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(import (gauche base)
(rfc json)
(srfi 1))
(begin
(define (json-object . pairs)
(map (lambda (pair)
(cons (symbol->string (car pair))
(cdr pair)))
pairs))
(define json-list vector)
(define json-null 'null)
(define json-object? list?)
(define json-list? vector?)
(define (json-null? obj)
(eq? obj json-null))
(define (json-object-contains-key? obj key)
(and (assoc (symbol->string key) obj) #t))
(define array-handler list->vector)
(define object-handler identity)
(define (special-handler x)
(case x
((true) #t)
((false) #f)
(else => identity)))
(define (string->json str)
(parameterize ((json-array-handler array-handler)
(json-object-handler object-handler)
(json-special-handler special-handler))
(parse-json-string str)))
(define json->string construct-json-string)
(define (json-object-ref json key)
(let ((pair (assoc (symbol->string key) json)))
(if pair
(cdr pair)
((json-key-not-found)))))
(define json-list-ref vector-ref)
(define json-list-length vector-length)
(define (json-object->alist obj)
(map (lambda (pair)
(cons (string->symbol (car pair))
(cdr pair)))
obj))
(define json-list->list vector->list))
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