gist: Update raise message.

Author: esteban zapata

lib/gist.rb

@@ -108,6 +108,13 @@ def default_filename
   #
   # @see http://developer.github.com/v3/gists/
   def multi_gist(files, options={})
+    if options[:anonymous]
+      raise 'Anonymous gists are no longer supported. Please log in with `gist --login`. ' \
+        '(Github now requires credentials to gist https://bit.ly/2GBBxKw)'
+    else
+      access_token = (options[:access_token] || auth_token())
+    end
+
     json = {}
 
     json[:description] = options[:description] if options[:description]
@@ -126,12 +133,6 @@ def multi_gist(files, options={})
     return if json[:files].empty? && options[:skip_empty]
 
     existing_gist = options[:update].to_s.split("/").last
-    if options[:anonymous]
-      raise 'Anonymous gist support has been removed by Github. ' \
-        'See: https://blog.github.com/2018-02-18-deprecation-notice-removing-anonymous-gist-creation/'
-    else
-      access_token = (options[:access_token] || auth_token())
-    end
 
     url = "#{base_path}/gists"
     url << "/" << CGI.escape(existing_gist) if existing_gist.to_s != ''

spec/rawify_spec.rb

@@ -10,8 +10,8 @@
   end
 
   it 'should raise an error when trying to do operations without being logged in' do
-    error_msg = 'Anonymous gist support has been removed by Github. ' \
-      'See: https://blog.github.com/2018-02-18-deprecation-notice-removing-anonymous-gist-creation/'
+    error_msg = 'Anonymous gists are no longer supported. Please log in with `gist --login`. ' \
+      '(Github now requires credentials to gist https://bit.ly/2GBBxKw)'
 
     expect do
       Gist.gist("Test gist", output: :raw_url, anonymous: true)

spec/shorten_spec.rb

@@ -14,8 +14,8 @@
   end
 
   it 'should raise an error when trying to get short urls without being logged in' do
-    error_msg = 'Anonymous gist support has been removed by Github. ' \
-      'See: https://blog.github.com/2018-02-18-deprecation-notice-removing-anonymous-gist-creation/'
+    error_msg = 'Anonymous gists are no longer supported. Please log in with `gist --login`. ' \
+      '(Github now requires credentials to gist https://bit.ly/2GBBxKw)'
 
     expect do
       Gist.gist("Test gist", output: :short_url, anonymous: true)