ext/console/console.c in console-0.4 vs ext/console/console.c in console-0.5

@@ -29,14 +29,17 @@
   else if(*num_bytes == (size_t)-1) {
     rb_raise(rb_eArgError, "malformed string: invalid multibyte character at position %ld", byte_offset);
     return -1;
   }
   else if(*num_bytes == 0) {
-    rb_raise(rb_eArgError, "malformed string: NULL byte at position %ld", byte_offset);
-    return -1;
+    //rb_raise(rb_eArgError, "malformed string: NULL byte at position %ld", byte_offset);
+    // it's fine to have a NULL byte. forge ahead!
+    *num_bytes = 1;
+    *num_cols = 0;
   }
-
-  *num_cols = wcwidth(wc);
+  else {
+    *num_cols = wcwidth(wc);
+  }
 
   return 0;
 }
 
 /*