diff options
Diffstat (limited to 'scheme/plt/geiser/utils.ss')
| -rw-r--r-- | scheme/plt/geiser/utils.ss | 43 |
1 files changed, 28 insertions, 15 deletions
diff --git a/scheme/plt/geiser/utils.ss b/scheme/plt/geiser/utils.ss index 9a774df..258a55d 100644 --- a/scheme/plt/geiser/utils.ss +++ b/scheme/plt/geiser/utils.ss @@ -26,24 +26,37 @@ #lang scheme -(provide module-path-name->name) +(provide module-path-name->name + pair->list + keyword->symbol) (require srfi/13) (define (module-path-name->name path) - (if (path? path) - (let* ((path (path->string path)) - (cpaths (map path->string (current-library-collection-paths))) - (prefix-len (lambda (p) - (let ((pl (string-length p))) - (if (= pl (string-prefix-length p path)) pl 0)))) - (lens (map prefix-len cpaths)) - (real-path (substring path (apply max lens)))) - (if (absolute-path? real-path) - (call-with-values (lambda () (split-path path)) - (lambda (_ basename __) basename)) - (regexp-replace "\\.[^./]*$" real-path ""))) - "<top>")) - + (cond ((path? path) + (let* ((path (path->string path)) + (cpaths (map (compose path->string path->directory-path) + (current-library-collection-paths))) + (prefix-len (lambda (p) + (let ((pl (string-length p))) + (if (= pl (string-prefix-length p path)) pl 0)))) + (lens (map prefix-len cpaths)) + (real-path (substring path (apply max lens)))) + (if (absolute-path? real-path) + (call-with-values (lambda () (split-path path)) + (lambda (_ basename __) (path->string basename))) + (regexp-replace "\\.[^./]*$" real-path "")))) + ((eq? path '#%kernel) "(kernel)") + ((string? path) path) + ((symbol? path) (symbol->string path)) + (else "<top>"))) + +(define (pair->list pair) + (let loop ((d pair) (s '())) + (cond ((null? d) (reverse s)) + ((symbol? d) (reverse (cons d s))) + (else (loop (cdr d) (cons (car d) s)))))) + +(define keyword->symbol (compose string->symbol keyword->string)) ;;; utils.ss ends here |