aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/lib/active_record/attribute_methods.rb
diff options
context:
space:
mode:
Diffstat (limited to 'activerecord/lib/active_record/attribute_methods.rb')
-rw-r--r--activerecord/lib/active_record/attribute_methods.rb14
1 files changed, 13 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb
index 22405c5d74..d0c51b77c2 100644
--- a/activerecord/lib/active_record/attribute_methods.rb
+++ b/activerecord/lib/active_record/attribute_methods.rb
@@ -163,8 +163,20 @@ module ActiveRecord
# person.respond_to('age?') # => true
# person.respond_to(:nothing) # => false
def respond_to?(name, include_private = false)
+ name = name.to_s
self.class.define_attribute_methods unless self.class.attribute_methods_generated?
- super
+ result = super
+
+ # If the result is false then it means this method is not supported by ActiveModel too
+ return false unless result
+
+ # If the result is true then check for the select case.
+ # For queries selecting a subset of columns, return false for unselected columns.
+ if @attributes.present? && self.class.column_names.include?(name)
+ return has_attribute?(name)
+ end
+
+ return true
end
# Returns +true+ if the given attribute is in the attributes hash, otherwise +false+.