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

block_params: ""
comment: 
- !ruby/struct:SM::Flow::P 
  body: Performs a <tt>get</tt> with the given <tt>key</tt>. If the value does not exist and a block was given, the block will be called and the result saved via <tt>add</tt>.
- !ruby/struct:SM::Flow::P 
  body: If you do not provide a block, using this method is the same as using <tt>get</tt>.
full_name: MemCache#fetch
is_singleton: false
name: fetch
params: (key, expiry = 0, raw = false) {|| ...}
visibility: public
