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authorbnewbold <bnewbold@robocracy.org>2016-04-25 23:53:12 -0400
committerbnewbold <bnewbold@robocracy.org>2016-04-25 23:53:12 -0400
commit5bf77cc39f3ce9d9be06ebcc12f6d587c4ae1847 (patch)
tree1be124e060dac758bbe3b82fd91a52fed321804c
parent4ffc5299c015a0c8e0237ab8c0f710b586640fd4 (diff)
downloadspectrum-5bf77cc39f3ce9d9be06ebcc12f6d587c4ae1847.tar.gz
spectrum-5bf77cc39f3ce9d9be06ebcc12f6d587c4ae1847.zip
update (and line) prelude.scm
-rw-r--r--prelude.scm10
l---------rust/prelude.scm1
2 files changed, 10 insertions, 1 deletions
diff --git a/prelude.scm b/prelude.scm
index 1a8d853..a3b123e 100644
--- a/prelude.scm
+++ b/prelude.scm
@@ -15,10 +15,18 @@
(define cddar (lambda (x) (car (cdr (cdr x)))))
(define cdddr (lambda (x) (car (cdr (cdr x)))))
+; my favorite!
+(define cdaddr (lambda (x) (cdr (car (cdr (cdr x))))))
+
(define if (lambda (pred tval fval) (cond (pred tval) (else fval))))
(define not (lambda (x) (if x #f #t)))
(define abs (lambda (x) (if (> x 0) x (* -1 x))))
-;(define for-each map)
+(define map
+ (lambda (f l)
+ (cond ((null? l) ())
+ (else (cons (f (car l)) (map f (cdr l)))))))
+
+(define for-each map)
;(define compose (lambda (f g) (lambda args (f (apply g args)))))
diff --git a/rust/prelude.scm b/rust/prelude.scm
new file mode 120000
index 0000000..84e0834
--- /dev/null
+++ b/rust/prelude.scm
@@ -0,0 +1 @@
+../prelude.scm \ No newline at end of file