Structure
DSMaxTextLengthValidationRule
public struct DSMaxTextLengthValidationRule: DSValidationRule A validation rule for capping the length of the text to a maximum amount.
Relationships
Conforms To
DSValidationRuleA validation framework for defining how text entered into a DSTextField can be validated and an appropriate error message provided if that validation fails. Multiple DSValidationRule objects can stack to perform multiple validations including the special DSRequiredTextValidationRule which is the only built-in rule validates empty fields.
Initializers
init(maxTextLength:message:)
public init(maxTextLength: Int = 500, message: String) Initializer.
Parameters
| Name | Type | Description |
|---|---|---|
| maxTextLength | Int |
The maximum number of characters allowed |
Properties
errorMessage
public private(set) var errorMessage: StringThe error message to be displayed when validation fails.
Methods
isValid(_:)
public func isValid(_ text: String) -> Bool Valid if the number of characters is less than the maximum amount allowed.