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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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18
Task/Add-a-variable-to-a-class-instance-at-runtime/Logtalk/add-a-variable-to-a-class-instance-at-runtime-1.logtalk Normal file
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% we start by defining an empty object
:- object(foo).
% ensure that complementing categories are allowed
:- set_logtalk_flag(complements, allow).
:- end_object.
% define a complementing category, adding a new predicate
:- category(bar,
complements(foo)).
:- public(bar/1).
bar(1).
bar(2).
bar(3).
:- end_category.

5
Task/Add-a-variable-to-a-class-instance-at-runtime/Logtalk/add-a-variable-to-a-class-instance-at-runtime-2.logtalk Normal file
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| ?- foo::bar(X).
X = 1 ;
X = 2 ;
X = 3
true