-;;;
;;; BongoDB, an embedded document-based engine
;;; Copyright (C) 2016 by Javier Sancho Fernandez <jsf at jsancho dot org>
;;;
#:use-module (ice-9 receive)
#:use-module (ice-9 vlist)
#:use-module (srfi srfi-9)
- #:use-module (srfi srfi-9 gnu))
+ #:use-module (srfi srfi-9 gnu)
+ #:export (make-collection
+ collection?
+ count
+ insert
+ find))
;;; Collection Definition
(define (make-collection)
(make-collection-record vlist-null))
+(define (count col)
+ (vlist-length (get-table col)))
+
(set-record-type-printer! collection
(lambda (record port)
(format port
"#<collection with ~a documents>"
- (vlist-length (get-table record)))))
+ (count record))))
;;; Working with documents
(lambda (key value result) (assoc-set! result key value))
'()
vhash))
-
-
-;;; Testing
-
-(define (sample-test)
- (let ((col (make-collection)))
- (format #t "1 New collection: ~a~%" col)
- (set! col (insert col '((a . 1) (b . 2)) '((a . 10) (b . 20)) '((a . 1) (b . "hello world"))))
- (format #t "2 Insert 3 documents: ~a~%" col)
- (format #t "3 Search (a . 1): ~a~%" (find col '((a . 1))))))