lib/cacert.rb in cacert-0.2.0 vs lib/cacert.rb in cacert-0.3.0

@@ -1,18 +1,24 @@
 require "cacert/version"
 
 module Cacert
+  # Returns the directory containing the cacert.pem file.
+  def self.share_dir
+    File.expand_path('../share', __dir__)
+  end
 
   # Returns the path of the embedded cacert.pem SSL certificates file.
   def self.pem
-    File.join(File.dirname(__FILE__), '..', 'share', 'cacert.pem')
+    File.join(share_dir, 'cacert.pem')
   end
 
+  # Sets the SSL_CERT_FILE environment variable to the location of the cacert.pem file.
   def self.set_in_env
     ENV['SSL_CERT_FILE'] = self.pem.to_s
   end
 
+  # The link which cacert.pem can be downloaded from.
   def self.source
-  	"http://curl.haxx.se/ca/cacert.pem"
+    "https://curl.haxx.se/ca/cacert.pem"
   end
 
 end