Merge pull request #1425 from MasterEnoc/octave

Update Octave to 5.2.0 and add version 6

lib/docs/scrapers/octave.rb

@@ -2,8 +2,6 @@ module Docs
   class Octave < UrlScraper
     self.name = 'Octave'
     self.type = 'octave'
-    self.release = '5.1.0'
-    self.base_url = 'https://octave.org/doc/interpreter/'
     self.root_path = 'index.html'
     self.links = {
       home: 'http://www.octave.org/',
@@ -21,18 +19,30 @@ module Docs
       Distribution.html)
 
     options[:title] = false
+
     options[:root_title] = 'GNU Octave'
 
     options[:attribution] = <<-HTML
-      &copy; 1996&ndash;2018 John W. Eaton<br>
+      &copy; 1996&ndash;2020 John W. Eaton<br>
       Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.<br/>
-Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one.</br>
-Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions.
+      Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one.</br>
+      Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions.
     HTML
 
+    version '6' do
+      self.release = '6.1.0'
+      self.base_url = "https://octave.org/doc/v#{self.release}/"
+    end
+
+    version '5' do
+      self.release = '5.2.0'
+      self.base_url = "https://octave.org/doc/v#{self.release}/"
+    end
+
     def get_latest_version(opts)
       doc = fetch_doc('https://octave.org/doc/interpreter/', opts)
       doc.at_css('h1').content.scan(/([0-9.]+)/)[0][0]
     end
+
   end
 end