From aac9da257f291ad8d2d4f914528881c240848bb2 Mon Sep 17 00:00:00 2001
From: Sean Griffin <sean@thoughtbot.com>
Date: Tue, 27 Jan 2015 09:52:54 -0700
Subject: Change the interface of `having` to match that of `where`

These two clauses have nearly identical semantics with regards to how
they would be constructed as an AST. It doesn't make sense for their
interfaces to be separate.
---
 lib/arel/nodes/select_core.rb | 10 +++++-----
 lib/arel/nodes/unary.rb       |  1 -
 2 files changed, 5 insertions(+), 6 deletions(-)

(limited to 'lib/arel/nodes')

diff --git a/lib/arel/nodes/select_core.rb b/lib/arel/nodes/select_core.rb
index 09ae420aa1..3696dd20af 100644
--- a/lib/arel/nodes/select_core.rb
+++ b/lib/arel/nodes/select_core.rb
@@ -2,7 +2,7 @@ module Arel
   module Nodes
     class SelectCore < Arel::Nodes::Node
       attr_accessor :top, :projections, :wheres, :groups, :windows
-      attr_accessor :having, :source, :set_quantifier
+      attr_accessor :havings, :source, :set_quantifier
 
       def initialize
         super()
@@ -14,7 +14,7 @@ module Arel
         @projections    = []
         @wheres         = []
         @groups         = []
-        @having         = nil
+        @havings        = []
         @windows        = []
       end
 
@@ -35,14 +35,14 @@ module Arel
         @projections = @projections.clone
         @wheres      = @wheres.clone
         @groups      = @groups.clone
-        @having      = @having.clone if @having
+        @havings     = @havings.clone
         @windows     = @windows.clone
       end
 
       def hash
         [
           @source, @top, @set_quantifier, @projections,
-          @wheres, @groups, @having, @windows
+          @wheres, @groups, @havings, @windows
         ].hash
       end
 
@@ -54,7 +54,7 @@ module Arel
           self.projections == other.projections &&
           self.wheres == other.wheres &&
           self.groups == other.groups &&
-          self.having == other.having &&
+          self.havings == other.havings &&
           self.windows == other.windows
       end
       alias :== :eql?
diff --git a/lib/arel/nodes/unary.rb b/lib/arel/nodes/unary.rb
index 3d4a4b014a..a0062ff5be 100644
--- a/lib/arel/nodes/unary.rb
+++ b/lib/arel/nodes/unary.rb
@@ -23,7 +23,6 @@ module Arel
     %w{
       Bin
       Group
-      Having
       Limit
       Not
       Offset
-- 
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