[MESOS-4220] Introduce result_of with C++14 semantics to stout.

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.27.0
• Component/s: stout
• Labels: mesosphere
• Epic Link: windows
• Sprint: Mesosphere Sprint 25, Mesosphere Sprint 26
• Assignee: Michael Park
• Reporter: Michael Park
• Shepherd: Benjamin Hindman
• Created: 21/Dec/15 19:12
• Updated: 26/Nov/18 12:21
• Resolved: 26/Nov/18 12:21

Description

The std::result_of in VS 2015 Update 1 implements C++11 semantics which does not allow it to be used in SFINAE contexts.

Introduce a C++14 std::result_of into stout until we get to VS 2014 Update 2, at which point we can switch back to simply using std::result_of.