Class: Vanguard::Rule::Nullary::Attribute::Presence

Inherits:

Vanguard::Rule::Nullary::Attribute

• Object
• Vanguard::Rule
• Vanguard::Rule::Nullary
• Vanguard::Rule::Nullary::Attribute
• Vanguard::Rule::Nullary::Attribute::Presence

Defined in:

lib/vanguard/rule/nullary/attribute/presence.rb

Overview

Rule for testing attribute presance

Constant Summary

TYPE =

:presence

MATCHER =

Matcher::Unary::NOT.new(Matcher::Nullary::BLANK)

Instance Attribute Summary

Attributes inherited from Vanguard::Rule::Nullary::Attribute

#attribute_name, #matcher

Method Summary

Methods inherited from Vanguard::Rule::Nullary

builder, #type

Methods inherited from Vanguard::Rule

#evaluate, #evaluator, #violations