src/lexer-impl.lisp: Don't always skip a token.

[sod] / src / module-parse.lisp

diff --git a/src/module-parse.lisp b/src/module-parse.lisp
index 9fa9a1f..bccc37b 100644 (file)
--- a/src/module-parse.lisp
+++ b/src/module-parse.lisp
@@ -237,7 +237,13 @@
   ;; class-item ::= property-set raw-class-item
   (with-parser-context (token-scanner-context :scanner scanner)
     (make-class-type name)
-    (let* ((class (make-sod-class name (mapcar #'find-sod-class supers)
+    (let* ((duff nil)
+          (class (make-sod-class name
+                                 (restart-case
+                                     (mapcar #'find-sod-class supers)
+                                   (continue ()
+                                     (setf duff t)
+                                     (list (find-sod-class "SodObject"))))
                                  pset scanner))
           (nick (sod-class-nickname class)))
 
@@ -349,7 +355,7 @@
                        (when (consp name)
                          (cerror*-with-location
                           scanner
-                          "Method declarations must have function type.")
+                          "Method declarations must have function type")
                          (setf name (cdr name)))
                        (parse-slot-item sub-pset base-type type name))
                       ((consp name)
@@ -393,18 +399,19 @@
                              (check-unused-properties sub-pset))))
                     (nil (error () #\})))
                 (finalize-sod-class class)
-                (add-to-module *module* class)))))))
+                (unless duff
+                  (add-to-module *module* class))))))))
 
 (define-pluggable-parser module class (scanner pset)
-  ;; `class' id [`:' id-list] class-body
+  ;; `class' id `:' id-list class-body
   ;; `class' id `;'
   (with-parser-context (token-scanner-context :scanner scanner)
     (parse (seq ("class"
                 (name :id)
                 (nil (or (seq (#\;)
                            (make-class-type name))
-                         (seq ((supers (? (seq (#\: (ids (list () :id #\,)))
-                                            ids)))
+                         (seq ((supers (seq (#\: (ids (list () :id #\,)))
+                                         ids))
                                (nil (parse-class-body
                                      scanner
                                      pset name supers)))))))))))