module Chester
  module Helpers
    def home_directory
      running_on_windows? ? ENV['USERPROFILE'] : ENV['HOME']
    end

    def running_on_windows?
      RUBY_PLATFORM =~ /mswin32|mingw32/
    end

    def running_on_a_mac?
      RUBY_PLATFORM =~ /-darwin\d/
    end
  end
end

unless String.method_defined?(:shellescape)
  class String
    def shellescape
      empty? ? "''" : gsub(/([^A-Za-z0-9_\-.,:\/@\n])/n, '\\\\\\1').gsub(/\n/, "'\n'")
    end
  end
end