Mercurial > rlm
diff src/rlm/dylan-reverse-seq.clj @ 0:78a630e650d2
initial import
author | Robert McIntyre <rlm@mit.edu> |
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date | Tue, 18 Oct 2011 00:57:08 -0700 |
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1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/rlm/dylan-reverse-seq.clj Tue Oct 18 00:57:08 2011 -0700 1.3 @@ -0,0 +1,20 @@ 1.4 +(ns coderloop.reverse-sequence) 1.5 +(use 'clojure.contrib.str-utils) 1.6 +;;(use 'rlm.shell-inspect) 1.7 + 1.8 +(defn extension[f ip op] (fn[x](if (= x ip) op (f x)))) 1.9 + 1.10 +(let[ 1.11 + ;;*command-line-args* (list "/home/ocsenave/testfile.txt") 1.12 + pairs (if (nil? *command-line-args*) '() (map #(re-split #" " %) (re-split #"\r\n" (slurp(first *command-line-args*))))) 1.13 + predecessor (reduce #(extension %1 (second %2)(first %2)) (fn[x]nil) pairs) 1.14 + terminus (first(remove(set(map first pairs))(map second pairs))) 1.15 + ] 1.16 + (defn lineage[x](if(nil? x)nil (cons x(lineage (predecessor x))))) 1.17 + (print (str-join "\n" (lineage terminus))) 1.18 + ) 1.19 + 1.20 + 1.21 +;;(if (command-line?) 1.22 +;; (do-something-to *command-line-args*)) 1.23 +