Class: Eco::Data::Hashes::ArrayDiff

Inherits:
Object
  • Object
show all
Extended by:
Language::Models::ClassHelpers
Includes:
Language::AuxiliarLogger
Defined in:
lib/eco/data/hashes/array_diff.rb

Direct Known Subclasses

Locations::NodeDiff::NodesDiff

Constant Summary

Constants included from Language::Models::ClassHelpers

Language::Models::ClassHelpers::NOT_USED

Instance Attribute Summary collapse

Attributes included from Language::AuxiliarLogger

#logger

Instance Method Summary collapse

Methods included from Language::Models::ClassHelpers

class_resolver, inheritable_attrs, inheritable_class_vars, inherited, instance_variable_name, new_class, redef_without_warning, resolve_class, to_constant, used_param?

Methods included from Language::AuxiliarLogger

#log

Constructor Details

#initialize(source1, source2, logger: nil) ⇒ ArrayDiff

Returns a new instance of ArrayDiff.



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# File 'lib/eco/data/hashes/array_diff.rb', line 14

def initialize(source1, source2, logger: nil)
  @logger  = logger if logger
  @source1 = source1
  @source2 = source2
  @src_h1  = by_key(source1)
  @src_h2  = by_key(source2)
  raise "Missing source1" unless !!self.src_h1
  raise "Missing source2" unless !!self.src_h2
end

Instance Attribute Details

#source1 ⇒ Object (readonly)

Returns the value of attribute source1.



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# File 'lib/eco/data/hashes/array_diff.rb', line 11

def source1
  @source1
end

#source2 ⇒ Object (readonly)

Returns the value of attribute source2.



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# File 'lib/eco/data/hashes/array_diff.rb', line 11

def source2
  @source2
end

#src_h1 ⇒ Object (readonly)

Returns the value of attribute src_h1.



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# File 'lib/eco/data/hashes/array_diff.rb', line 12

def src_h1
  @src_h1
end

#src_h2 ⇒ Object (readonly)

Returns the value of attribute src_h2.



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# File 'lib/eco/data/hashes/array_diff.rb', line 12

def src_h2
  @src_h2
end

Instance Method Details

#diffs ⇒ Hash

Note:
  • A Hash::DiffResult object, offers hash_diff with the attrs that have changed value
  • It also allows to know the original value

Returns where key is the key of the record, and value a DiffResult object.

Returns:

  • (Hash) —

    where key is the key of the record, and value a DiffResult object



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# File 'lib/eco/data/hashes/array_diff.rb', line 28

def diffs
  @diffs ||= source_results.select do |res|
    res.diff?
  end
end

#diffs? ⇒ Boolean

Returns wheter or not there are differences.

Returns:

  • (Boolean) —

    wheter or not there are differences.



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# File 'lib/eco/data/hashes/array_diff.rb', line 35

def diffs?
  !diffs.empty?
end

#source_results ⇒ Array<Eco::Data::Hash::DiffResult>

All the items that contain the diff of a node.

Returns:

  • (Array<Eco::Data::Hash::DiffResult>) 


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# File 'lib/eco/data/hashes/array_diff.rb', line 41

def source_results
  @source_results ||= paired_sources.each_with_object([]) do |(src1, src2), res|
    res << diff_result_class.new(src1, src2)
  end
end