getValidatorMessage method
Get a validation message for a specific validation rule.
The getValidatorMessage function is used to retrieve a validation message
associated with a specific validation rule. It looks up the rule in the
validationMessage map and returns the corresponding message as a string.
If the rule is not found, it returns null.
Parameters:
rule: The name or identifier of the validation rule for which you want to retrieve the validation message.
Returns:
A list of FormifyRule objects representing the validation rules for the
specified form attribute, or an empty list [] if the attribute is not found.
Implementation
String? getValidatorMessage(String rule) {
return validationMessage[rule];
}