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-rw-r--r--lib/csc/vec.csc65
1 files changed, 0 insertions, 65 deletions
diff --git a/lib/csc/vec.csc b/lib/csc/vec.csc
deleted file mode 100644
index 2730c39..0000000
--- a/lib/csc/vec.csc
+++ /dev/null
@@ -1,65 +0,0 @@
-(define-library (csc vec)
- (export
- list->vec
- vec
- vec->list
- vec-append
- vec-length
- vec-ref
- vec?)
- (import (scheme base))
- (begin
-
-
- (define-record-type <vec>
- (make-vec len arr)
- vec?
- (len vec-length)
- (arr vec-arr))
-
-
- (define (list->vec l)
- (let ((arr (list->vector l)))
- (make-vec (vector-length arr) arr)))
-
-
- (define (vec->list v)
- (vector->list (vec-arr v) 0 (vec-length v)))
-
-
- (define (vec . xs)
- (list->vec xs))
-
-
- (define (vec-ref v k)
- (if (>= k (vec-length v))
- (error "index out of bounds" k)
- (vector-ref (vec-arr v) k)))
-
-
- (define (append-one v x)
- (let ((new-v (if (> (vector-length (vec-arr v)) (vec-length v))
- v
- (let ((new-arr (make-vector (max 1 (* 2 (vec-length v))))))
- (vector-copy! new-arr 0 (vec-arr v))
- (make-vec (vec-length v) new-arr)))))
- (vector-set! (vec-arr new-v) (vec-length new-v) x)
- (make-vec (+ 1 (vec-length new-v)) (vec-arr new-v))))
-
-
- (define (append2 v1 v2)
- (if (vec? v2)
- (let loop ((i 0)
- (v v1))
- (if (< i (vec-length v2))
- (loop (+ 1 i) (append-one v (vec-ref v2 i)))
- v))
- (append-one v1 v2)))
-
-
- (define (vec-append v . xs)
- (let loop ((xs xs)
- (v v))
- (if (null? xs)
- v
- (loop (cdr xs) (append2 v (car xs))))))))