Make documentation? and data? optional in special-forms.

Signed-off-by: Munyoki Kilyungi <me@bonfacemunyoki.com>

1 files changed, 36 insertions, 34 deletions

diff --git a/transform/special-forms.scm b/transform/special-forms.scm
index 99b30df..ddb3180 100644
--- a/transform/special-forms.scm
+++ b/transform/special-forms.scm
@@ -537,40 +537,42 @@ The above query results to triples that have the form:
        (call-with-target-database
         connection
         (lambda (db)
-          (with-output-to-file        ;
-              doc-path
-            (lambda ()
-              (format #t "# ~a" name)
-              (for-each
-               (lambda (proc)
-                 (proc db
-                       #:metadata? #f
-                       #:data? #f
-                       #:documentation?
-                       (lambda () (for-each
-                                   (match-lambda
-                                     ((k v)
-                                      (begin
-                                        (prefix k v #f))))
-                                   prefixes))))
-               inputs))
-            #:encoding "UTF-8")
+          (when doc-path
+            (with-output-to-file        ;
+                doc-path
+              (lambda ()
+                (format #t "# ~a" name)
+                (for-each
+                 (lambda (proc)
+                   (proc db
+                         #:metadata? #f
+                         #:data? #f
+                         #:documentation?
+                         (lambda () (for-each
+                                     (match-lambda
+                                       ((k v)
+                                        (begin
+                                          (prefix k v #f))))
+                                     prefixes))))
+                 inputs))
+              #:encoding "UTF-8"))
 
           ;; Dumping the actual data
-          (with-output-to-file
-              rdf-path
-            (lambda ()
-              ;; Add the prefixes
-              (for-each
-               (match-lambda
-                 ((k v)
-                  (begin
-                    (prefix k v))))
-               prefixes)
-              (newline)
-              (for-each
-               (lambda (proc)
-                 (proc db #:metadata? table-metadata?))
-               inputs))
-            #:encoding "UTF-8")))))))
+          (when rdf-path
+            (with-output-to-file
+                rdf-path
+              (lambda ()
+                ;; Add the prefixes
+                (for-each
+                 (match-lambda
+                   ((k v)
+                    (begin
+                      (prefix k v))))
+                 prefixes)
+                (newline)
+                (for-each
+                 (lambda (proc)
+                   (proc db #:metadata? table-metadata?))
+                 inputs))
+              #:encoding "UTF-8"))))))))