Merge request changes does not show the function signature

Summary

When viewing code difference, on version 12.0. The display shows the function signatures at the top of the code view.

GitLab_V12.0_with_function_signature

This functionality has been removed at some point in v13.0. No MR has been found related to this feature removal.

195970-2021-02-26_12-30

Steps to reproduce

  • Spin up a SM Gitlab instance of version 12.0
  • Create a function code block on a file in a project
  • Create a new branch
  • Modify de code block, and create merge request to master branch
  • Check the MR diff view, and see function signature at the top.
  • Repeat steps for version 13.0 and no signature is shown.

Example Project

This changed happen on previous version. We have tested on Gitlab.com and signatures are still not present. SeeMR sample We have attached images for reference

What is the current bug behavior?

No functions signatures are visible on MR diff view

What is the expected correct behavior?

Functions signatures are visible at the top of MR diff view

Relevant logs and/or screenshots

Output of checks

This bug happens on previous version. Repoducible on 13.0 of Self Managed instance

Results of GitLab environment info

Expand for output related to GitLab environment info 

(For installations with omnibus-gitlab package run and paste the output of:
`sudo gitlab-rake gitlab:env:info`)

(For installations from source run and paste the output of:
`sudo -u git -H bundle exec rake gitlab:env:info RAILS_ENV=production`)

Results of GitLab application Check

Expand for output related to the GitLab application check 
(For installations with omnibus-gitlab package run and paste the output of:
sudo gitlab-rake gitlab:check SANITIZE=true)


(For installations from source run and paste the output of:
sudo -u git -H bundle exec rake gitlab:check RAILS_ENV=production SANITIZE=true)


(we will only investigate if the tests are passing)

Possible fixes

Edited by 🤖 GitLab Bot 🤖