Class: SuperDiff::OperationalSequencers::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/super_diff/operational_sequencers/base.rb

Direct Known Subclasses

Array, Hash, MultiLineString, Object

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(expected:, actual:, extra_operational_sequencer_classes: [], extra_diff_formatter_classes: []) ⇒ Base

Returns a new instance of Base.



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# File 'lib/super_diff/operational_sequencers/base.rb', line 12

def initialize(
  expected:,
  actual:,
  extra_operational_sequencer_classes: [],
  extra_diff_formatter_classes: []
)
  @expected = expected
  @actual = actual
  @extra_operational_sequencer_classes =
    extra_operational_sequencer_classes
  @extra_diff_formatter_classes = extra_diff_formatter_classes
end

Class Method Details

.applies_to?(_value) ⇒ Boolean

Returns:

  • (Boolean)

Raises:

  • (NotImplementedError) 


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# File 'lib/super_diff/operational_sequencers/base.rb', line 4

def self.applies_to?(_value)
  raise NotImplementedError
end

.call(*args) ⇒ Object 



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# File 'lib/super_diff/operational_sequencers/base.rb', line 8

def self.call(*args)
  new(*args).call
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/super_diff/operational_sequencers/base.rb', line 25

def call
  i = 0
  operations = operation_sequence_class.new([])

  while i < unary_operations.length
    operation = unary_operations[i]
    next_operation = unary_operations[i + 1]
    child_operations = possible_comparison_of(operation, next_operation)

    if child_operations
      operations << Operations::BinaryOperation.new(
        name: :change,
        left_collection: operation.collection,
        right_collection: next_operation.collection,
        left_key: operation.key,
        right_key: operation.key,
        left_value: operation.collection[operation.key],
        right_value: next_operation.collection[operation.key],
        left_index: operation.index,
        right_index: operation.index,
        child_operations: child_operations,
      )
      i += 2
    else
      operations << operation
      i += 1
    end
  end

  operations
end