Class: Validation::Rule::StretchyRule

Inherits:
Object
  • Object
show all
Defined in:
lib/validation/rule/stretchy_rule.rb

Instance Method Summary collapse

Constructor Details

#initialize(params = {}) ⇒ StretchyRule

Returns a new instance of StretchyRule.



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# File 'lib/validation/rule/stretchy_rule.rb', line 5

def initialize(params = {})
  @params = params
end

Instance Method Details

#empty_ok?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/validation/rule/stretchy_rule.rb', line 17

def empty_ok?(value)
  !required? && is_empty?(value)
end

#error_key ⇒ Object 



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# File 'lib/validation/rule/stretchy_rule.rb', line 9

def error_key
  raise "Override in subclass"
end

#invalid_empty?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/validation/rule/stretchy_rule.rb', line 21

def invalid_empty?(value)
  required? && is_empty?(value)
end

#is_empty?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/validation/rule/stretchy_rule.rb', line 25

def is_empty?(value)
  value.nil? || (value.respond_to?(:empty?) && value.empty?)
end

#params ⇒ Object 



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# File 'lib/validation/rule/stretchy_rule.rb', line 33

def params
  @params
end

#required? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/validation/rule/stretchy_rule.rb', line 29

def required?
  !!(params.is_a?(Hash) && params[:required])
end

#valid_value?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/validation/rule/stretchy_rule.rb', line 13

def valid_value?(value)
  raise "Override in subclass"
end