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

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Returns <tt>nil</tt> if <tt>file_name</tt> doesn't exist or has zero size, the size of the file otherwise.
full_name: FileTest#size?
is_singleton: false
name: size?
params: |
  File.file?(file_name)   => integer  or  nil

visibility: public
