Class: UnixPathFinder

Inherits:
Object
  • Object
show all
Defined in:
lib/getversion/path_finders/unix_path_finder.rb

Instance Method Summary collapse

Instance Method Details

#find_path(executable_name) ⇒ Object 



3
4
5
6
7
8
 
# File 'lib/getversion/path_finders/unix_path_finder.rb', line 3

def find_path(executable_name)
  path = `which #{executable_name}`
  real_path = `readlink #{path}`.strip
  result = real_path.empty? ? path : real_path
  result.empty? ? nil : File.dirname(result)
end