diff options
Diffstat (limited to 'railties/lib')
| -rw-r--r-- | railties/lib/rails/code_statistics.rb | 68 | ||||
| -rw-r--r-- | railties/lib/rails/code_statistics_calculator.rb | 79 |
2 files changed, 101 insertions, 46 deletions
diff --git a/railties/lib/rails/code_statistics.rb b/railties/lib/rails/code_statistics.rb index 039360fcf6..0ae6d2a455 100644 --- a/railties/lib/rails/code_statistics.rb +++ b/railties/lib/rails/code_statistics.rb @@ -1,3 +1,5 @@ +require 'rails/code_statistics_calculator' + class CodeStatistics #:nodoc: TEST_TYPES = ['Controller tests', @@ -33,64 +35,38 @@ class CodeStatistics #:nodoc: end def calculate_directory_statistics(directory, pattern = /.*\.(rb|js|coffee)$/) - stats = { "lines" => 0, "codelines" => 0, "classes" => 0, "methods" => 0 } + stats = CodeStatisticsCalculator.new Dir.foreach(directory) do |file_name| - if File.directory?(directory + "/" + file_name) and (/^\./ !~ file_name) - newstats = calculate_directory_statistics(directory + "/" + file_name, pattern) - stats.each { |k, v| stats[k] += newstats[k] } + path = "#{directory}/#{file_name}" + + if File.directory?(path) && (/^\./ !~ file_name) + stats.add(calculate_directory_statistics(path, pattern)) end next unless file_name =~ pattern - comment_started = false - - case file_name - when /.*\.js$/ - comment_pattern = /^\s*\/\// - else - comment_pattern = /^\s*#/ - end - - File.open(directory + "/" + file_name) do |f| - while line = f.gets - stats["lines"] += 1 - if(comment_started) - if line =~ /^=end/ - comment_started = false - end - next - else - if line =~ /^=begin/ - comment_started = true - next - end - end - stats["classes"] += 1 if line =~ /^\s*class\s+[_A-Z]/ - stats["methods"] += 1 if line =~ /^\s*def\s+[_a-z]/ - stats["codelines"] += 1 unless line =~ /^\s*$/ || line =~ comment_pattern - end - end + stats.add_by_file_path(path) end stats end def calculate_total - total = { "lines" => 0, "codelines" => 0, "classes" => 0, "methods" => 0 } - @statistics.each_value { |pair| pair.each { |k, v| total[k] += v } } - total + @statistics.each_with_object(CodeStatisticsCalculator.new) do |pair, total| + total.add(pair.last) + end end def calculate_code code_loc = 0 - @statistics.each { |k, v| code_loc += v['codelines'] unless TEST_TYPES.include? k } + @statistics.each { |k, v| code_loc += v.code_lines unless TEST_TYPES.include? k } code_loc end def calculate_tests test_loc = 0 - @statistics.each { |k, v| test_loc += v['codelines'] if TEST_TYPES.include? k } + @statistics.each { |k, v| test_loc += v.code_lines if TEST_TYPES.include? k } test_loc end @@ -105,15 +81,15 @@ class CodeStatistics #:nodoc: end def print_line(name, statistics) - m_over_c = (statistics["methods"] / statistics["classes"]) rescue m_over_c = 0 - loc_over_m = (statistics["codelines"] / statistics["methods"]) - 2 rescue loc_over_m = 0 - - puts "| #{name.ljust(20)} " + - "| #{statistics["lines"].to_s.rjust(5)} " + - "| #{statistics["codelines"].to_s.rjust(5)} " + - "| #{statistics["classes"].to_s.rjust(7)} " + - "| #{statistics["methods"].to_s.rjust(7)} " + - "| #{m_over_c.to_s.rjust(3)} " + + m_over_c = (statistics.methods / statistics.classes) rescue m_over_c = 0 + loc_over_m = (statistics.code_lines / statistics.methods) - 2 rescue loc_over_m = 0 + + puts "| #{name.ljust(20)} " \ + "| #{statistics.lines.to_s.rjust(5)} " \ + "| #{statistics.code_lines.to_s.rjust(5)} " \ + "| #{statistics.classes.to_s.rjust(7)} " \ + "| #{statistics.methods.to_s.rjust(7)} " \ + "| #{m_over_c.to_s.rjust(3)} " \ "| #{loc_over_m.to_s.rjust(5)} |" end diff --git a/railties/lib/rails/code_statistics_calculator.rb b/railties/lib/rails/code_statistics_calculator.rb new file mode 100644 index 0000000000..60e4aef9b7 --- /dev/null +++ b/railties/lib/rails/code_statistics_calculator.rb @@ -0,0 +1,79 @@ +class CodeStatisticsCalculator #:nodoc: + attr_reader :lines, :code_lines, :classes, :methods + + PATTERNS = { + rb: { + line_comment: /^\s*#/, + begin_block_comment: /^=begin/, + end_block_comment: /^=end/, + class: /^\s*class\s+[_A-Z]/, + method: /^\s*def\s+[_a-z]/, + }, + js: { + line_comment: %r{^\s*//}, + begin_block_comment: %r{^\s*/\*}, + end_block_comment: %r{\*/}, + method: /function(\s+[_a-zA-Z][\da-zA-Z]*)?\s*\(/, + }, + coffee: { + line_comment: /^\s*#/, + begin_block_comment: /^\s*###/, + end_block_comment: /^\s*###/, + class: /^\s*class\s+[_A-Z]/, + method: /[-=]>/, + } + } + + def initialize(lines = 0, code_lines = 0, classes = 0, methods = 0) + @lines = lines + @code_lines = code_lines + @classes = classes + @methods = methods + end + + def add(code_statistics_calculator) + @lines += code_statistics_calculator.lines + @code_lines += code_statistics_calculator.code_lines + @classes += code_statistics_calculator.classes + @methods += code_statistics_calculator.methods + end + + def add_by_file_path(file_path) + File.open(file_path) do |f| + self.add_by_io(f, file_type(file_path)) + end + end + + def add_by_io(io, file_type) + patterns = PATTERNS[file_type] || {} + + comment_started = false + + while line = io.gets + @lines += 1 + + if comment_started + if patterns[:end_block_comment] && line =~ patterns[:end_block_comment] + comment_started = false + end + next + else + if patterns[:begin_block_comment] && line =~ patterns[:begin_block_comment] + comment_started = true + next + end + end + + @classes += 1 if patterns[:class] && line =~ patterns[:class] + @methods += 1 if patterns[:method] && line =~ patterns[:method] + if line !~ /^\s*$/ && (patterns[:line_comment].nil? || line !~ patterns[:line_comment]) + @code_lines += 1 + end + end + end + + private + def file_type(file_path) + File.extname(file_path).sub(/\A\./, '').downcase.to_sym + end +end |