docs(knobs) Add caveat about date defaultValue

Related to storybookjs#804
SpainTrain · Aug 23, 2017 · a8216e7 · a8216e7
1 parent 92fd9da
commit a8216e7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/addons/knobs/README.md b/addons/knobs/README.md
@@ -229,6 +229,8 @@ const defaultValue = new Date('Jan 20 2017');
 const value = date(label, defaultValue);
 ```
 
+> Note: the default value must not change - e.g., do not do `date('Label', new Date())` or `date('Label')`
+
 ### withKnobs vs withKnobsOptions
 
 If you feel like this addon is not performing well enough there is an option to use `withKnobsOptions` instead of `withKnobs`.