On 20.02.2018 00:53, Timothee Cour wrote:
great! maybe worth adding to DIP? (even though `unpack` would be
(IIUC) a pure library solution on top of this DIP)

Yes. I'll add it to the use cases.

and that would work too I guess?
string[4] args=...;
auto (infile, colname, repl, outfile) = args.unpack;

Sure! Also, this:

void main(string[] args){
    enforce(args.length==5, "Invalid args");
    auto (infile, colname, repl, outfile) = args[1..5].unpack;
    // ...

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