Module: RSpec::Covers::MetadataReader

Defined in:
lib/rspec/covers/metadata_reader.rb

Class Method Summary collapse

Class Method Details

.declarations_for(example, key) ⇒ Object 



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# File 'lib/rspec/covers/metadata_reader.rb', line 8

def declarations_for(example, key)
  metadata_chain(example).flat_map do |metadata|
    metadata.key?(key) ? normalize(metadata[key]) : []
  end
end

.metadata_chain(example) ⇒ Object 



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# File 'lib/rspec/covers/metadata_reader.rb', line 14

def metadata_chain(example)
  groups = []
  current = example.metadata[:parent_example_group]

  while current
    groups << current
    current = current[:parent_example_group]
  end

  groups.reverse << example.metadata
end

.normalize(value) ⇒ Object 



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# File 'lib/rspec/covers/metadata_reader.rb', line 26

def normalize(value)
  return [] if value.nil? || value == false
  return value.flat_map { |item| normalize(item) } if value.is_a?(Array)

  [value]
end