lib/gitlab/page_links.rb in gitlab-4.5.0 vs lib/gitlab/page_links.rb in gitlab-4.6.0

@@ -1,31 +1,33 @@
+# frozen_string_literal: true
+
 module Gitlab
   # Parses link header.
   #
   # @private
   class PageLinks
-    HEADER_LINK = 'Link'.freeze
-    DELIM_LINKS = ','.freeze
+    HEADER_LINK = 'Link'
+    DELIM_LINKS = ','
     LINK_REGEX = /<([^>]+)>; rel=\"([^\"]+)\"/
-    METAS = %w(last next first prev).freeze
+    METAS = %w[last next first prev].freeze
 
     attr_accessor(*METAS)
 
     def initialize(headers)
       link_header = headers[HEADER_LINK]
 
-      if link_header && link_header =~ /(next|first|last|prev)/
-        extract_links(link_header)
-      end
+      extract_links(link_header) if link_header && link_header =~ /(next|first|last|prev)/
     end
 
     private
 
     def extract_links(header)
       header.split(DELIM_LINKS).each do |link|
         LINK_REGEX.match(link.strip) do |match|
-          url, meta = match[1], match[2]
+          url = match[1]
+          meta = match[2]
           next if !url || !meta || METAS.index(meta).nil?
+
           send("#{meta}=", url)
         end
       end
     end
   end