23 lines
735 B
Factor
23 lines
735 B
Factor
! Copyright (C) 2008 Doug Coleman, Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: peg.ebnf math.parser kernel assocs sorting fry
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math.order sequences ascii splitting.monotonic ;
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IN: sorting.human
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: find-numbers ( string -- seq )
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[EBNF Result = ([0-9]+ => [[ string>number ]] | (!([0-9]) .)+)* EBNF] ;
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: human<=> ( obj1 obj2 -- <=> ) [ find-numbers ] bi@ <=> ;
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: human>=< ( obj1 obj2 -- >=< ) human<=> invert-comparison ; inline
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: human-compare ( obj1 obj2 quot -- <=> ) bi@ human<=> ;
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: human-sort ( seq -- seq' ) [ human<=> ] sort ;
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: human-sort-keys ( seq -- sortedseq )
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[ [ first ] human-compare ] sort ;
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: human-sort-values ( seq -- sortedseq )
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[ [ second ] human-compare ] sort ;
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