incompatibilities_generator.rb in faml-0.3.4

- old
+ new

@@ -70,19 +70,19 @@
 
   def render_haml(template, options)
     obj = Object.new
     Haml::Engine.new(template, { ugly: true, escape_html: true }.merge(options)).def_method(obj, :haml)
     obj.haml
-  rescue => e
+  rescue StandardError, SyntaxError => e
     e
   end
 
   def render_hamlit(template, options)
     obj = Object.new
     obj.instance_eval "def hamlit; #{Hamlit::Engine.new(options).call(template)}; end"
     obj.hamlit
-  rescue => e
+  rescue StandardError, SyntaxError => e
     e
   end
 
   def render_difference(file, path, record)
     spec_path = Pathname.new(record.spec_path).relative_path_from(path.parent).to_s
@@ -108,11 +108,11 @@
   def render_grouped_difference(file, grouped_results)
     grouped_results.each do |title, result|
       file.write <<"EOS"
 ## #{render_section(title, result)}
 ```html
-#{result}
+#{render_body(result)}
 ```
 
 EOS
     end
   end
@@ -120,9 +120,25 @@
   def render_section(title, result)
     if result.is_a?(Exception)
       "#{title} (Error)"
     else
       title
+    end
+  end
+
+  def render_body(result)
+    if result.is_a?(Exception)
+      result
+    else
+      result.gsub(/[[:cntrl:]]/) do |m|
+        n = m[0].ord
+        if n == 0x0a
+          # Print NL character as is
+          m[0]
+        else
+          "<0x#{sprintf('%02X', n)}>"
+        end
+      end
     end
   end
 
   def markdown_path(markdown_root, spec_path)
     markdown_root.join(spec_path).sub_ext('.md')