From: Thibaut Girka <thib@sitedethib.com>
Date: Mon, 10 Feb 2020 18:03:14 +0000 (+0100)
Subject: Fix ActiveRecord::Migration.check_pending! failing because of duplicate migrations
X-Git-Url: https://git.xn--scling-oua.cat.family/?a=commitdiff_plain;h=2edf317efc26f11632ea46bd9168f8c997be7180;p=mastodon.git

Fix ActiveRecord::Migration.check_pending! failing because of duplicate migrations
---

diff --git a/config/initializers/0_duplicate_migrations.rb b/config/initializers/0_duplicate_migrations.rb
index 4ab806587..194aff70c 100644
--- a/config/initializers/0_duplicate_migrations.rb
+++ b/config/initializers/0_duplicate_migrations.rb
@@ -37,4 +37,16 @@ module ActiveRecord
       super(direction, migrations, target_version)
     end
   end
+
+  class MigrationContext
+    def needs_migration?
+      # A set of duplicated migrations is considered migrated if at least one of
+      # them is migrated.
+      migrated = get_all_versions
+      migrations.group_by(&:name).each do |name, duplicates|
+        return true unless duplicates.any? { |m| migrated.include?(m.version.to_i) }
+      end
+      return false
+    end
+  end
 end