AutoloadMetaclass.st
author |
Jan Vrany <jan.vrany@labware.com> |
|
Tue, 01 Jun 2021 20:19:13 +0100 |
branch | jv |
changeset 25424 |
51bd8a6b196f |
parent 18120 |
e3a375d5f6a8
|
permissions |
-rw-r--r-- |
Cherry-picked `Context`
cherry-picked Context.st from a6b6dda4caff:
* 4aaf30c174e9: #DOCUMENTATION by cg, Claus Gittinger <cg@exept.de>
* c67311afcc6c: #OTHER by cg, Claus Gittinger <cg@exept.de>
* 883f79e7b2a6: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* 716f3fbb09e9: Don't mark contexts with `CATCHMARK`, Jan Vrany <jan.vrany@fit.cvut.cz>
* cff24fa817b0: #REFACTORING by stefan, Stefan Vogel <sv@exept.de>
* 521f0d837330: #UI_ENHANCEMENT by cg, Claus Gittinger <cg@exept.de>
* bf1118f0fcca: #UI_ENHANCEMENT by cg, Claus Gittinger <cg@exept.de>
* e587cdd22868: #BUGFIX by cg, Claus Gittinger <cg@exept.de>
* fe9f9487a3ed: #DOCUMENTATION by cg, Claus Gittinger <cg@exept.de>
* d5b781899274: #BUGFIX by cg, Claus Gittinger <cg@exept.de>
* 8258751a7465: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* 40173e082cbc: Copyright updates, Jan Vrany <jan.vrany@fit.cvut.cz>
* 6db5c28207d5: #UI_ENHANCEMENT by cg, Claus Gittinger <cg@exept.de>
* 871ea64fd5dc: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* 4b544a108e4e: #DOCUMENTATION by cg, Claus Gittinger <cg@exept.de>
* 9a8d8399e566: #FEATURE by cgexept.de, Claus Gittinger <cg@exept.de>
* 170b00be0103: #BUGFIX by stefan, Stefan Vogel <sv@exept.de>
* a6c73965eae8: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* ce2a0e462ff0: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* 46a260a9ca92: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* 46cab49167fb: #UI_ENHANCEMENT by exept, Claus Gittinger <cg@exept.de>
* 7d52dfd3997d: #DOCUMENTATION by exept, Claus Gittinger <cg@exept.de>
* c52eeea62763: Fix `Context >> argAndVarNames` in cases when debug info is not available, Jan Vrany <jan.vrany@labware.com>
* b5d6963fe4a9: Backed out changeset c52eeea62763, Jan Vrany <jan.vrany@labware.com>
* 6fd3896f8703: #FEATURE by exept, Claus Gittinger <cg@exept.de>
* b530ee616256: #REFACTORING by cg, Claus Gittinger <cg@exept.de>
* ef9b481d7498: #FEATURE by cg, Claus Gittinger <cg@exept.de>
* ea663b72bd51: #UI_ENHANCEMENT by cg, Claus Gittinger <cg@exept.de>
* 6179572a733c: #FEATURE by exept, Claus Gittinger <cg@exept.de>
* 84155b1b6622: #DOCUMENTATION by exept, Claus Gittinger <cg@exept.de>
* 37d06602d856: *** empty log message ***, Claus Gittinger <cg@exept.de>
* f927b9022fea: *** empty log message ***, Claus Gittinger <cg@exept.de>
* 427d3be62d97: #UI_ENHANCEMENT by exept, Claus Gittinger <cg@exept.de>
"
COPYRIGHT (c) 1999 by eXept Software AG
All Rights Reserved
This software is furnished under a license and may be used
only in accordance with the terms of that license and with the
inclusion of the above copyright notice. This software may not
be provided or otherwise made available to, or used by, any
other person. No title to or ownership of the software is
hereby transferred.
"
"{ Package: 'stx:libbasic' }"
Metaclass subclass:#AutoloadMetaclass
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'Kernel-Classes'
!
!AutoloadMetaclass class methodsFor:'documentation'!
copyright
"
COPYRIGHT (c) 1999 by eXept Software AG
All Rights Reserved
This software is furnished under a license and may be used
only in accordance with the terms of that license and with the
inclusion of the above copyright notice. This software may not
be provided or otherwise made available to, or used by, any
other person. No title to or ownership of the software is
hereby transferred.
"
!
documentation
"
AutoloadMetaclass catches unhandled class methods, files in
the corresponding code when first used and resends the catched
message to the now existing class.
Autoload installs AutoloadMetaclass as its metaclass in #initialize.
See details of the why and how of autoloading in the Autoload class.
[author:]
Stefan Vogel
[see also:]
Autoload
"
! !
!AutoloadMetaclass methodsFor:'message catching'!
doesNotUnderstand:aMessage
"caught a message; load the class and retry the message"
|newClass|
(myClass isNil or:[myClass == Autoload]) ifTrue:[
"take care: subclassing Autoload must still be possible"
^ self perform:aMessage selector inClass:Metaclass withArguments:aMessage arguments.
].
newClass := myClass autoload.
(newClass notNil and:[newClass isLoaded]) ifTrue:[
^ aMessage sendTo:newClass class
].
Transcript showCR:'Autoload [warning]: failed to autoload ',self name.
^ super doesNotUnderstand:aMessage
"
Wrapper unload.
Wrapper class xxx
Wrapper unload.
Wrapper
subclass:#TTTT
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'AAAA-Test'
"
"Modified: / 3.8.1999 / 13:57:05 / stefan"
!
new
"catch - load the class and send it to the real one"
^ self doesNotUnderstand:(Message selector:#new)
!
newClassBuilder
"catch - load the class and send it to the real one"
^ self doesNotUnderstand:(Message selector:#newClassBuilder)
! !
!AutoloadMetaclass class methodsFor:'documentation'!
version
^ '$Header: /cvs/stx/stx/libbasic/AutoloadMetaclass.st,v 1.9 2014-11-26 09:10:20 cg Exp $'
!
version_CVS
^ '$Header: /cvs/stx/stx/libbasic/AutoloadMetaclass.st,v 1.9 2014-11-26 09:10:20 cg Exp $'
! !