1 files changed, 21 insertions, 0 deletions
diff --git a/app/validators/same_project_association_validator.rb b/app/validators/same_project_association_validator.rb
new file mode 100644
index 00000000000..2af2a21fa9a
--- /dev/null
+++ b/app/validators/same_project_association_validator.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+# SameProjectAssociationValidator
+#
+# Custom validator to validate that the same project associated with
+# the record is also associated with the value
+#
+# Example:
+# class ZoomMeeting < ApplicationRecord
+#   belongs_to :project, optional: false
+#   belongs_to :issue, optional: false
+
+#   validates :issue, same_project_association: true
+# end
+class SameProjectAssociationValidator < ActiveModel::EachValidator
+  def validate_each(record, attribute, value)
+    return if record.project == value&.project
+
+    record.errors[attribute] << 'must associate the same project'
+  end
+end