diff options
Diffstat (limited to 'rake_helpers/code_statistics.rb')
| -rw-r--r-- | rake_helpers/code_statistics.rb | 262 |
1 files changed, 131 insertions, 131 deletions
diff --git a/rake_helpers/code_statistics.rb b/rake_helpers/code_statistics.rb index b015403..09463bf 100644 --- a/rake_helpers/code_statistics.rb +++ b/rake_helpers/code_statistics.rb @@ -3,72 +3,72 @@ # Improved by murphy class CodeStatistics - TEST_TYPES = /\btest/i - - # Create a new Code Statistic. - # - # Rakefile Example: - # - # desc 'Report code statistics (LOC) from the application' - # task :stats => :copy_files do - # require 'rake_helpers/code_statistics' - # CodeStatistics.new( - # ["Main", "lib"], - # ["Tests", "test"], - # ["Demos", "demo"] - # ).to_s - # end - def initialize(*pairs) - @pairs = pairs - @statistics = calculate_statistics - @total = if pairs.empty? then nil else calculate_total end - end - - # Print a textual table viewing the stats - # - # Intended for console output. - def print - print_header - @pairs.each { |name, path| print_line name, @statistics[name] } - print_splitter - - if @total - print_line 'Total', @total - print_splitter - end - - print_code_test_stats - end + TEST_TYPES = /\btest/i + + # Create a new Code Statistic. + # + # Rakefile Example: + # + # desc 'Report code statistics (LOC) from the application' + # task :stats => :copy_files do + # require 'rake_helpers/code_statistics' + # CodeStatistics.new( + # ["Main", "lib"], + # ["Tests", "test"], + # ["Demos", "demo"] + # ).to_s + # end + def initialize(*pairs) + @pairs = pairs + @statistics = calculate_statistics + @total = if pairs.empty? then nil else calculate_total end + end + + # Print a textual table viewing the stats + # + # Intended for console output. + def print + print_header + @pairs.each { |name, path| print_line name, @statistics[name] } + print_splitter + + if @total + print_line 'Total', @total + print_splitter + end + + print_code_test_stats + end private - DEFAULT_FILE_PATTERN = /\.rb$/ + DEFAULT_FILE_PATTERN = /\.rb$/ - def calculate_statistics - @pairs.inject({}) do |stats, (name, path, pattern, is_ruby_code)| - pattern ||= DEFAULT_FILE_PATTERN - path = File.join path, '*.rb' - stats[name] = calculate_directory_statistics path, pattern, is_ruby_code - stats - end - end + def calculate_statistics + @pairs.inject({}) do |stats, (name, path, pattern, is_ruby_code)| + pattern ||= DEFAULT_FILE_PATTERN + path = File.join path, '*.rb' + stats[name] = calculate_directory_statistics path, pattern, is_ruby_code + stats + end + end - def calculate_directory_statistics directory, pattern = DEFAULT_FILE_PATTERN, is_ruby_code = true + def calculate_directory_statistics directory, pattern = DEFAULT_FILE_PATTERN, is_ruby_code = true is_ruby_code = true if is_ruby_code.nil? - stats = Hash.new 0 - - Dir[directory].each do |file_name| - p "Scanning #{file_name}..." if $DEBUG - next unless file_name =~ pattern - - lines = codelines = classes = modules = methods = 0 - empty_lines = comment_lines = 0 - in_comment_block = false - - File.readlines(file_name).each do |line| - lines += 1 - if line[/^\s*$/] - empty_lines += 1 + stats = Hash.new 0 + + Dir[directory].each do |file_name| + p "Scanning #{file_name}..." if $DEBUG + next unless file_name =~ pattern + + lines = codelines = classes = modules = methods = 0 + empty_lines = comment_lines = 0 + in_comment_block = false + + File.readlines(file_name).each do |line| + lines += 1 + if line[/^\s*$/] + empty_lines += 1 elsif is_ruby_code case line when /^=end\b/ @@ -85,83 +85,83 @@ private comment_lines += 1 when /^__END__$/ in_comment_block = true - end + end end - end + end - codelines = lines - comment_lines - empty_lines + codelines = lines - comment_lines - empty_lines - stats[:lines] += lines + stats[:lines] += lines stats[:comments] += comment_lines - stats[:codelines] += codelines - stats[:classes] += classes - stats[:modules] += modules - stats[:methods] += methods - stats[:files] += 1 - end - - stats - end - - def calculate_total - total = Hash.new 0 - @statistics.each_value { |pair| pair.each { |k, v| total[k] += v } } - total - end - - def calculate_code - code_loc = 0 - @statistics.each { |k, v| code_loc += v[:codelines] unless k[TEST_TYPES] } - code_loc - end - - def calculate_tests - test_loc = 0 - @statistics.each { |k, v| test_loc += v[:codelines] if k[TEST_TYPES] } - test_loc - end - - def print_header - print_splitter - puts "| T=Test Name | Files | Lines | LOC | Comments | Classes | Modules | Methods | M/C | LOC/M |" - print_splitter - end - - def print_splitter - puts "+---------------------------+-------+-------+-------+----------+---------+---------+---------+-----+-------+" - end - - def print_line name, statistics - m_over_c = (statistics[:methods] / (statistics[:classes] + statistics[:modules])) rescue m_over_c = 0 - loc_over_m = (statistics[:codelines] / statistics[:methods]) - 2 rescue loc_over_m = 0 - - if name[TEST_TYPES] - name = "T #{name}" - else - name = " #{name}" - end - - line = "| %-25s | %5d | %5d | %5d | %8d | %7d | %7d | %7d | %3d | %5d |" % ( - [name, *statistics.values_at(:files, :lines, :codelines, :comments, :classes, :modules, :methods)] + - [m_over_c, loc_over_m] ) - - puts line - end - - def print_code_test_stats - code = calculate_code - tests = calculate_tests - - puts " Code LOC = #{code} Test LOC = #{tests} Code:Test Ratio = [1 : #{sprintf("%.2f", tests.to_f/code)}]" - puts "" - end - + stats[:codelines] += codelines + stats[:classes] += classes + stats[:modules] += modules + stats[:methods] += methods + stats[:files] += 1 + end + + stats + end + + def calculate_total + total = Hash.new 0 + @statistics.each_value { |pair| pair.each { |k, v| total[k] += v } } + total + end + + def calculate_code + code_loc = 0 + @statistics.each { |k, v| code_loc += v[:codelines] unless k[TEST_TYPES] } + code_loc + end + + def calculate_tests + test_loc = 0 + @statistics.each { |k, v| test_loc += v[:codelines] if k[TEST_TYPES] } + test_loc + end + + def print_header + print_splitter + puts "| T=Test Name | Files | Lines | LOC | Comments | Classes | Modules | Methods | M/C | LOC/M |" + print_splitter + end + + def print_splitter + puts "+---------------------------+-------+-------+-------+----------+---------+---------+---------+-----+-------+" + end + + def print_line name, statistics + m_over_c = (statistics[:methods] / (statistics[:classes] + statistics[:modules])) rescue m_over_c = 0 + loc_over_m = (statistics[:codelines] / statistics[:methods]) - 2 rescue loc_over_m = 0 + + if name[TEST_TYPES] + name = "T #{name}" + else + name = " #{name}" + end + + line = "| %-25s | %5d | %5d | %5d | %8d | %7d | %7d | %7d | %3d | %5d |" % ( + [name, *statistics.values_at(:files, :lines, :codelines, :comments, :classes, :modules, :methods)] + + [m_over_c, loc_over_m] ) + + puts line + end + + def print_code_test_stats + code = calculate_code + tests = calculate_tests + + puts " Code LOC = #{code} Test LOC = #{tests} Code:Test Ratio = [1 : #{sprintf("%.2f", tests.to_f/code)}]" + puts "" + end + end # Run a test script. if $0 == __FILE__ - $VERBOSE = true - CodeStatistics.new( - ['This dir', File.dirname(__FILE__)] - ).print + $VERBOSE = true + CodeStatistics.new( + ['This dir', File.dirname(__FILE__)] + ).print end |