diff options
| -rw-r--r-- | activerecord/CHANGELOG.md | 4 | ||||
| -rw-r--r-- | activerecord/lib/active_record/scoping/named.rb | 4 | ||||
| -rw-r--r-- | activerecord/test/cases/scoping/named_scoping_test.rb | 7 |
3 files changed, 15 insertions, 0 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index cab413d4c3..79dc390f0a 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,7 @@ +* Raise `ArgumentError` when the body of a scope is not callable. + + *Mauro George* + * Use type column first in multi-column indexes created with `add-reference`. *Derek Prior* diff --git a/activerecord/lib/active_record/scoping/named.rb b/activerecord/lib/active_record/scoping/named.rb index 49cadb66d0..ec1edf0e01 100644 --- a/activerecord/lib/active_record/scoping/named.rb +++ b/activerecord/lib/active_record/scoping/named.rb @@ -139,6 +139,10 @@ module ActiveRecord # Article.published.featured.latest_article # Article.featured.titles def scope(name, body, &block) + unless body.respond_to?:call + raise ArgumentError, 'The scope body needs to be callable.' + end + if dangerous_class_method?(name) raise ArgumentError, "You tried to define a scope named \"#{name}\" " \ "on the model \"#{self.name}\", but Active Record already defined " \ diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index d3546bd471..c2816c3670 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -132,6 +132,13 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal Post.ranked_by_comments.limit_by(5), Post.top(5) end + def test_scopes_body_is_a_callable + e = assert_raises ArgumentError do + Class.new(Post).class_eval { scope :containing_the_letter_z, where("body LIKE '%z%'") } + end + assert_equal "The scope body needs to be callable.", e.message + end + def test_active_records_have_scope_named__all__ assert !Topic.all.empty? |