lib/linguist/heuristics.rb in github-linguist-4.5.11 vs lib/linguist/heuristics.rb in github-linguist-4.5.13

@@ -54,11 +54,11 @@
       @heuristic = heuristic
     end
 
     # Internal: Check if this heuristic matches the candidate languages.
     def matches?(filename)
-      @extensions.any? { |ext| filename.end_with?(ext) }
+      @extensions.any? { |ext| filename.downcase.end_with?(ext) }
     end
 
     # Internal: Perform the heuristic
     def call(data)
       @heuristic.call(data)
@@ -349,10 +349,10 @@
       if /^\s*#\s*(if|ifdef|ifndef|define|command|xcommand|translate|xtranslate|include|pragma|undef)\b/i.match(data)
         Language["xBase"]
       end
     end
 
-    disambiguate ".r", ".R" do |data|
+    disambiguate ".r" do |data|
       if /\bRebol\b/i.match(data)
         Language["Rebol"]
       elsif data.include?("<-")
         Language["R"]
       end