Use an optional parameter in Cucumber

optional.feature

Feature: Optional parameter

  Scenario: Use an optional parameter
    When I execute a step
    When I execute a step with the optional parameter whatever

optional_steps.rb

When /^I execute a step(?: with the optional parameter (.*))?$/ do |param|
  param ||= "default value"
  puts 'using ' + param
end

 

output

Feature: Optional parameter

  Scenario: Use an optional parameter
    When I execute a step
      using default value
    When I execute a step with the optional parameter foobar
      using foobar

1 scenario (1 passed)
2 steps (2 passed)
0m0.047s

Looking forward to this.

Wow. You realize this gist is 7 years old? I don't use cucumber anymore these days. I wonder if that still works :-)