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authorGravatar John Cowan 2021-11-23 14:21:56 -0500
committerGravatar John Cowan 2021-11-23 14:21:56 -0500
commita6fbdb2cfe97b41c4479170d80934f218a1553a8 (patch)
treeb538484cf28d6b09b0cf021529302fc6b4273697 /srfi/alist-impl.scm
parentimproved rationale (diff)
dto and find-update
Diffstat (limited to 'srfi/alist-impl.scm')
-rw-r--r--srfi/alist-impl.scm34
1 files changed, 17 insertions, 17 deletions
diff --git a/srfi/alist-impl.scm b/srfi/alist-impl.scm
index e2b2a29..19d42b6 100644
--- a/srfi/alist-impl.scm
+++ b/srfi/alist-impl.scm
@@ -1,14 +1,14 @@
-(define (make-alist-dtd key=)
+(define (make-alist-dto key=)
- (define (alist? dtd l)
+ (define (alist? dto l)
(and (list? l)
(or (null? l)
(pair? (car l)))))
- (define (alist-mutable? dtd alist)
+ (define (alist-mutable? dto alist)
#f)
- (define (alist-map dtd proc alist)
+ (define (alist-map dto proc alist)
(map
(lambda (e)
(define key (car e))
@@ -16,19 +16,19 @@
(cons key (proc key value)))
alist))
- (define (alist-filter dtd pred alist)
+ (define (alist-filter dto pred alist)
(filter
(lambda (e)
(pred (car e) (cdr e)))
alist))
- (define (alist-delete dtd key alist)
+ (define (alist-delete dto key alist)
(filter
(lambda (entry)
(not (key= (car entry) key)))
alist))
- (define (alist-alter dtd alist key failure success)
+ (define (alist-find-update dto alist key failure success)
(define (handle-success pair)
(define old-key (car pair))
(define old-value (cdr pair))
@@ -43,10 +43,10 @@
(let ((new-list
(alist-cons
new-key new-value
- (alist-delete dtd old-key alist))))
+ (alist-delete dto old-key alist))))
new-list))))
(define (remove)
- (alist-delete dtd old-key alist))
+ (alist-delete dto old-key alist))
(success old-key old-value update remove))
(define (handle-failure)
@@ -59,30 +59,30 @@
((assoc key alist key=) => handle-success)
(else (handle-failure))))
- (define (alist-size dtd alist)
+ (define (alist-size dto alist)
(length alist))
- (define (alist-foreach dtd proc alist)
+ (define (alist-foreach dto proc alist)
(define (proc* e)
(proc (car e) (cdr e)))
(for-each proc* alist))
- (define (alist->alist dtd alist)
+ (define (alist->alist dto alist)
alist)
- (define (alist-comparator dtd dictionary)
+ (define (alist-comparator dto dictionary)
#f)
- (make-dtd
+ (make-dto
dictionary?-id alist?
dict-mutable?-id alist-mutable?
dict-map-id alist-map
dict-filter-id alist-filter
- dict-alter-id alist-alter
+ dict-find-update-id alist-find-update
dict-size-id alist-size
dict-for-each-id alist-foreach
dict->alist-id alist->alist
dict-comparator-id alist-comparator))
-(define alist-eqv-dtd (make-alist-dtd eqv?))
-(define alist-equal-dtd (make-alist-dtd equal?))
+(define alist-eqv-dto (make-alist-dto eqv?))
+(define alist-equal-dto (make-alist-dto equal?))