(string-append "<!-- " s " -->\n"))
(define-public (entity entity string . attributes-alist)
- (if (equal? string "")
+ (if (string-null? string)
(apply eoc entity attributes-alist)
(string-append
- (apply eo (cons entity attributes-alist)) string (ec entity))))
+ (apply eo entity attributes-alist) string (ec entity))))
(define (offset->point o)
(ly:format "~4f ~4f" (car o) (- (cdr o))))