Whitespace

46 files changed, 150 insertions, 150 deletions

diff --git a/spec/arel/algebra/unit/predicates/binary_spec.rb b/spec/arel/algebra/unit/predicates/binary_spec.rb
index 9022a543d1..14fd7ab21b 100644
--- a/spec/arel/algebra/unit/predicates/binary_spec.rb
+++ b/spec/arel/algebra/unit/predicates/binary_spec.rb
@@ -9,19 +9,19 @@ module Arel
       class ConcreteBinary < Binary
       end
     end
-  
+
     describe '#bind' do
       before do
         @another_relation = @relation.alias
       end
-      
+
       describe 'when both operands are attributes' do
         it "manufactures an expression with the attributes bound to the relation" do
           ConcreteBinary.new(@attribute1, @attribute2).bind(@another_relation). \
             should == ConcreteBinary.new(@another_relation[@attribute1], @another_relation[@attribute2])
         end
       end
-      
+
       describe 'when an operand is a value' do
         it "manufactures an expression with unmodified values" do
           ConcreteBinary.new(@attribute1, "asdf").bind(@another_relation). \
@@ -30,4 +30,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/predicates/equality_spec.rb b/spec/arel/algebra/unit/predicates/equality_spec.rb
index 9a56ed5eaf..af91f8b51b 100644
--- a/spec/arel/algebra/unit/predicates/equality_spec.rb
+++ b/spec/arel/algebra/unit/predicates/equality_spec.rb
@@ -8,20 +8,20 @@ module Arel
       @attribute1 = @relation1[:id]
       @attribute2 = @relation2[:user_id]
     end
-  
-    describe '==' do 
+
+    describe '==' do
       it "obtains if attribute1 and attribute2 are identical" do
         Equality.new(@attribute1, @attribute2).should == Equality.new(@attribute1, @attribute2)
         Equality.new(@attribute1, @attribute2).should_not == Equality.new(@attribute1, @attribute1)
       end
-    
+
       it "obtains if the concrete type of the predicates are identical" do
         Equality.new(@attribute1, @attribute2).should_not == Binary.new(@attribute1, @attribute2)
       end
-    
+
       it "is commutative on the attributes" do
         Equality.new(@attribute1, @attribute2).should == Equality.new(@attribute2, @attribute1)
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/predicates/in_spec.rb b/spec/arel/algebra/unit/predicates/in_spec.rb
index 91c154763c..a8a15ce4e3 100644
--- a/spec/arel/algebra/unit/predicates/in_spec.rb
+++ b/spec/arel/algebra/unit/predicates/in_spec.rb
@@ -7,4 +7,4 @@ module Arel
       @attribute = @relation[:id]
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/primitives/attribute_spec.rb b/spec/arel/algebra/unit/primitives/attribute_spec.rb
index dcac5abf65..89e338e377 100644
--- a/spec/arel/algebra/unit/primitives/attribute_spec.rb
+++ b/spec/arel/algebra/unit/primitives/attribute_spec.rb
@@ -6,32 +6,32 @@ module Arel
       @relation = Table.new(:users)
       @attribute = @relation[:id]
     end
-  
+
     describe Attribute::Transformations do
       describe '#as' do
         it "manufactures an aliased attributed" do
           @attribute.as(:alias).should == Attribute.new(@relation, @attribute.name, :alias => :alias, :ancestor => @attribute)
         end
       end
-    
+
       describe '#bind' do
         it "manufactures an attribute with the relation bound and self as an ancestor" do
           derived_relation = @relation.where(@relation[:id].eq(1))
           @attribute.bind(derived_relation).should == Attribute.new(derived_relation, @attribute.name, :ancestor => @attribute)
         end
-        
+
         it "returns self if the substituting to the same relation" do
           @attribute.bind(@relation).should == @attribute
         end
       end
-    
+
       describe '#to_attribute' do
         describe 'when the given relation is the same as the attributes relation' do
           it "returns self" do
             @attribute.to_attribute(@relation).should == @attribute
           end
         end
-        
+
         describe 'when the given relation differs from the attributes relation' do
           it 'binds to the new relation' do
             @attribute.to_attribute(new_relation = @relation.alias).should == @attribute.bind(new_relation)
@@ -39,32 +39,32 @@ module Arel
         end
       end
     end
-    
+
     describe '#column' do
       it "returns the corresponding column in the relation" do
         @attribute.column.should == @relation.column_for(@attribute)
       end
     end
-    
+
     describe '#engine' do
       it "delegates to its relation" do
         Attribute.new(@relation, :id).engine.should == @relation.engine
       end
     end
-    
+
     describe Attribute::Congruence do
       describe '/' do
         before do
           @aliased_relation = @relation.alias
