From 0e6888232a19c8c59416490d3da6079e590fab77 Mon Sep 17 00:00:00 2001 From: Carl Lerche Date: Fri, 12 Mar 2010 15:25:21 -0800 Subject: Add support for a NOT predicate --- lib/arel/algebra/attributes/attribute.rb | 4 ++++ lib/arel/algebra/predicates.rb | 1 + 2 files changed, 5 insertions(+) (limited to 'lib/arel/algebra') diff --git a/lib/arel/algebra/attributes/attribute.rb b/lib/arel/algebra/attributes/attribute.rb index 03cf44a552..b372be5e1d 100644 --- a/lib/arel/algebra/attributes/attribute.rb +++ b/lib/arel/algebra/attributes/attribute.rb @@ -86,6 +86,10 @@ module Arel Predicates::Equality.new(self, other) end + def not(other) + Predicates::Not.new(self, other) + end + def lt(other) Predicates::LessThan.new(self, other) end diff --git a/lib/arel/algebra/predicates.rb b/lib/arel/algebra/predicates.rb index 8a0b41fa18..700cd6afaa 100644 --- a/lib/arel/algebra/predicates.rb +++ b/lib/arel/algebra/predicates.rb @@ -33,6 +33,7 @@ module Arel end end + class Not < Binary; end class GreaterThanOrEqualTo < Binary; end class GreaterThan < Binary; end class LessThanOrEqualTo < Binary; end -- cgit v1.2.3