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Detect Gauche srfi-NNN libraries

This commit is contained in:
Lassi Kortela 2021-08-18 19:02:24 +03:00
parent 2f1981e068
commit 408409c48c
1 changed files with 25 additions and 4 deletions
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29
library-inspection.sld
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@ -31,6 +31,7 @@
(begin
(define (module-name->library-name module-name)
(define (split-at char string)
(let loop ((a 0) (b 0) (parts '()))
(cond ((= a b (string-length string))
@ -41,23 +42,43 @@
(loop (+ b 1) (+ b 1) (cons (substring string a b) parts)))
(else
(loop a (+ b 1) parts)))))
(define (string->library-name-part string)
(or (string->number string)
(string->symbol string)))
(map string->library-name-part
(split-at #\. (symbol->string module-name))))
(define (srfi-number string)
(let ((srfi- "srfi-"))
(and (> (string-length string) (string-length srfi-))
(string=? srfi- (substring string 0 (string-length srfi-)))
(string->number (substring string (string-length srfi-)
(string-length string))))))
(let* ((string (symbol->string module-name))
(number (srfi-number string)))
(if number
`(srfi ,number)
(map string->library-name-part (split-at #\. string)))))
(define (library-name->module-name library-name)
(define (string-join strings delim)
(if (null? strings) ""
(let loop ((acc (car strings)) (strings (cdr strings)))
(if (null? strings) acc
(loop (string-append acc delim (car strings))
(cdr strings))))))
(define (library-name-part->string part)
(if (number? part) (number->string part) (symbol->string part)))
(string->symbol
(string-join (map library-name-part->string library-name) ".")))
(if (and (= (length library-name) 2)
(eq? 'srfi (car library-name))
(number? (cadr library-name)))
(string-append "srfi-" (number->string (cadr library-name)))
(string-join (map library-name-part->string library-name)
"."))))
(define (library-list)
(map (lambda (m) (module-name->library-name (module-name m)))
@ -70,6 +91,6 @@
(loop (if (match? (car list)) acc (cons (car list) acc))
(cdr list)))))
(let ((m (find-module (library-name->module-name library-name))))
(if m (remove (lambda (x) (memq x '(*1 *3+ *1+ *2+ *e *3 *history *2)))
(if m (remove (lambda (x) (memq x '(*1 *1+ *2 *2+ *3 *3+ *e *history)))
(module-exports m))
(error "No such library" library-name))))))))