class Pacproxy::Util

Pacproxy::PacUtil is utility

Public Class Methods

which(cmd) click to toggle source
# File lib/pacproxy/util.rb, line 6
def self.which(cmd)
  exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : ['']
  ENV['PATH'].split(File::PATH_SEPARATOR).each do |path|
    exts.each do |ext|
      exe = File.join(path, "#{cmd}#{ext}")
      return exe if File.executable?(exe) && !File.directory?(exe)
    end
  end
  nil
end