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authorAaron Patterson <aaron.patterson@gmail.com>2011-03-07 08:30:09 -0800
committerAaron Patterson <aaron.patterson@gmail.com>2011-03-07 08:30:09 -0800
commit8aa5d7a393e0bbef8cd3ae9ecf64c2358b802b5f (patch)
tree65bf0d13754591494117283ac9b8c076cd5799ea /lib/arel/math.rb
parent2644bcec7dbe3a65277b3a6a141853484171535a (diff)
parent2158d592c074813471baa8fa20044b683bb156e6 (diff)
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Merge remote branch 'stiff/master' into omg
* stiff/master: implemented support for math operations in numeric attributes
Diffstat (limited to 'lib/arel/math.rb')
-rw-r--r--lib/arel/math.rb21
1 files changed, 21 insertions, 0 deletions
diff --git a/lib/arel/math.rb b/lib/arel/math.rb
new file mode 100644
index 0000000000..551b1f1010
--- /dev/null
+++ b/lib/arel/math.rb
@@ -0,0 +1,21 @@
+module Arel
+ module Math
+
+ def *(other)
+ Arel::Nodes::Multiplication.new(self, other)
+ end
+
+ def +(other)
+ Arel::Nodes::Addition.new(self, other)
+ end
+
+ def -(other)
+ Arel::Nodes::Subtraction.new(self, other)
+ end
+
+ def /(other)
+ Arel::Nodes::Division.new(self, other)
+ end
+
+ end
+end \ No newline at end of file