From d144b8d5af11c819b8f70a97006998bf89ee926c Mon Sep 17 00:00:00 2001
From: Ernie Miller <ernie@metautonomo.us>
Date: Fri, 14 May 2010 10:49:42 -0400
Subject: No longer define predications using metaprogramming.

---
 lib/arel/algebra/attributes/attribute.rb | 152 +++++++++++++++++++++++--------
 1 file changed, 116 insertions(+), 36 deletions(-)

(limited to 'lib')

diff --git a/lib/arel/algebra/attributes/attribute.rb b/lib/arel/algebra/attributes/attribute.rb
index 64ea93d227..30e26f7584 100644
--- a/lib/arel/algebra/attributes/attribute.rb
+++ b/lib/arel/algebra/attributes/attribute.rb
@@ -82,44 +82,124 @@ module Arel
     include Congruence
 
     module Predications
-      methods = {
-        :eq => "Equality",
-        :not_eq => "Inequality",
-        :lt => "LessThan",
-        :lteq => "LessThanOrEqualTo",
-        :gt => "GreaterThan",
-        :gteq => "GreaterThanOrEqualTo",
-        :matches => "Match",
-        :not_matches => "NotMatch",
-        :in => "In",
-        :not_in => "NotIn"
-      }
-      
-      def self.predication(name, klass)
-        methods = {
-          :operator => "
-            def #{name}(other)
-              Predicates::#{klass}.new(self, other)
-            end
-          ",
-          :any => "
-            def #{name}_any(*others)
-              Predicates::Any.build(Predicates::#{klass}, self, *others)
-            end
-          ",
-          :all => "
-            def #{name}_all(*others)
-              Predicates::All.build(Predicates::#{klass}, self, *others)
-            end
-          "
-        }
-        [:operator, :any, :all].each do |method_name|
-          module_eval methods[method_name], __FILE__, __LINE__
-        end
+      def eq(other)
+        Predicates::Equality.new(self, other)
+      end
+      
+      def eq_any(*others)
+        Predicates::Any.build(Predicates::Equality, self, *others)
+      end
+      
+      def eq_all(*others)
+        Predicates::All.build(Predicates::Equality, self, *others)
+      end
+      
+      def not_eq(other)
+        Predicates::Inequality.new(self, other)
+      end
+      
+      def not_eq_any(*others)
+        Predicates::Any.build(Predicates::Inequality, self, *others)
+      end
+      
+      def not_eq_all(*others)
+        Predicates::All.build(Predicates::Inequality, self, *others)
+      end
+      
+      def lt(other)
+        Predicates::LessThan.new(self, other)
+      end
+      
+      def lt_any(*others)
+        Predicates::Any.build(Predicates::LessThan, self, *others)
+      end
+      
+      def lt_all(*others)
+        Predicates::All.build(Predicates::LessThan, self, *others)
+      end
+      
+      def lteq(other)
+        Predicates::LessThanOrEqualTo.new(self, other)
+      end
+      
+      def lteq_any(*others)
+        Predicates::Any.build(Predicates::LessThanOrEqualTo, self, *others)
+      end
+      
+      def lteq_all(*others)
+        Predicates::All.build(Predicates::LessThanOrEqualTo, self, *others)
+      end
+      
+      def gt(other)
+        Predicates::GreaterThan.new(self, other)
+      end
+      
+      def gt_any(*others)
+        Predicates::Any.build(Predicates::GreaterThan, self, *others)
+      end
+      
+      def gt_all(*others)
+        Predicates::All.build(Predicates::GreaterThan, self, *others)
+      end
+      
+      def gteq(other)
+        Predicates::GreaterThanOrEqualTo.new(self, other)
+      end
+      
+      def gteq_any(*others)
+        Predicates::Any.build(Predicates::GreaterThanOrEqualTo, self, *others)
+      end
+      
+      def gteq_all(*others)
+        Predicates::All.build(Predicates::GreaterThanOrEqualTo, self, *others)
+      end
+      
+      def matches(other)
+        Predicates::Match.new(self, other)
+      end
+      
+      def matches_any(*others)
+        Predicates::Any.build(Predicates::Match, self, *others)
+      end
+      
+      def matches_all(*others)
+        Predicates::All.build(Predicates::Match, self, *others)
+      end
+      
+      def not_matches(other)
+        Predicates::NotMatch.new(self, other)
+      end
+      
+      def not_matches_any(*others)
+        Predicates::Any.build(Predicates::NotMatch, self, *others)
+      end
+      
+      def not_matches_all(*others)
+        Predicates::All.build(Predicates::NotMatch, self, *others)
+      end
+      
+      def in(other)
+        Predicates::In.new(self, other)
+      end
+      
+      def in_any(*others)
+        Predicates::Any.build(Predicates::In, self, *others)
+      end
+      
+      def in_all(*others)
+        Predicates::All.build(Predicates::In, self, *others)
+      end
+      
+      def not_in(other)
+        Predicates::NotIn.new(self, other)
+      end
+      
+      def not_in_any(*others)
+        Predicates::Any.build(Predicates::NotIn, self, *others)
       end
       
-      methods.each_pair do |method_name, class_name|
-        predication(method_name, class_name)
+      def not_in_all(*others)
+        Predicates::All.build(Predicates::NotIn, self, *others)
       end
     end
     include Predications
-- 
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