remove unnecessary if clause and move logic to optional partial

app/views/projects/pipelines/_info.html.haml

+- commit = local_assigns.fetch(:commit)
 
-- if @commit.present?
-  .commit-box
-    %h3.commit-title
-      = markdown(@commit.title, pipeline: :single_line)
-    - if @commit.description.present?
-      .commit-description<
-        = preserve(markdown(@commit.description, pipeline: :single_line))
+- return unless commit&.present?
 
-  .info-well
-    - if @commit.status
-      .well-segment.pipeline-info
-        .icon-container
-          = icon('clock-o')
-        = pluralize @pipeline.total_size, "job"
-        - if @pipeline.ref
-          from
-          = link_to @pipeline.ref, project_ref_path(@project, @pipeline.ref), class: "ref-name"
-        - if @pipeline.duration
-          in
-          = time_interval_in_words(@pipeline.duration)
-        - if @pipeline.queued_duration
-          = "(queued for #{time_interval_in_words(@pipeline.queued_duration)})"
+.commit-box
+  %h3.commit-title
+    = markdown(commit.title, pipeline: :single_line)
+  - if commit.description.present?
+    .commit-description<
+      = preserve(markdown(commit.description, pipeline: :single_line))
 
-    .well-segment.branch-info
-      .icon-container.commit-icon
-        = custom_icon("icon_commit")
-      = link_to @commit.short_id, project_commit_path(@project, @pipeline.sha), class: "commit-sha js-details-short"
-      = link_to("#", class: "js-details-expand d-none d-sm-none d-md-inline") do
-        %span.text-expander
-          = sprite_icon('ellipsis_h', size: 12)
-      %span.js-details-content.hide
-        = link_to @pipeline.sha, project_commit_path(@project, @pipeline.sha), class: "commit-sha commit-hash-full"
-      = clipboard_button(text: @pipeline.sha, title: "Copy commit SHA to clipboard")
+.info-well
+  - if commit.status
+    .well-segment.pipeline-info
+      .icon-container
+        = icon('clock-o')
+      = pluralize @pipeline.total_size, "job"
+      - if @pipeline.ref
+        from
+        = link_to @pipeline.ref, project_ref_path(@project, @pipeline.ref), class: "ref-name"
+      - if @pipeline.duration
+        in
+        = time_interval_in_words(@pipeline.duration)
+      - if @pipeline.queued_duration
+        = "(queued for #{time_interval_in_words(@pipeline.queued_duration)})"
 
-    = render_if_exists "projects/pipelines/info_extension", pipeline: @pipeline
+  .well-segment.branch-info
+    .icon-container.commit-icon
+      = custom_icon("icon_commit")
+    = link_to commit.short_id, project_commit_path(@project, @pipeline.sha), class: "commit-sha js-details-short"
+    = link_to("#", class: "js-details-expand d-none d-sm-none d-md-inline") do
+      %span.text-expander
+        = sprite_icon('ellipsis_h', size: 12)
+    %span.js-details-content.hide
+      = link_to @pipeline.sha, project_commit_path(@project, @pipeline.sha), class: "commit-sha commit-hash-full"
+    = clipboard_button(text: @pipeline.sha, title: "Copy commit SHA to clipboard")
+
+  = render_if_exists "projects/pipelines/info_extension", pipeline: @pipeline

app/views/projects/pipelines/show.html.haml

@@ -7,8 +7,7 @@
 
   #js-pipeline-header-vue.pipeline-header-container
 
-  - if @commit
-    = render "projects/pipelines/info"
+  = render "projects/pipelines/info", commit: @pipeline.commit
 
   = render "projects/pipelines/with_tabs", pipeline: @pipeline