[GHC] #15596: When a type application cannot be applied to an identifier due to the absence of an explicit type signature, let the error just say so!

[GHC]

#15596: When a type application cannot be applied to an identifier due to the
absence of an explicit type signature, let the error just say so!
-------------------------------------+-------------------------------------
        Reporter:  kindaro           |                Owner:  (none)
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:  8.8.1
       Component:  Compiler (Type    |              Version:  8.4.3
  checker)                           |             Keywords:
      Resolution:                    |  TypeApplications
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Poor/confusing    |  Unknown/Multiple
  error message                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by RyanGlScott):

 * keywords:   => TypeApplications
 * failure:  None/Unknown => Poor/confusing error message
 * version:   => 8.4.3
 * component:  Compiler => Compiler (Type checker)
 * milestone:   => 8.8.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15596#comment:2>
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