Contents

# frozen_string_literal: true

require 'coverage'
require 'simplecov'

class << SimpleCov::LinesClassifier
  alias_method :orig_whitespace_line?, :whitespace_line?
  def whitespace_line?(line)
    line.strip =~ /^(begin|end|ensure|else|\})|(\s*rescue\s.+)$/ || orig_whitespace_line?(line)
  end
end

module Coverage
  EXCLUDE = %w{coverage eg helper run
  }.map { |n| File.expand_path("test/#{n}.rb") }

  LIB_FILES = Dir["#{File.join(FileUtils.pwd, 'lib')}/polyphony/**/*.rb"]

  class << self
    def relevant_lines_for_filename(filename)
      @classifier ||= SimpleCov::LinesClassifier.new
      @classifier.classify(IO.read(filename).lines)
    end

    def start
      @result = {}
      trace = TracePoint.new(:line) do |tp|
        next if tp.path =~ /\(/

        absolute = File.expand_path(tp.path)
        next unless LIB_FILES.include?(absolute)# =~ /^#{LIB_DIR}/

        @result[absolute] ||= relevant_lines_for_filename(absolute)
        @result[absolute][tp.lineno - 1] = 1
      end
      trace.enable
    end

    def result
      @result
    end
  end
end

SimpleCov.start

Version data entries

10 entries across 10 versions & 1 rubygems

Version	Path
tipi-0.55	test/coverage.rb
tipi-0.54	test/coverage.rb
tipi-0.53	test/coverage.rb
tipi-0.52	test/coverage.rb
tipi-0.51	test/coverage.rb
tipi-0.50	test/coverage.rb
tipi-0.49	test/coverage.rb
tipi-0.47	test/coverage.rb
tipi-0.46	test/coverage.rb
tipi-0.45	test/coverage.rb