RSpec colorized unicode output with Rspactor integration

.rspactor

# this goes in the $HOME dir
# needs mislav-rspactor v0.3.2 and RSpec 1.2
RSpactor::Runner.class_eval do
  alias old_formatter_opts formatter_opts

  def formatter_opts
    # update this path to where you saved unicode_formatter.rb
    old_formatter_opts + " -r /Users/mislav/Projects/unicode_formatter -f UnicodeFormatter"
  end
end

output.png

unicode_formatter.rb

# Unicode formatter for RSpec STDOUT in the console
require 'spec/runner/formatter/base_text_formatter'

class UnicodeFormatter < Spec::Runner::Formatter::BaseTextFormatter
  def example_failed(example, counter, failure)
    @output.print colorize_failure('✗ ', failure)
    @output.flush
  end

  def example_passed(example)
    @output.print green('✓ ')
    @output.flush
  end

  def example_pending(example, message)
    super
    @output.print yellow('● ')
    @output.flush
  end
end