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Capture stdout for a bloc and write to file

Easy method to capture something you make in IRB for later analysis.

by andreich 2 years, 2 months ago and tagged with: ruby stdout 
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def capture(file_name = "output.stdout.txt", &block)
  original_stdout = STDOUT.dup
  STDOUT.reopen(File.open(file_name, "w+"))
  block.call
  STDOUT.reopen(original_stdout)
end

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