diff options
Diffstat (limited to 'lib/active_relation/predicates.rb')
| -rw-r--r-- | lib/active_relation/predicates.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/active_relation/predicates.rb b/lib/active_relation/predicates.rb index 55a6c852e2..54cc1fa5a0 100644 --- a/lib/active_relation/predicates.rb +++ b/lib/active_relation/predicates.rb @@ -19,6 +19,10 @@ module ActiveRelation def qualify self.class.new(attribute.qualify, operand.qualify) end + + def substitute(relation) + self.class.new(attribute.substitute(relation), operand.substitute(relation)) + end def to_sql(strategy = Sql::Predicate.new) "#{attribute.to_sql(strategy)} #{predicate_sql} #{operand.to_sql(strategy)}" |