Module: Libis::Tools::Command

Defined in:
lib/libis/tools/command.rb

Class Method Summary collapse

Class Method Details

.run(cmd, *opts) ⇒ Hash

Run an external program and return status, stdout and stderr.



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# File 'lib/libis/tools/command.rb', line 18

def self.run(cmd, *opts)
  result = {
      status: 999,
      out: [],
      err: []
  }
  begin
    Open3.popen3(cmd, *opts) do |_, output, error, thread|
      output = output.read
      error = error.read
      result[:out] = output.split("\n").map(&:chomp)
      result[:err] = error.split("\n").map(&:chomp)
      result[:status] = thread.value.exitstatus rescue nil
    end

  rescue StandardError => e
    result[err] = [e.class.name, e.message]

  end

  result

end