Class: Ward::Matchers::Nil

Inherits:

Matcher

• Object
• Matcher
• Ward::Matchers::Nil

Defined in:

lib/ward/matchers/nil.rb

Overview

TODO:

Remove once the predicate matcher DSL is available.

Tests whether the validation value is nil.

Examples:

class AverageDogWalker
  validate do |walker|
    walker.common_sense.is.nil  # Sigh.
  end
end

Instance Attribute Summary

Attributes inherited from Matcher

#expected, #extra_args

Instance Method Summary

• #matches?(actual) ⇒ Boolean

  Returns whether the given value is nil.

Methods inherited from Matcher

#customise_error_values, error_id, #initialize

Constructor Details

This class inherits a constructor from Ward::Matchers::Matcher

Instance Method Details

#matches?(actual) ⇒ Boolean

Returns whether the given value is nil.

Parameters:

• actual (Object) —

  The validation value.

Returns:

• (Boolean)

# File 'lib/ward/matchers/nil.rb', line 24

def matches?(actual)
  actual.nil?
end