Method: Webdrivers::System.call

Defined in:
lib/webdrivers/system.rb

.call(process, arg = nil) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/webdrivers/system.rb', line 184

def call(process, arg = nil)
  cmd = arg ? [process, arg] : process # Windows provides powershell command (process) only, no args.
  Webdrivers.logger.debug "making System call: #{cmd}"
  p = IO.popen(cmd)
  out = p.read
  p.close
  raise "Failed to make system call: #{cmd}" unless $CHILD_STATUS.success?

  Webdrivers.logger.debug "System call returned: #{out}"
  out
end