           @doubly_aliased_relation = @aliased_relation.alias
         end
-        
+
         describe 'when dividing two unrelated attributes' do
           it "returns 0.0" do
             (@relation[:id] / @relation[:name]).should == 0.0
           end
         end
-        
+
         describe 'when dividing two matching attributes' do
           it 'returns a the highest score for the most similar attributes' do
             (@aliased_relation[:id] / @relation[:id]) \
@@ -75,98 +75,98 @@ module Arel
         end
       end
     end
-  
+
     describe Attribute::Predications do
       before do
         @attribute = Attribute.new(@relation, :name)
       end
-    
+
       describe '#eq' do
         it "manufactures an equality predicate" do
           @attribute.eq('name').should == Equality.new(@attribute, 'name')
         end
       end
-    
+
       describe '#lt' do
         it "manufactures a less-than predicate" do
           @attribute.lt(10).should == LessThan.new(@attribute, 10)
         end
       end
-    
+
       describe '#lteq' do
         it "manufactures a less-than or equal-to predicate" do
           @attribute.lteq(10).should == LessThanOrEqualTo.new(@attribute, 10)
         end
       end
-    
+
       describe '#gt' do
         it "manufactures a greater-than predicate" do
           @attribute.gt(10).should == GreaterThan.new(@attribute, 10)
         end
       end
-    
+
       describe '#gteq' do
         it "manufactures a greater-than or equal-to predicate" do
           @attribute.gteq(10).should == GreaterThanOrEqualTo.new(@attribute, 10)
         end
       end
-    
+
       describe '#matches' do
         it "manufactures a match predicate" do
           @attribute.matches(/.*/).should == Match.new(@attribute, /.*/)
         end
       end
-      
+
       describe '#in' do
         it "manufactures an in predicate" do
           @attribute.in(1..30).should == In.new(@attribute, (1..30))
         end
       end
     end
-  
+
     describe Attribute::Expressions do
       before do
-        @attribute = Attribute.new(@relation, :name)    
+        @attribute = Attribute.new(@relation, :name)
       end
-    
+
       describe '#count' do
         it "manufactures a count Expression" do
           @attribute.count.should == Count.new(@attribute)
         end
       end
-    
+
       describe '#sum' do
         it "manufactures a sum Expression" do
           @attribute.sum.should == Sum.new(@attribute)
         end
       end
-    
+
       describe '#maximum' do
         it "manufactures a maximum Expression" do
           @attribute.maximum.should == Maximum.new(@attribute)
         end
       end
-    
+
       describe '#minimum' do
         it "manufactures a minimum Expression" do
           @attribute.minimum.should == Minimum.new(@attribute)
         end
       end
-    
+
       describe '#average' do
         it "manufactures an average Expression" do
           @attribute.average.should == Average.new(@attribute)
         end
-      end 
+      end
     end
-    
+
     describe Attribute::Orderings do
       describe '#asc' do
         it 'manufactures an ascending ordering' do
           pending
         end
       end
-      
+
       describe '#desc' do
         it 'manufactures a descending ordering' do
           pending
@@ -174,4 +174,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/primitives/expression_spec.rb b/spec/arel/algebra/unit/primitives/expression_spec.rb
index dfd2100048..82d12d53f9 100644
--- a/spec/arel/algebra/unit/primitives/expression_spec.rb
+++ b/spec/arel/algebra/unit/primitives/expression_spec.rb
@@ -6,29 +6,29 @@ module Arel
       @relation = Table.new(:users)
       @attribute = @relation[:id]
     end
-    
+
     describe Expression::Transformations do
       before do
         @expression = Count.new(@attribute)
       end
-      
+
       describe '#bind' do
         it "manufactures an attribute with a rebound relation and self as the ancestor" do
           derived_relation = @relation.where(@relation[:id].eq(1))
           @expression.bind(derived_relation).should == Count.new(@attribute.bind(derived_relation), nil, @expression)
         end
-        
+
         it "returns self if the substituting to the same relation" do
           @expression.bind(@relation).should == @expression
         end
       end
-      
+
       describe '#as' do
         it "manufactures an aliased expression" do
           @expression.as(:alias).should == Expression.new(@attribute, :alias, @expression)
         end
       end
-      
+
       describe '#to_attribute' do
         it "manufactures an attribute with the expression as an ancestor" do
           @expression.to_attribute(@relation).should == Attribute.new(@relation, @expression.alias, :ancestor => @expression)
