29 lines
567 B
Ruby
29 lines
567 B
Ruby
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FNAME = ARGV.shift
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def pipe_in_out io, s
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io << s
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io.close_write
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io.read
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end
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style_args = %w(
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astyle
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--style=java
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--indent=tab=8
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--add-braces
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--pad-oper
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--pad-comma
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--unpad-paren
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--delete-empty-lines
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--indent-col1-comments
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)
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s = File.read FNAME
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s = IO.popen 'expand', mode: "r+" do |io| pipe_in_out io, s end
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s = IO.popen style_args, mode: "r+" do |io| pipe_in_out io, s end
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s = s.gsub /\b(\w+) \(/, '\1('
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s = s.gsub /\(\s*(.*)\s*\)/, '(\1)'
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s = IO.popen 'unexpand', mode: "r+" do |io| pipe_in_out io, s end
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30.times do s = s.gsub(/ /, ' ') end
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puts s
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