support'
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1
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!
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89
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!MiniInspector class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 1989 by Claus Gittinger
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308
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All Rights Reserved
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1
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89
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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!
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1
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89
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documentation
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"
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a primitive (non graphical) inspector for use on systems without
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graphics or when the real inspector dies.
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1297
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[author:]
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Claus Gittinger
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89
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"
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! !
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1
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!MiniInspector class methodsFor:'instance creation'!
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openOn:anObject
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|anInspector|
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anInspector := (self new) initializeFor:anObject.
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anInspector enter
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! !
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!MiniInspector methodsFor:'private'!
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commandLoop
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|cmd done valid|
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'Inspector:' printNewline.
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' ' printNewline.
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done := false.
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[done] whileFalse:[
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valid := false.
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cmd := self getCommand.
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903
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(cmd >= $0 and:[cmd <= $9]) ifTrue:[
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valid := true.
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903
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self inspectInstvar:(cmd asciiValue - $0 asciiValue) of:inspectedObject
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308
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].
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(cmd == $i) ifTrue:[
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valid := true.
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self printInstVarsOf:inspectedObject
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].
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(cmd == $p) ifTrue:[
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valid := true.
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inspectedObject printNewline
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].
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(cmd == $q) ifTrue:[valid := true. done := true ].
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valid ifFalse: [
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'valid commands:
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74
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(i)nstvars
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(p)rint
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903
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(0-9) inspect instvar
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74
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(q)uit' errorPrintNewline
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]
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1
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].
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^ cmd
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!
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618
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enter
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self commandLoop.
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^ nil
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!
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1
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getCommand
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|cmd c|
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'inspector> ' print.
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cmd := Character fromUser.
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c := cmd.
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[ c isEndOfLineCharacter ] whileFalse: [
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c := Character fromUser
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1
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].
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^ cmd
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!
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618
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initializeFor:anObject
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inspectedObject := anObject.
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^self
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!
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inspectInstvar:which of:anObject
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which > (anObject class instSize) ifTrue:[
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903
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which > (anObject basicSize) ifTrue:[
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'invalid instvar' printNewline
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] ifFalse:[
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(anObject basicAt:which) inspect
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]
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618
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] ifFalse: [
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(anObject instVarAt:which) inspect
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]
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!
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121 |
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1
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printInstVarsOf:anObject
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903
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|n "{ Class: SmallInteger }" |
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124 |
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1
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n := anObject class instSize.
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'number of instvars: ' print. n printNewline.
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1 to:n do:[:i |
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308
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128 |
' ' print. i print. ': ' print.
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129 |
(anObject instVarAt:i) printNewline
|
|
903
|
130 |
].
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n := anObject basicSize.
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'number of indexed instvars: ' print. n printNewline.
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n > 10 ifTrue:[n := 10].
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1 to:n do:[:i |
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' [' print. i print. ']: ' print.
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|
136 |
(anObject basicAt:i) printNewline
|
|
|
137 |
].
|
|
618
|
138 |
! !
|
|
1
|
139 |
|
|
658
|
140 |
!MiniInspector class methodsFor:'documentation'!
|
|
|
141 |
|
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|
142 |
version
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|
1297
|
143 |
^ '$Header: /cvs/stx/stx/libbasic/Attic/MiniIns.st,v 1.17 1996-04-25 17:11:18 cg Exp $'
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658
|
144 |
! !
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