Class: ActiveInteraction::ArrayFilter

Inherits:
Filter
  • Object
show all
Includes:
MethodMissing
Defined in:
lib/active_interaction/filters/array_filter.rb

Overview

Since:

  • 0.1.0

Instance Attribute Summary

Attributes inherited from Filter

#filters, #name, #options

Instance Method Summary collapse

Methods inherited from Filter

#clean, #default, factory, #has_default?, inherited, #initialize, slug

Constructor Details

This class inherits a constructor from ActiveInteraction::Filter

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(*args, &block) ⇒ Object

Since:

  • 0.1.0



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# File 'lib/active_interaction/filters/array_filter.rb', line 43

def method_missing(*args, &block)
  super do |klass, names, options|
    filter = klass.new(name, options, &block)

    if filters.any?
      raise InvalidFilterError, 'multiple filters in array block'
    end
    unless names.empty?
      raise InvalidFilterError, 'attribute names in array block'
    end
    if filter.has_default?
      raise InvalidDefaultError, 'default values in array block'
    end

    filters.add(filter)
  end
end

Instance Method Details

#cast(value) ⇒ Object

Since:

  • 0.1.0



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# File 'lib/active_interaction/filters/array_filter.rb', line 31

def cast(value)
  case value
  when Array
    return value if filters.none?

    filter = filters.first
    value.map { |e| filter.clean(e) }
  else
    super
  end
end