mirror of https://github.com/rails/rails
43 lines
1.1 KiB
Plaintext
43 lines
1.1 KiB
Plaintext
# Class used to calculate LOC for a provided file list.
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#
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# Example:
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# files = FileList["lib/active_record/**/*.rb"]
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# CodeTools::LineStatistics.new(files).print_loc
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module CodeTools
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class LineStatistics
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# @param files [Array, FileList, Enumerable]
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# e.g. FileList["lib/active_record/**/*.rb"]
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def initialize(files)
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@files = Array(files).compact
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end
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# Calculates LOC for each file
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# Outputs each file and a total LOC
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def print_loc
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lines, codelines, total_lines, total_codelines = 0, 0, 0, 0
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@files.each do |file_name|
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next if file_name =~ /vendor/
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File.open(file_name, 'r') do |f|
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while line = f.gets
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lines += 1
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next if line =~ /^\s*$/
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next if line =~ /^\s*#/
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codelines += 1
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end
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end
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puts "L: #{sprintf("%4d", lines)}, LOC #{sprintf("%4d", codelines)} | #{file_name}"
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total_lines += lines
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total_codelines += codelines
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lines, codelines = 0, 0
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end
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puts "Total: Lines #{total_lines}, LOC #{total_codelines}"
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end
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end
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end
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