10 lines
400 B
Factor
10 lines
400 B
Factor
USING: accessors assocs fry generalizations kernel locals math
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namespaces parser sequences shuffle words effects.parser ;
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IN: set-n
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: get* ( var n -- val ) namestack dup length rot - head assoc-stack ;
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: set* ( val var n -- ) 1 + namestack [ length swap - ] keep nth set-at ;
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! dynamic lambda
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SYNTAX: :| (:) dup in>> dup length [ spin '[ _ narray _ swap zip _ bind ] ] 2curry dip define-declared ;
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