Merge pull request #968 from gonglexin/elixir-1.8

Update Elixir documentation (1.8.1 & 1.7.4)

lib/docs/filters/elixir/clean_html.rb

@@ -57,6 +57,11 @@ module Docs
           node.parent.after(node)
         end
 
+        css('.signature').each do |node|
+          non_text_children = node.xpath('node()[not(self::text())]')
+          non_text_children.to_a.reverse.each { |child| node.parent.add_next_sibling(child) }
+        end
+
         css('pre').each do |node|
           node['data-language'] = 'elixir'
           node.content = node.content

lib/docs/scrapers/elixir.rb

@@ -33,8 +33,34 @@ module Docs
         "https://elixir-lang.org/getting-started/introduction.html" ]
     end
 
+    version '1.9' do
+      self.release = '1.9.1'
+      self.base_urls = [
+        "https://hexdocs.pm/elixir/#{release}/",
+        "https://hexdocs.pm/eex/#{release}/",
+        "https://hexdocs.pm/ex_unit/#{release}/",
+        "https://hexdocs.pm/iex/#{release}/",
+        "https://hexdocs.pm/logger/#{release}/",
+        "https://hexdocs.pm/mix/#{release}/",
+        'https://elixir-lang.org/getting-started/'
+      ]
+    end
+
+    version '1.8' do
+      self.release = '1.8.2'
+      self.base_urls = [
+        "https://hexdocs.pm/elixir/#{release}/",
+        "https://hexdocs.pm/eex/#{release}/",
+        "https://hexdocs.pm/ex_unit/#{release}/",
+        "https://hexdocs.pm/iex/#{release}/",
+        "https://hexdocs.pm/logger/#{release}/",
+        "https://hexdocs.pm/mix/#{release}/",
+        'https://elixir-lang.org/getting-started/'
+      ]
+    end
+
     version '1.7' do
-      self.release = '1.7.3'
+      self.release = '1.7.4'
       self.base_urls = [
         "https://hexdocs.pm/elixir/#{release}/",
         "https://hexdocs.pm/eex/#{release}/",
@@ -47,7 +73,7 @@ module Docs
     end
 
     version '1.6' do
-      self.release = '1.6.5'
+      self.release = '1.6.6'
       self.base_urls = [
         "https://hexdocs.pm/elixir/#{release}/",
         "https://hexdocs.pm/eex/#{release}/",