A field object that represents input data field.
type: string default: undefined
Usually, if you have validation error it will be assigned to configured field. At some cases
you have to show this error on the different field.
This option used to specify the field name that should be used when error appears.
Add a transformer to the current form field.
| Parameter | Type | Description |
|---|---|---|
| transformer | function | This function will be executed before field validation |
Return: current Field
Add a reverse transformer to the current form.
| Parameter | Type | Description |
|---|---|---|
| transformer | function | This function will be executed after field validation |
Return: current Field
The signature for addTransformer(transformer) and addReverseTransformer(transformer) methods
const transformer = function(value, options) {
// hack, hack, hack ...
return value;
}| Parameter | Type | Description |
|---|---|---|
| data | object | The current form data |
| options | object | The current form validation options |
Return: modified form data object