Mini Shell

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

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Switch the effective and real group IDs of the current process. If a <em>block</em> is given, the group IDs will be switched back after the block is executed. Returns the new effective group ID if called without a block, and the return value of the block if one is given.
full_name: Process::GID::switch
is_singleton: true
name: switch
params: |
  Process::GID.switch              => fixnum
  Process::GID.switch {|| block}   => object

visibility: public