add tooltip to fields

1 files changed, 9 insertions, 0 deletions

diff --git a/DESIGN.md b/DESIGN.md
index 43596f8..620684b 100644
--- a/DESIGN.md
+++ b/DESIGN.md
@@ -98,6 +98,15 @@ Inputs should handle UI rendering and use `useField(name)` to get:
   * value: the current value of the object
   * onChange: function to update the current field
 
+Also, every input must be ready to receive this properties
+
+  * name: property of the form object being manipulated
+  * label: how the name of the property will be shown in the UI
+  * placeholder: optional, inplace text when there is no value yet
+  * readonly: default to false, will prevent change the value
+  * help: optional, example text below the input text to help the user
+  * tooltip: optional, will add a (i) with a popup to describe the field
+
 
 # Custom Hooks