Class: Gherkin::Formatter::Hashable

Inherits:
Object
  • Object
show all
Defined in:
lib/gherkin/formatter/hashable.rb

Instance Method Summary collapse

Instance Method Details

#to_hash ⇒ Object 



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# File 'lib/gherkin/formatter/hashable.rb', line 4

def to_hash
  ivars = instance_variables
  # When tests are runn with therubyracer (JavaScript), an extra field might
  # exist - added by Ref::WeakReference
  # https://github.com/bdurand/ref/blob/master/lib/ref/weak_reference/pure_ruby.rb
  # Remove it - we don't want it in the JSON.
  ivars.delete(:@__weak_backreferences__)
  ivars.inject({}) do |hash, ivar|
    value = instance_variable_get(ivar)
    value = value.to_hash if value.respond_to?(:to_hash)
    if Array === value
      value = value.map do |e|
        e.respond_to?(:to_hash) ? e.to_hash : e
      end
    end
    hash[ivar[1..-1]] = value unless [[], nil].index(value)
    hash
  end
end