@@ -36,4 +36,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/primitives/value_spec.rb b/spec/arel/algebra/unit/primitives/value_spec.rb
index 8774ca78c5..45208e6c5d 100644
--- a/spec/arel/algebra/unit/primitives/value_spec.rb
+++ b/spec/arel/algebra/unit/primitives/value_spec.rb
@@ -12,4 +12,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/alias_spec.rb b/spec/arel/algebra/unit/relations/alias_spec.rb
index c87a0ca2dd..a5d716a638 100644
--- a/spec/arel/algebra/unit/relations/alias_spec.rb
+++ b/spec/arel/algebra/unit/relations/alias_spec.rb
@@ -5,7 +5,7 @@ module Arel
     before do
       @relation = Table.new(:users)
     end
-    
+
     describe '==' do
       it "obtains if the objects are the same" do
         Alias.new(@relation).should_not == Alias.new(@relation)
@@ -13,4 +13,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/delete_spec.rb b/spec/arel/algebra/unit/relations/delete_spec.rb
index 075e59e724..7578e12a3e 100644
--- a/spec/arel/algebra/unit/relations/delete_spec.rb
+++ b/spec/arel/algebra/unit/relations/delete_spec.rb
@@ -6,4 +6,4 @@ module Arel
       @relation = Table.new(:users)
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/group_spec.rb b/spec/arel/algebra/unit/relations/group_spec.rb
index 050de2993d..58f9252356 100644
--- a/spec/arel/algebra/unit/relations/group_spec.rb
+++ b/spec/arel/algebra/unit/relations/group_spec.rb
@@ -7,4 +7,4 @@ module Arel
       @attribute = @relation[:id]
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/insert_spec.rb b/spec/arel/algebra/unit/relations/insert_spec.rb
index 184cd2a926..feb1a5eae4 100644
--- a/spec/arel/algebra/unit/relations/insert_spec.rb
+++ b/spec/arel/algebra/unit/relations/insert_spec.rb
@@ -6,4 +6,4 @@ module Arel
       @relation = Table.new(:users)
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/join_spec.rb b/spec/arel/algebra/unit/relations/join_spec.rb
index 5b512cc7f6..f5a8bd32aa 100644
--- a/spec/arel/algebra/unit/relations/join_spec.rb
+++ b/spec/arel/algebra/unit/relations/join_spec.rb
@@ -7,14 +7,14 @@ module Arel
       @relation2 = Table.new(:photos)
       @predicate = @relation1[:id].eq(@relation2[:user_id])
     end
-    
+
     describe 'hashing' do
       it 'implements hash equality' do
         InnerJoin.new(@relation1, @relation2, @predicate) \
           .should hash_the_same_as(InnerJoin.new(@relation1, @relation2, @predicate))
       end
     end
-    
+
     describe '#attributes' do
       it 'combines the attributes of the two relations' do
         join = InnerJoin.new(@relation1, @relation2, @predicate)
@@ -23,4 +23,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/order_spec.rb b/spec/arel/algebra/unit/relations/order_spec.rb
index 0e1b1a0e54..4f163894c8 100644
--- a/spec/arel/algebra/unit/relations/order_spec.rb
+++ b/spec/arel/algebra/unit/relations/order_spec.rb
@@ -8,4 +8,4 @@ module Arel
     end
   end
 end
-  
\ No newline at end of file
+
diff --git a/spec/arel/algebra/unit/relations/project_spec.rb b/spec/arel/algebra/unit/relations/project_spec.rb
index b71acf5e91..9f4358ea54 100644
--- a/spec/arel/algebra/unit/relations/project_spec.rb
+++ b/spec/arel/algebra/unit/relations/project_spec.rb
@@ -6,24 +6,24 @@ module Arel
       @relation = Table.new(:users)
       @attribute = @relation[:id]
     end
-    
+
     describe '#attributes' do
       before do
         @projection = Project.new(@relation, @attribute)
       end
-      
+
       it "manufactures attributes associated with the projection relation" do
         @projection.attributes.should == [@attribute].collect { |a| a.bind(@projection) }
       end
     end
-    
+
     describe '#externalizable?' do
       describe 'when the projections are attributes' do
         it 'returns false' do
           Project.new(@relation, @attribute).should_not be_externalizable
         end
       end
-      
+
       describe 'when the projections include an aggregation' do
         it "obtains" do
           Project.new(@relation, @attribute.sum).should be_externalizable
@@ -31,4 +31,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/relation_spec.rb b/spec/arel/algebra/unit/relations/relation_spec.rb
index 9707f2887c..adf82847ac 100644
--- a/spec/arel/algebra/unit/relations/relation_spec.rb
+++ b/spec/arel/algebra/unit/relations/relation_spec.rb
@@ -7,14 +7,14 @@ module Arel
       @attribute1 = @relation[:id]
       @attribute2 = @relation[:name]
     end
-  
+
     describe '[]' do
       describe 'when given an', Attribute do
         it "return the attribute congruent to the provided attribute" do
           @relation[@attribute1].should == @attribute1
         end
       end
-      
+
       describe 'when given a', Symbol, String do
