/usr/share/gnu-smalltalk/kernel/RootNamespc.st is in gnu-smalltalk-common 3.2.5-1.1.
This file is owned by root:root, with mode 0o644.
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| RootNamespace Method Definitions
|
|
======================================================================"
"======================================================================
|
| Copyright 1999, 2000, 2001, 2002, 2007
| Free Software Foundation, Inc.
| Written by Paolo Bonzini.
|
| This file is part of the GNU Smalltalk class library.
|
| The GNU Smalltalk class library is free software; you can redistribute it
| and/or modify it under the terms of the GNU Lesser General Public License
| as published by the Free Software Foundation; either version 2.1, or (at
| your option) any later version.
|
| The GNU Smalltalk class library is distributed in the hope that it will be
| useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
| General Public License for more details.
|
| You should have received a copy of the GNU Lesser General Public License
| along with the GNU Smalltalk class library; see the file COPYING.LIB.
| If not, write to the Free Software Foundation, 59 Temple Place - Suite
| 330, Boston, MA 02110-1301, USA.
|
======================================================================"
AbstractNamespace subclass: RootNamespace [
<shape: #pointer>
<category: 'Language-Implementation'>
<comment: 'I am a special form of dictionary. Classes hold on
an instance of me; it is called their `environment''. '>
RootNamespace class >> new: spaceName [
"Create a new root namespace with the given name, and add to Smalltalk
a key that references it."
<category: 'instance creation'>
^Smalltalk at: spaceName asGlobalKey
put: ((super new: 24) name: spaceName asSymbol; yourself)
]
inheritedKeys [
"Answer a Set of all the keys in the receiver and its superspaces"
<category: 'overrides for superspaces'>
^Set new
]
set: key to: newValue ifAbsent: aBlock [
"Assign newValue to the variable named as specified by `key'.
This method won't define a new variable; instead if the key
is not found it will search in superspaces and evaluate
aBlock if it is not found. Answer newValue."
<category: 'overrides for superspaces'>
| index |
index := self findIndexOrNil: key.
index isNil ifTrue: [^aBlock value].
(self primAt: index) value: newValue.
^newValue
]
siblings [
"Answer all the other root namespaces"
<category: 'namespace hierarchy'>
^(RootNamespace allInstances asSet)
remove: self;
yourself
]
siblingsDo: aBlock [
"Evaluate aBlock once for each of the other root namespaces,
passing the namespace as a parameter."
<category: 'namespace hierarchy'>
RootNamespace allInstances asSet
do: [:space | space == self ifFalse: [aBlock value: space]]
]
printOn: aStream in: aNamespace [
"Print on aStream some Smalltalk code compiling to the receiver
when the current namespace is aNamespace"
<category: 'printing'>
| reference |
reference := aNamespace at: self name asGlobalKey ifAbsent: [nil].
reference == self ifFalse: [aStream nextPutAll: 'Smalltalk.'].
aStream nextPutAll: self name
]
nameIn: aNamespace [
"Answer Smalltalk code compiling to the receiver when the current
namespace is aNamespace"
<category: 'printing'>
| reference |
reference := aNamespace at: self name asGlobalKey ifAbsent: [nil].
^reference == self
ifTrue: [self name asString]
ifFalse: ['Smalltalk.' , self name]
]
storeOn: aStream [
"Store Smalltalk code compiling to the receiver"
<category: 'printing'>
self name isNil ifTrue: [self error: 'cannot print unnamed namespace'].
aStream
nextPutAll: 'Smalltalk.';
nextPutAll: self name
]
]
|