In-REPL documentation for extended Base methods not appearing

[davidagold]

Note the difference between v0.4.0-rc1 and master (at the end):

v0.4.0-rc1:

               _
   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type "?help" for help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.4.0-rc1 (2015-09-09 16:07 UTC)
 _/ |\__'_|_|_|\__'_|  |  Official http://julialang.org/ release
|__/                   |  x86_64-apple-darwin13.4.0

julia> module Foos

       type Foo end

       @doc """
       Maps a Foo just for you.
       """ ->
       Base.map(::Foo) = nothing

       end # module Foos
Foos

julia> using Foos

help?> map
search: map map! mapfoldr mapfoldl mapslices mapreduce mapreducedim pmap mmap Mmap mmap_array mmap_bitarray cartesianmap macroexpand promote_shape

  ..  map(f, c...) -> collection

  Transform collection ``c`` by applying ``f`` to each element.
  For multiple collection arguments, apply ``f`` elementwise.

  .. doctest::

     julia> map((x) -> x * 2, [1, 2, 3])
     3-element Array{Int64,1}:
      2
      4
      6

     julia> map(+, [1, 2, 3], [10, 20, 30])
     3-element Array{Int64,1}:
      11
      22
      33

master:

               _
   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type "?help" for help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.5.0-dev+180 (2015-09-14 20:14 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit dbe775c (0 days old master)
|__/                   |  x86_64-apple-darwin14.4.0

julia> module Foos

       type Foo end

       @doc """
       Maps a Foo just for you.
       """ ->
       Base.map(::Foo) = nothing

       end # module Foos
Foos

julia> using Foos

help?> map
search: map map! mapfoldr mapfoldl mapslices mapreduce mapreducedim pmap mmap Mmap mmap_array mmap_bitarray cartesianmap macroexpand promote_shape

  map(f, c...) -> collection

  Transform collection c by applying f to each element. For multiple collection arguments, apply f elementwise.

  julia> map((x) -> x * 2, [1, 2, 3])
  3-element Array{Int64,1}:
   2
   4
   6

  julia> map(+, [1, 2, 3], [10, 20, 30])
  3-element Array{Int64,1}:
   11
   22
   33

  Maps a Foo just for you.

[MichaelHatherly]

Dup of #13068, fixed in #13070. It's been backported, could you check the latest 0.4-rc?

[davidagold]

The latest 0.4-rc works. Thank you!