Fix git blame syntax highlighting when different commits break up lines

Closes #1521

1 files changed, 5 insertions, 5 deletions

diff --git a/app/helpers/blob_helper.rb b/app/helpers/blob_helper.rb
index 9fe5f82f02f..50df3801703 100644
--- a/app/helpers/blob_helper.rb
+++ b/app/helpers/blob_helper.rb
@@ -1,6 +1,6 @@
 module BlobHelper
-  def highlight(blob_name, blob_content, nowrap = false)
-    formatter = Rugments::Formatters::HTML.new(
+  def highlight(blob_name, blob_content, nowrap: false, continue: false)
+    @formatter ||= Rugments::Formatters::HTML.new(
       nowrap: nowrap,
       cssclass: 'code highlight',
       lineanchors: true,
@@ -8,11 +8,11 @@ module BlobHelper
     )
 
     begin
-      lexer = Rugments::Lexer.guess(filename: blob_name, source: blob_content)
-      result = formatter.format(lexer.lex(blob_content)).html_safe
+      @lexer ||= Rugments::Lexer.guess(filename: blob_name, source: blob_content).new
+      result = @formatter.format(@lexer.lex(blob_content, continue: continue)).html_safe
     rescue
       lexer = Rugments::Lexers::PlainText
-      result = formatter.format(lexer.lex(blob_content)).html_safe
+      result = @formatter.format(lexer.lex(blob_content)).html_safe
     end
 
     result