c-types-proto.lisp (canonify-qualifiers): Delete `nil' entries.

[sod] / src / module-parse.lisp

diff --git a/src/module-parse.lisp b/src/module-parse.lisp
index fb4903b..8344281 100644 (file)
--- a/src/module-parse.lisp
+++ b/src/module-parse.lisp
@@ -52,6 +52,7 @@
 
 (define-pluggable-parser module code (scanner pset)
   ;; `code' id `:' item-name [constraints] `{' c-fragment `}'
+  ;; `code' id `:' constraints `;'
   ;;
   ;; constraints ::= `[' list[constraint] `]'
   ;; constraint ::= item-name+
@@ -80,16 +81,21 @@
       (parse (seq ("code"
                   (reason (must (kw)))
                   (nil (must #\:))
-                  (name (must (item)))
-                  (constraints (? (constraints)))
-                  (fragment (fragment)))
-              (when name
-                (add-to-module *module*
-                               (make-instance 'code-fragment-item
-                                              :fragment fragment
-                                              :constraints constraints
-                                              :reason reason
-                                              :name name))))))))
+                  (item (or (seq ((constraints (constraints))
+                                  (nil (must #\;)))
+                              (make-instance 'code-fragment-item
+                                             :reason reason
+                                             :constraints constraints))
+                            (seq ((name (must (item)))
+                                  (constraints (? (constraints)))
+                                  (fragment (fragment)))
+                              (and name
+                                   (make-instance 'code-fragment-item
+                                                  :reason reason
+                                                  :constraints constraints
+                                                  :name name
+                                                  :fragment fragment))))))
+              (when item (add-to-module *module* item)))))))
 
 ;;; External files.