         it "returns the attribute with the same name, if it exists" do
           @relation[:id].should == @attribute1
@@ -23,13 +23,13 @@ module Arel
         end
       end
     end
-      
+
     describe Relation::Operable do
       describe 'joins' do
         before do
           @predicate = @relation[:id].eq(@relation[:id])
         end
-      
+
         describe '#join' do
           describe 'when given a relation' do
             it "manufactures an inner join operation between those two relations" do
@@ -37,13 +37,13 @@ module Arel
                 should == InnerJoin.new(@relation, @relation, @predicate)
             end
           end
-          
+
           describe "when given a string" do
             it "manufactures a join operation with the string passed through" do
-              @relation.join(arbitrary_string = "ASDF").should == StringJoin.new(@relation, arbitrary_string) 
+              @relation.join(arbitrary_string = "ASDF").should == StringJoin.new(@relation, arbitrary_string)
             end
           end
-          
+
           describe "when given something blank" do
             it "returns self" do
               @relation.join.should == @relation
@@ -64,7 +64,7 @@ module Arel
           @relation.project(@attribute1, @attribute2). \
             should == Project.new(@relation, @attribute1, @attribute2)
         end
-        
+
         describe "when given blank attributes" do
           it "returns self" do
             @relation.project.should == @relation
@@ -97,36 +97,36 @@ module Arel
           end
         end
       end
-  
+
       describe '#order' do
         it "manufactures an order relation" do
           @relation.order(@attribute1, @attribute2).should == Order.new(@relation, @attribute1, @attribute2)
         end
-        
+
         describe 'when given a blank ordering' do
           it 'returns self' do
             @relation.order.should == @relation
           end
         end
       end
-      
+
       describe '#take' do
         it "manufactures a take relation" do
           @relation.take(5).should == Take.new(@relation, 5)
         end
-        
+
         describe 'when given a blank number of items' do
           it 'returns self' do
             @relation.take.should == @relation
           end
         end
       end
-      
+
       describe '#skip' do
         it "manufactures a skip relation" do
           @relation.skip(4).should == Skip.new(@relation, 4)
         end
-        
+
         describe 'when given a blank number of items' do
           it 'returns self' do
             @relation.skip.should == @relation
@@ -138,14 +138,14 @@ module Arel
         it 'manufactures a group relation' do
           @relation.group(@attribute1, @attribute2).should == Group.new(@relation, @attribute1, @attribute2)
         end
-        
+
         describe 'when given blank groupings' do
           it 'returns self' do
             @relation.group.should == @relation
           end
         end
       end
-      
+
       describe Relation::Operable::Writable do
         describe '#delete' do
           it 'manufactures a deletion relation' do
@@ -177,7 +177,7 @@ module Arel
         end
       end
     end
-      
+
     describe Relation::Enumerable do
       it "implements enumerable" do
         @relation.collect.should == @relation.session.read(@relation).collect
@@ -185,4 +185,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/skip_spec.rb b/spec/arel/algebra/unit/relations/skip_spec.rb
index ff57e03d1c..a41913436e 100644
--- a/spec/arel/algebra/unit/relations/skip_spec.rb
+++ b/spec/arel/algebra/unit/relations/skip_spec.rb
@@ -7,4 +7,4 @@ module Arel
       @skipped = 4
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/table_spec.rb b/spec/arel/algebra/unit/relations/table_spec.rb
index 4821d92299..dfe457043c 100644
--- a/spec/arel/algebra/unit/relations/table_spec.rb
+++ b/spec/arel/algebra/unit/relations/table_spec.rb
@@ -5,7 +5,7 @@ module Arel
     before do
       @relation = Table.new(:users)
     end
-  
+
     describe '[]' do
       describe 'when given a', Symbol do
         it "manufactures an attribute if the symbol names an attribute within the relation" do
@@ -18,22 +18,22 @@ module Arel
         it "returns the attribute if the attribute is within the relation" do
           @relation[@relation[:id]].should == @relation[:id]
         end
-        
+
         it "returns nil if the attribtue is not within the relation" do
           another_relation = Table.new(:photos)
           @relation[another_relation[:id]].should be_nil
         end
       end
-      
+
       describe 'when given an', Expression do
         before do
           @expression = @relation[:id].count
