class Athena::Validator::Constraints::Unique

Overview

Validates that all elements of an Indexable are unique.

Configuration

Optional Arguments

message

Type: String Default: This collection should contain only unique elements.

The message that will be shown if at least one element is repeated in the collection.

Placeholders

The following placeholders can be used in this message:

groups

Type: Array(String) | String | Nil Default: nil

The [validation groups][Athena::Validator::Constraint--validation-groups] this constraint belongs to. AVD::Constraint::DEFAULT_GROUP is assumed if nil.

payload

Type: Hash(String, String)? Default: nil

Any arbitrary domain-specific data that should be stored with this constraint. The [payload][Athena::Validator::Constraint--payload] is not used by Athena::Validator, but its processing is completely up to you.

Defined in:

constraints/unique.cr

Constant Summary

IS_NOT_UNIQUE_ERROR = "fd1f83d6-94b5-44bc-b39d-b1ff367ebfb8"

Constructors

Instance Method Summary

Instance methods inherited from class Athena::Validator::Constraint

add_implicit_group(group : String) : Nil add_implicit_group, groups : Array(String) groups, groups=(groups : Array(String)) groups=, message : String message, payload : Hash(String, String) | Nil payload, validated_by : AVD::ConstraintValidator.class validated_by

Constructor methods inherited from class Athena::Validator::Constraint

new(message : String, groups : Array(String) | String | Nil = nil, payload : Hash(String, String) | Nil = nil) new

Class methods inherited from class Athena::Validator::Constraint

error_name(error_code : String) : String error_name

Constructor Detail

def self.new(message : String = "This collection should contain only unique elements.", groups : Array(String) | String | Nil = nil, payload : Hash(String, String) | Nil = nil) #

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Instance Method Detail

def validated_by : AVD::ConstraintValidator.class #

Returns the AVD::ConstraintValidator.class that should handle validating self.


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