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

block_params: +key+
comment: 
- !ruby/struct:SM::Flow::P 
  body: Returns the header field corresponding to the case-insensitive key. Returns the default value <tt>args</tt>, or the result of the block, or nil, if there's no header field named key. See Hash#fetch
full_name: Net::HTTPHeader#fetch
is_singleton: false
name: fetch
params: (key, *args) {|+key+| ...}
visibility: public
