progress_emo_formatter.rb

# See https://github.com/dchelimsky/rspec/wiki/Custom-Formatters for info on how to use custom formatters in rspec 1.x

require 'spec/runner/formatter/progress_bar_formatter'

class ProgressEmoFormatter < Spec::Runner::Formatter::ProgressBarFormatter
  @@num_consecutive_failures = 0
  
  FAILURES_BEFORE_EMO = 4
  
  def example_failed(example, counter, failure)
    @@num_consecutive_failures += 1
    letter = @@num_consecutive_failures > FAILURES_BEFORE_EMO ? 'U' : 'F'
    @output.print colorize_failure(letter, failure)
    @output.flush
  end

  def example_passed(example)
    super
    @@num_consecutive_failures = 0
  end

  def example_pending(example, message, deprecated_pending_location=nil)
    super
    @@num_consecutive_failures = 0
  end
end