[ruby-cvs:60094] marcandre:r52941 (trunk): * array.c: Improve and fix documentation for Array#dig

[marcandre at ruby-lang.org]

marcandre	2015-12-08 14:21:11 +0900 (Tue, 08 Dec 2015)

  New Revision: 52941

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=52941

  Log:
    * array.c: Improve and fix documentation for Array#dig
      [#11776]
    
    * hash.c: ditto
    
    * struct.c: ditto
    
    * test_hash.rb: Add basic test for user defined `dig`.

  Modified files:
    trunk/array.c
    trunk/hash.c
    trunk/struct.c
    trunk/test/ruby/test_hash.rb