Fix generation of empty productions for genEBNF

cwbaker · Jul 16, 2023 · 8aa81d2 · 8aa81d2
1 parent 1d09221
commit 8aa81d2
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/lalr/Grammar.cpp b/src/lalr/Grammar.cpp
@@ -375,6 +375,10 @@ void Grammar::genEBNF()
             }
         }
         else {
+            if(production_continuation) {
+                production_continuation = false;
+                printf("\n%s\t| ", prefix);
+            }
             printf("/*empty*/");
         }
         if(production->precedence_symbol()) {