Contents

# These matchers are taken directly from CanCanCan:
# https://github.com/CanCanCommunity/cancancan/blob/develop/lib/cancan/matchers.rb

rspec_module = defined?(RSpec::Core) ? 'RSpec' : 'Spec'  # for RSpec 1 compatability

if rspec_module == 'RSpec'
  require 'rspec/core'
  require 'rspec/expectations'
end

Kernel.const_get(rspec_module)::Matchers.define :be_able_to do |*args|
  match do |ability|
    ability.can?(*args)
  end

  # Check that RSpec is < 2.99
  if !respond_to?(:failure_message) && respond_to?(:failure_message_for_should)
    alias :failure_message :failure_message_for_should
    alias :failure_message_when_negated :failure_message_for_should_not
  end

  failure_message do |ability|
    "expected to be able to #{args.map(&:inspect).join(" ")}"
  end

  failure_message_when_negated do |ability|
    "expected not to be able to #{args.map(&:inspect).join(" ")}"
  end
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
kant-0.0.6	lib/kant/rspec/matchers.rb
kant-0.0.5	lib/kant/rspec/matchers.rb
kant-0.0.4	lib/kant/rspec/matchers.rb
kant-0.0.3	lib/kant/rspec/matchers.rb
kant-0.0.2	lib/kant/rspec/matchers.rb