[Issue 9591] std.typetuple.staticApplyMap

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=9591

--- Comment #5 from Steven Schveighoffer <schveiguy at yahoo.com> ---
As David Nadlinger pointed out, this can already be solved with Instantiate and
ApplyRight. I added a PR to make Instantiate public, and add the solution to
this issue as a documented unit test.

https://github.com/dlang/phobos/pull/5739

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