Fix missing argument validation on last option

jfd · Mar 19, 2014 · 6dee648 · 6dee648
1 parent 22c7c0b
commit 6dee648
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/optparse.js b/lib/optparse.js
@@ -235,7 +235,7 @@ OptionParser.prototype = {
                     if(rule.long == token || rule.short == token) {
                         if(rule.filter !== undefined) {
                             arg = tokens.shift();
-                            if(!LONG_SWITCH_RE.test(arg) && !SHORT_SWITCH_RE.test(arg)) {
+                            if(arg && (!LONG_SWITCH_RE.test(arg) && !SHORT_SWITCH_RE.test(arg))) {
                                 try {
                                     arg = rule.filter(arg);
                                 } catch(e) {