class SuperDiff::OperationTreeBuilders::CustomObject

# File lib/super_diff/operation_tree_builders/custom_object.rb, line 4
def self.applies_to?(expected, actual)
  expected.class == actual.class &&
    expected.respond_to?(:attributes_for_super_diff) &&
    actual.respond_to?(:attributes_for_super_diff)
end

# File lib/super_diff/operation_tree_builders/custom_object.rb, line 18
def attribute_names
  expected.attributes_for_super_diff.keys &
    actual.attributes_for_super_diff.keys
end

# File lib/super_diff/operation_tree_builders/custom_object.rb, line 12
def build_operation_tree
  # NOTE: It doesn't matter whether we use expected or actual here,
  # because all we care about is the name of the class
  OperationTrees::CustomObject.new([], underlying_object: actual)
end

# File lib/super_diff/operation_tree_builders/custom_object.rb, line 27
def establish_expected_and_actual_attributes
  @expected_attributes = attribute_names.reduce({}) do |hash, name|
    hash.merge(name => expected.public_send(name))
  end

  @actual_attributes = attribute_names.reduce({}) do |hash, name|
    hash.merge(name => actual.public_send(name))
  end
end