Return: Adjacent N-Tuples of r.
TODO: Support ref return via zip for non-const case.
TODO Use a ring buffer instead of copy?
TODO Add a variant of adjacentTuples that return a static array instead?
See also: http://forum.dlang.org/post/gkdqakdogqevwzntpgtu@forum.dlang.org
Return: Adjacent N-Tuples of r. TODO: Support ref return via zip for non-const case. TODO Use a ring buffer instead of copy? TODO Add a variant of adjacentTuples that return a static array instead? See also: http://forum.dlang.org/post/gkdqakdogqevwzntpgtu@forum.dlang.org