Class: DiffResource::Comparer

Inherits:
Object
  • Object
show all
Defined in:
lib/diff_resource/comparer.rb

Constant Summary collapse

@@struct_diff = 
Struct.new "Diff", :key, :value, :old, :status

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(new_resources, old_resources) ⇒ Comparer

Returns a new instance of Comparer.



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# File 'lib/diff_resource/comparer.rb', line 6

def initialize new_resources, old_resources
	@diffs = new_resources.map do |new_resource|
		ret = nil
		old_resources.each do |old_resource|
			next if new_resource.key != old_resource.key

			status = (new_resource.value == old_resource.value) ? :completed : :modified
			ret = @@struct_diff.new(new_resource.key, new_resource.value, old_resource.value, status)
			break
		end

		next ret unless ret.nil?

		@@struct_diff.new(new_resource.key, new_resource.value, "", :new)
	end
end

Instance Attribute Details

#diffs ⇒ Object (readonly)

Returns the value of attribute diffs.



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# File 'lib/diff_resource/comparer.rb', line 23

def diffs
  @diffs
end