Converts a Gherkin file to JSON

cuke2json.rb

#!/usr/bin/env ruby
require 'json'
require 'gherkin/parser'

filename = ARGV[0]
src = open(filename).read
parser = Gherkin::Parser.new
gherkin_document = parser.parse(src)
scenarios = gherkin_document[:feature][:children].select{|n| n[:type] == :Scenario}
line = gherkin_document[:feature][:location][:line]

out = {
  name: gherkin_document[:feature][:name],
  path: "#{filename}:#{line}",
  scenarios: scenarios.map do |scenario|
    line = scenario[:location][:line]

    {
      name: scenario[:name],
      path: "#{filename}:#{line}",
      steps: scenario[:steps].map{|n| n[:keyword] + n[:text]}
    }
  end
}

puts JSON.pretty_unparse(out)