Method: ExecJS::ExternalRuntime#exec_runtime

Defined in:
lib/execjs/external_runtime.rb

#exec_runtime(filename) ⇒ Object 



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# File 'lib/execjs/external_runtime.rb', line 144

def exec_runtime(filename)
  io = IO.popen(binary.split(' ') + [filename, {err: [:child, :out]}], @popen_options)
  output = io.read
  io.close

  if $?.success?
    output
  else
    raise RuntimeError, output
  end
end