fetch local parameters in _generic_commit_status.html.haml similar to how…

app/views/projects/generic_commit_statuses/_generic_commit_status.html.haml

+- ref = local_assigns.fetch(:ref, nil)
+- commit_sha = local_assigns.fetch(:commit_sha, nil)
+- retried = local_assigns.fetch(:retried, false)
+- pipeline_link = local_assigns.fetch(:pipeline_link, false)
+- stage = local_assigns.fetch(:stage, false)
+- coverage = local_assigns.fetch(:coverage, false)
+- runner = local_assigns.fetch(:runner, false)
+
 %tr.generic_commit_status
   %td.status
     - if can?(current_user, :read_commit_status, generic_commit_status) && generic_commit_status.target_url
@@ -12,10 +20,10 @@
     - else
       %strong ##{generic_commit_status.id}
 
-    - if defined?(retried) && retried
+    - if retried
       = icon('warning', class: 'text-warning has-tooltip', title: 'Status was retried.')
 
-  - if defined?(pipeline_link) && pipeline_link
+  - if pipeline_link
     %td
       = link_to pipeline_path(generic_commit_status.pipeline) do
         %span.pipeline-id ##{generic_commit_status.pipeline.id}
@@ -25,25 +33,25 @@
       - else
         %span.monospace API
 
-  - if defined?(commit_sha) && commit_sha
+  - if commit_sha
     %td
       = link_to generic_commit_status.short_sha, namespace_project_commit_path(generic_commit_status.project.namespace, generic_commit_status.project, generic_commit_status.sha), class: "monospace"
 
-  - if defined?(ref) && ref
+  - if ref
     %td
       - if generic_commit_status.ref
         = link_to generic_commit_status.ref, namespace_project_commits_path(generic_commit_status.project.namespace, generic_commit_status.project, generic_commit_status.ref)
       - else
         .light none
 
-  - if defined?(runner) && runner
+  - if runner
     %td
       - if generic_commit_status.try(:runner)
         = runner_link(generic_commit_status.runner)
       - else
         .light none
 
-  - if defined?(stage) && stage
+  - if stage
     %td
       = generic_commit_status.stage
 
@@ -55,7 +63,7 @@
       - generic_commit_status.tags.each do |tag|
         %span.label.label-primary
           = tag
-    - if defined?(retried) && retried
+    - if retried
       %span.label.label-warning retried
 
   %td.duration
@@ -68,7 +76,7 @@
       = icon("calendar")
       %span #{time_ago_with_tooltip(generic_commit_status.finished_at)}
 
-  - if defined?(coverage) && coverage
+  - if coverage
     %td.coverage
       - if generic_commit_status.try(:coverage)
         #{generic_commit_status.coverage}%