9 lines
284 B
Factor
9 lines
284 B
Factor
TUPLE: my-class foo bar baz ;
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M: my-class quux foo>> 20 + ;
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C: <my-class> my-class
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10 20 30 <my-class> quux ! result: 30
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TUPLE: my-child-class < my-class quxx ;
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C: <my-child-class> my-child-class
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M: my-child-class foobar 20 >>quux ;
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20 20 30 <my-child-class> foobar quux ! result: 30
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