14 lines
664 B
Plaintext
14 lines
664 B
Plaintext
! Copyright (C) 2006 Chris Double.
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! See http://factorcode.org/license.txt for BSD license.
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USING: help lazy-lists ;
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HELP: LAZY:
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{ $syntax "LAZY: word definition... ;" }
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{ $values { "word" "a new word to define" } { "definition" "a word definition" } }
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{ $description "Creates a lazy word in the current vocabulary. When executed the word will return a " { $link <promise> } " that when forced, executes the word definition. Any values on the stack that are required by the word definition are captured along with the promise." }
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{ $examples
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{ $example "LAZY: my-add ( a b -- c ) + ;\n1 2 my-add force ." }
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}
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{ $see-also force promise-with promise-with2 } ;
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