Mini Shell

--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: If <tt>Hash::new</tt> was invoked with a block, return that block, otherwise return <tt>nil</tt>.
- !ruby/struct:SM::Flow::VERB 
  body: "   h = Hash.new {|h,k| h[k] = k*k }   #=&gt; {}\n   p = h.default_proc                 #=&gt; #&lt;Proc:0x401b3d08@-:1&gt;\n   a = []                             #=&gt; []\n   p.call(a, 2)\n   a                                  #=&gt; [nil, nil, 4]\n"
full_name: Hash#default_proc
is_singleton: false
name: default_proc
params: |
  hsh.default_proc -> anObject

visibility: public