Extract method to check the current phase

app/components/budgets/phases_component.html.erb

@@ -1,6 +1,6 @@
 <ul class="no-bullet budget-phases">
   <% budget.published_phases.each do |phase| %>
-    <li class="phase <%= "is-active" if phase == budget.current_phase %>">
+    <li class="phase <%= "is-active" if phase.current? %>">
       <h3><%= t("budgets.phase.#{phase.kind}") %></h3>
       <span>
         <%= l(phase.starts_at.to_date, format: :long) if phase.starts_at.present? %>

app/models/budget/phase.rb

@@ -62,6 +62,10 @@ class Budget
       in_phase_or_later?("balloting")
     end
 
+    def current?
+      budget.current_phase == self
+    end
+
     private
 
       def adjust_date_ranges

app/views/admin/budgets/_form.html.erb

@@ -60,7 +60,7 @@
           <tr id="<%= dom_id(phase) %>" class="phase">
             <td>
               <%= t("budgets.phase.#{phase.kind}") %>
-              <% if @budget.current_phase == phase %>
+              <% if phase.current? %>
                 <span class="label success"><strong><%= t("admin.budgets.edit.active") %></strong></span>
               <% end %>
             </td>

spec/system/admin/budgets_spec.rb

@@ -273,7 +273,7 @@ describe "Admin budgets", :admin do
             expect(page).to have_content("#{phase.starts_at.to_date} - #{phase.ends_at.to_date}")
             expect(page).to have_css(".budget-phase-enabled.enabled")
             expect(page).to have_link("Edit phase", href: edit_phase_link)
-            expect(page).to have_content("Active") if budget.current_phase == phase
+            expect(page).to have_content("Active") if phase.current?
           end
         end
       end