Ensure relation is loaded before mutation [ci-skip]

kamipo · kamipo · commit d2ffa44a576f · 2024-12-18T16:26:26.000+09:00
diff --git a/activerecord/lib/active_record/errors.rb b/activerecord/lib/active_record/errors.rb
@@ -490,6 +490,7 @@ def initialize(model = nil, description = nil)
   #   end
   #
   #   relation = Task.all
+  #   relation.load
   #   relation.loaded? # => true
   #
   #   # Methods which try to mutate a loaded relation fail.

Original file line number	Diff line number	Diff line change
`@@ -490,6 +490,7 @@ def initialize(model = nil, description = nil)`
`490`	`490`	`# end`
`491`	`491`	`#`
`492`	`492`	`# relation = Task.all`
	`493`	`+ # relation.load`
`493`	`494`	`# relation.loaded? # => true`
`494`	`495`	`#`
`495`	`496`	`# # Methods which try to mutate a loaded relation fail.`