doc update
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@ -54,9 +54,10 @@ func RunWithArgs(cmd Executable, args []string, env map[string]string) error {
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return cmd.Execute()
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}
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// RunCaptureWithArgs executes the given command with the specified command line args
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// and environmental variables set. It returns whatever was writen to
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// stdout along with any error returned from cmd.Execute()
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// RunCaptureWithArgs executes the given command with the specified command
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// line args and environmental variables set. It returns string fields
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// representing output written to stdout and stderr, additionally any error
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// from cmd.Execute() is also returned
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func RunCaptureWithArgs(cmd Executable, args []string, env map[string]string) (stdout, stderr string, err error) {
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oldout, olderr := os.Stdout, os.Stderr // keep backup of the real stdout
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rOut, wOut, _ := os.Pipe()
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