--- !ruby/object:RI::MethodDescription 
aliases: 
- !ruby/object:RI::AliasName 
  name: member?
block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Returns true if the set contains the given object.
full_name: Set#include?
is_singleton: false
name: include?
params: (o)
visibility: public
