Update README.md

AlecAivazis · Apr 18, 2017 · 74e3258 · 74e3258
1 parent da84980
commit 74e3258
Showing 1 changed file with 3 additions and 5 deletions.
diff --git a/README.md b/README.md
@@ -138,11 +138,9 @@ response:
 q := &survey.Question{
     Prompt: &survey.Input{Message: "Hello world validation"},
     Validate: func (val interface{}) error {
-        // since we are validating an Input, this will always succeed
-        if str, ok := val.(string) ; ok {
-            if len(str) > 10 {
-                return errors.New("This response cannot be longer than 10 characters.")
-            }
+        // since we are validating an Input, the assertion will always succeed
+        if str, ok := val.(string) ; ok && len(str) > 10 {
+            return errors.New("This response cannot be longer than 10 characters.")
         }
     }
 }