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enhanced comments for foreign_key_present? method

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Neeraj Singh
Neeraj Singh committed May 23, 2013
1 parent 54ce21e commit 14f70dfae144f917f099266082cc7a7c9dd065e4
Showing with 4 additions and 3 deletions.
  1. +4 −3 activerecord/lib/active_record/associations/association.rb
@@ -200,13 +200,14 @@ def set_owner_attributes(record)
creation_attributes.each { |key, value| record[key] = value }
end
- # Should be true if there is a foreign key present on the owner which
+ # Returns true if there is a foreign key present on the owner which
# references the target. This is used to determine whether we can load
# the target if the owner is currently a new record (and therefore
- # without a key).
+ # without a key). If the owner is a new record then foreign_key must
+ # be present in order to load target.
#
# Currently implemented by belongs_to (vanilla and polymorphic) and
- # has_one/has_many :through associations which go through a belongs_to
+ # has_one/has_many :through associations which go through a belongs_to.
def foreign_key_present?
false
end

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