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-rw-r--r--activesupport/lib/active_support/lazy_load_hooks.rb6
-rw-r--r--activesupport/test/lazy_load_hooks_test.rb49
2 files changed, 54 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/lazy_load_hooks.rb b/activesupport/lib/active_support/lazy_load_hooks.rb
index dc8080c469..97fe8a06c1 100644
--- a/activesupport/lib/active_support/lazy_load_hooks.rb
+++ b/activesupport/lib/active_support/lazy_load_hooks.rb
@@ -68,7 +68,11 @@ module ActiveSupport
if options[:yield]
block.call(base)
else
- base.instance_eval(&block)
+ if base.is_a?(Class) || base.is_a?(Module)
+ base.class_eval(&block)
+ else
+ base.instance_eval(&block)
+ end
end
end
end
diff --git a/activesupport/test/lazy_load_hooks_test.rb b/activesupport/test/lazy_load_hooks_test.rb
index 721d44d0c1..50a703e49f 100644
--- a/activesupport/test/lazy_load_hooks_test.rb
+++ b/activesupport/test/lazy_load_hooks_test.rb
@@ -1,6 +1,7 @@
# frozen_string_literal: true
require "abstract_unit"
+require "active_support/core_ext/module/remove_method"
class LazyLoadHooksTest < ActiveSupport::TestCase
def test_basic_hook
@@ -125,6 +126,54 @@ class LazyLoadHooksTest < ActiveSupport::TestCase
assert_equal 7, i
end
+ def test_hook_uses_class_eval_when_base_is_a_class
+ ActiveSupport.on_load(:uses_class_eval) do
+ def first_wrestler
+ "John Cena"
+ end
+ end
+
+ ActiveSupport.run_load_hooks(:uses_class_eval, FakeContext)
+ assert_equal "John Cena", FakeContext.new(0).first_wrestler
+ ensure
+ FakeContext.remove_possible_method(:first_wrestler)
+ end
+
+ def test_hook_uses_class_eval_when_base_is_a_module
+ mod = Module.new
+ ActiveSupport.on_load(:uses_class_eval2) do
+ def last_wrestler
+ "Dwayne Johnson"
+ end
+ end
+ ActiveSupport.run_load_hooks(:uses_class_eval2, mod)
+
+ klass = Class.new do
+ include mod
+ end
+
+ assert_equal "Dwayne Johnson", klass.new.last_wrestler
+ end
+
+ def test_hook_uses_instance_eval_when_base_is_an_instance
+ ActiveSupport.on_load(:uses_instance_eval) do
+ def second_wrestler
+ "Hulk Hogan"
+ end
+ end
+
+ context = FakeContext.new(1)
+ ActiveSupport.run_load_hooks(:uses_instance_eval, context)
+
+ assert_raises NoMethodError do
+ FakeContext.new(2).second_wrestler
+ end
+ assert_raises NoMethodError do
+ FakeContext.second_wrestler
+ end
+ assert_equal "Hulk Hogan", context.second_wrestler
+ end
+
private
def incr_amt