[Libguestfs] [PATCH] v2v: remove MAC address related information

[Richard W.M. Jones]

On Tue, Feb 27, 2018 at 01:08:40PM +0100, Tomáš Golembiovský wrote:
> >   List.iter (g#aug_rm |> ignore) paths;
> 
> Ah, right. The magical |> operator... I keep forgetting about it.

Best way to think of it is that it's a pipeline that threads the
argument through each function in turn.

  (f1 |> f2 |> f3 |> ...) arg

is the same as

  f3 (f2 (f1 arg))

F# calls it "pipe forward" and they also have a "pipe backward"
operator (I just found out now).

  http://theburningmonk.com/2011/09/fsharp-pipe-forward-and-pipe-backward/

Rich.

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