experiments/oo.tng
author Tony Garnock-Jones <tonygarnockjones@gmail.com>
Wed, 16 Jan 2019 17:15:58 +0000
changeset 438 1fe179d53161
parent 0 ea4e1a00864c
permissions -rw-r--r--
Add missing primitive implementation for the plain interpreter.
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<class> methods at: #subClass:instanceVariables:classVariables: put:
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  [ self aName ivars cvars ->
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    n = self class new.
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    n super: self.
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    n printName: aName.
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    n instanceVariables: ivars.
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    n classVariables: cvars.
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    n ].
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<class> methods at: #inheritanceChain put:
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  [ self ->
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    cond super isNil => nil
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       | super :: super inheritanceChain ]
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<class> methods at: #writeOn: put:
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  [ self port -> {'#<class ', self printName, '>'} sequence: [ x -> port display: x ] ].
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<class> methods at: #displayOn: put:
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  [ self port -> self writeOn: port ].
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!<object> methodsFor: 'printing'
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!dissectOn: port
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    print = [ x -> port display: x ].
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    {'An instance of class ', self class printName, '.\n', 'Instance variables:\n'}
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      sequence: print.
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    loop = [ class ->
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    	     cond class isNil => nil
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	        | class == <object> => nil
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	        | ({'--------', class printName, '\n'} sequence: print.
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	     	   class instanceVariables sequence:
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	       	     [ ivar ->
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	       	       {'\t', ivar, '\t\t', self instanceVariableAt: ivar, '\n'} sequence: print ].
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	     	   loop (class super)) ].
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    loop (self class)
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].
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<object> methods at: #dissect put:
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  [ self -> self dissectOn: System stdout ].
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<object> methods at: #isInstanceOf: put:
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  [ self aClass ->
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    loop = [ c ->
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    	     cond c isNil => False
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	        | c == aClass => True
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		| loop (c super) ].
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    loop (self class) ].