Replacing simplecov

spec_helper.rb

# add to the top of your spec_helper.rb
require 'yardcov'
YardCov.start
# require files
# ...

Rspec.configure do |config|
  # ...
  config.after(:suite) do
    YardCov.report_results
  end
  
end

yardcov.rb

module YardCov
  class SourceFile
    attr_accessor :content, :filename, :coverage

    def initialize(path, coverage)
      @filename = path
      @coverage = coverage
      File.open(path, "rb") { |f| @content = f.readlines }
    end

    def friendly_path
      @filename.split("/").last
    end
  end

  class << self
    attr_accessor :pid, :source_files

    def start
      @pid = Process.pid
      @source_files = []
      Coverage.start
    end


    def report_results
      puts "Coverage Results\n"+"="*100+"\n"
      cov_results = Coverage.result

      root = File.dirname(__FILE__)[0..-6]
      filelist = Dir['./app/apis/*.rb'].map! { |f| root+f[1..-1] }

      filelist.each do |file|
        results = cov_results[file]
        send_results(file, results)
      end

      print_results
    end
    
    private

    # add to the filelist and print out the coverage stats for the file
    def send_results(path, coverage)
      @source_file = YardCov::SourceFile.new(path, coverage)
      @source_files << @source_file

      puts "Results for: #{path}"
      results = coverage.compact.sort
      total_lines = (results.length*1.00).to_f
      first = results.find_index(1)

      covered_lines = total_lines-first
      percentage = (covered_lines/total_lines).round(2)*100
      puts "#{percentage}% Covered (#{covered_lines} of #{total_lines} Lines Covered)"
    end

    # spits out a 'pretty' view of your coverage (minimal at best)
    def print_results
      out = File.open("results.html", "wb")

      @source_files.each do |file|
        out << "<h1>#{file.friendly_path}</h1>"
        out << "<code>\n"
        file.content.each_with_index do |line, index|
          coverage = file.coverage
          if coverage[index] == 0
            out << "<span style='background-color:red'>#{line.gsub!("\s", "&nbsp;")}</span>"
          elsif !coverage[index].nil?
            out << "<span style='background-color:green'>#{line.gsub!("\s", "&nbsp;")}</span>"
          else
            out << "<span >#{line.gsub!("\s", "&nbsp;")}</span>"
          end
          out << "<br>"
        end

        out << "</code>"
        out << "<hr>"
      end
    end

  end
end