Allow single underscore as method / block argument and temporaries
This commit is a follow up for 38b221e.
"
COPYRIGHT (c) 1989 by Claus Gittinger
COPYRIGHT (c) 2021 Patrik Svestka
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:libcomp' }"
"{ NameSpace: Smalltalk }"
ParseNode subclass:#PrimaryNode
instanceVariableNames:'value line charIndex'
classVariableNames:''
poolDictionaries:''
category:'System-Compiler-Support'
!
!PrimaryNode class methodsFor:'documentation'!
copyright
"
COPYRIGHT (c) 1989 by Claus Gittinger
COPYRIGHT (c) 2021 Patrik Svestka
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
"
node for parse-trees, representing primaries (variables & literals)
This is a helper class for the compiler.
[author:]
Claus Gittinger
"
! !
!PrimaryNode methodsFor:'accessing'!
charIndex
<resource: #obsolete>
^ charIndex
!
charIndex:something
<resource: #obsolete>
charIndex := something.
!
line
^ line
!
line:something
line := something.
!
lineNumber
"Compatibility"
^ self line
"Created: / 24-11-2021 / 10:02:30 / Patrik Svestka <patrik.svestka@gmail.com>"
!
type:t value:val
type := t.
value := val
!
value
^ value
!
value:val
value := val
! !
!PrimaryNode methodsFor:'code generation'!
codeStoreOn:aStream inBlock:codeBlock valueNeeded:valueNeeded for:aCompiler
^ self subclassResponsibility
! !
!PrimaryNode methodsFor:'enumeration'!
allSubNodesDo:aBlock
"no subnodes"
^ self
! !
!PrimaryNode methodsFor:'evaluation'!
store:aValue
^ self subclassResponsibility
! !
!PrimaryNode methodsFor:'printing & storing'!
printOn:aStream indent:i
^ self subclassResponsibility
! !
!PrimaryNode methodsFor:'queries'!
precedence
^ 200
"Created: / 20-04-2005 / 14:12:04 / cg"
! !
!PrimaryNode methodsFor:'testing'!
isArgument
^ false
!
isBlockArg
"return false here; to be redefined in subclass(es)"
^ false
!
isBlockVariable
"return false here; to be redefined in subclass(es)"
^ false
!
isClassVariable
^ false
!
isInstanceVariable
^ false
!
isInstanceVariableNamed:name
^ false
!
isLocal
^ false
!
isMethodArg
^ false
!
isPoolVariable
"return false here; to be redefined in subclass(es)"
^ false
!
isPrimary
"return true, if this is a node for a primary (i.e. non-send)"
^ true
!
isUndeclared
^ false
! !
!PrimaryNode class methodsFor:'documentation'!
version_CVS
^ '$Header$'
!
version_HG
^ '$Changeset: <not expanded> $'
!
version_SVN
^ '$ Id $'
! !