Module: UseCaseValidations::Helpers

Extended by:
Helpers
Included in:
Helpers
Defined in:
lib/usecasing_validations/helpers.rb

Instance Method Summary collapse

Instance Method Details

#_blank?(object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/usecasing_validations/helpers.rb', line 31

def _blank?(object)
  if object.is_a?(String)
    object !~ /[^[:space:]]/
  else
    object.respond_to?(:empty?) ? object.empty? : !object
  end
end

#_call_proc_or_method(base, proc_or_method, object = nil) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 70

def _call_proc_or_method(base, proc_or_method, object = nil)
  if object.nil?
    proc_or_method.is_a?(Proc) ? base.instance_exec(&proc_or_method) : base.send(proc_or_method)
  else
    proc_or_method.is_a?(Proc) ? base.instance_exec(object, &proc_or_method) : base.send(proc_or_method, object)
  end
end

#_duplicate(object) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 27

def _duplicate(object)
  object.dup rescue object
end

#_except(hash, *keys) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 58

def _except(hash, *keys)
  _hash = hash.dup
  keys.each { |key| _hash.delete(key) }
  _hash
end

#_extract_options!(array) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 43

def _extract_options!(array)
  if array.last.is_a?(Hash) && array.last.instance_of?(Hash)
    array.pop
  else
    {}
  end
end

#_get_instance_variable(object, variable, default_value) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 13

def _get_instance_variable(object, variable, default_value)
  instance_var = object.instance_variable_get("@#{variable}")

  return instance_var unless instance_var.nil?

  instance_var = (_super_method(object, variable) || default_value)

  if instance_var.class == Class
    object.instance_variable_set("@#{variable}", instance_var)
  else
    object.instance_variable_set("@#{variable}", _duplicate(instance_var))
  end
end

#_marked_for_destruction?(object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/usecasing_validations/helpers.rb', line 39

def _marked_for_destruction?(object)
  object.respond_to?(:marked_for_destruction?) ? object.marked_for_destruction? : false
end

#_slice(hash, *keys) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 64

def _slice(hash, *keys)
  _hash = {}
  keys.each { |key| _hash[key] = hash[key] }
  _hash
end

#_super_method(object, method_name, *args) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 7

def _super_method(object, method_name, *args)
  if object.superclass.respond_to?(method_name)
    object.superclass.send(method_name, *args)
  end
end

#_symbolyze_keys(hash) ⇒ Object 



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# File 'lib/usecasing_validations/helpers.rb', line 51

def _symbolyze_keys(hash)
  hash.keys.reduce({ }) do |acc, key|
    acc[key.to_sym] = hash[key]
    acc
  end
end