Merge pull request #618 from danmayer/optimize-html-formatter-caching-14436881986665655346

⚡ Optimize HTMLFormatter with template caching

Author: danmayer

lib/coverband/utils/html_formatter.rb

@@ -78,7 +78,7 @@ def format_data(result)
 
       # Returns the an erb instance for the template of given name
       def template(name)
-        TEMPLATE_CACHE[name] ||= ERB.new(File.read(File.join(File.dirname(__FILE__), "../../../views/", "#{name}.erb")))
+        TEMPLATE_CACHE[name] ||= ERB.new(File.read(File.expand_path("../../../views/#{name}.erb", __dir__)))
       end
 
       def output_path