         end
-        
+
         it "returns the Expression if the Expression is within the relation" do
           @relation[@expression].should be_nil
         end
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/take_spec.rb b/spec/arel/algebra/unit/relations/take_spec.rb
index 6f8b4fd36e..2bc17db5a1 100644
--- a/spec/arel/algebra/unit/relations/take_spec.rb
+++ b/spec/arel/algebra/unit/relations/take_spec.rb
@@ -7,4 +7,4 @@ module Arel
       @taken = 4
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/update_spec.rb b/spec/arel/algebra/unit/relations/update_spec.rb
index c27afb48b2..e9642ffc99 100644
--- a/spec/arel/algebra/unit/relations/update_spec.rb
+++ b/spec/arel/algebra/unit/relations/update_spec.rb
@@ -6,4 +6,4 @@ module Arel
       @relation = Table.new(:users)
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/relations/where_spec.rb b/spec/arel/algebra/unit/relations/where_spec.rb
index 3f37b53138..6c3074a3a5 100644
--- a/spec/arel/algebra/unit/relations/where_spec.rb
+++ b/spec/arel/algebra/unit/relations/where_spec.rb
@@ -6,13 +6,13 @@ module Arel
       @relation = Table.new(:users)
       @predicate = @relation[:id].eq(1)
     end
-  
+
     describe '#initialize' do
       it "manufactures nested where relations if multiple predicates are provided" do
-        another_predicate = @relation[:name].lt(2)        
+        another_predicate = @relation[:name].lt(2)
         Where.new(@relation, @predicate, another_predicate). \
           should == Where.new(Where.new(@relation, another_predicate), @predicate)
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/algebra/unit/session/session_spec.rb b/spec/arel/algebra/unit/session/session_spec.rb
index e17b5d638a..ca0a43f278 100644
--- a/spec/arel/algebra/unit/session/session_spec.rb
+++ b/spec/arel/algebra/unit/session/session_spec.rb
@@ -6,7 +6,7 @@ module Arel
       @relation = Table.new(:users)
       @session = Session.new
     end
-    
+
     describe '::start' do
       describe '::instance' do
         it "it is a singleton within the started session" do
@@ -23,13 +23,13 @@ module Arel
             end
           end
         end
-      
+
         it "manufactures new sessions outside of the started session" do
           Session.new.should_not == Session.new
         end
       end
     end
-    
+
     describe Session::CRUD do
       before do
         @insert = Insert.new(@relation, @relation[:name] => 'nick')
@@ -37,34 +37,34 @@ module Arel
         @delete = Deletion.new(@relation)
         @read = @relation
       end
-      
+
       describe '#create' do
         it "executes an insertion on the connection" do
           mock(@insert).call
           @session.create(@insert)
         end
       end
-      
+
       describe '#read' do
         it "executes an selection on the connection" do
           mock(@read).call
           @session.read(@read)
         end
-        
+
         it "is memoized" do
           mock(@read).call.once
           @session.read(@read)
           @session.read(@read)
         end
       end
-      
+
       describe '#update' do
         it "executes an update on the connection" do
           mock(@update).call
           @session.update(@update)
         end
       end
-      
+
       describe '#delete' do
         it "executes a delete on the connection" do
           mock(@delete).call
@@ -72,13 +72,13 @@ module Arel
         end
       end
     end
-    
+
     describe 'Transactions' do
       describe '#begin' do
       end
-    
+
       describe '#end' do
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/integration/joins/cross_engine_spec.rb b/spec/arel/engines/memory/integration/joins/cross_engine_spec.rb
index 4862300052..bffecc9182 100644
--- a/spec/arel/engines/memory/integration/joins/cross_engine_spec.rb
+++ b/spec/arel/engines/memory/integration/joins/cross_engine_spec.rb
@@ -45,4 +45,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/array_spec.rb b/spec/arel/engines/memory/unit/relations/array_spec.rb
index 4fe24c77fa..dd9da41569 100644
--- a/spec/arel/engines/memory/unit/relations/array_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/array_spec.rb
@@ -29,4 +29,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/insert_spec.rb b/spec/arel/engines/memory/unit/relations/insert_spec.rb
index 4b5e8833a0..59e43328a3 100644
--- a/spec/arel/engines/memory/unit/relations/insert_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/insert_spec.rb
@@ -9,7 +9,7 @@ module Arel
         [3, 'goose']
       ], [:id, :name])
     end
-    
+
     describe '#call' do
       it "manufactures an array of hashes of attributes to values" do
         @relation                                                         \
@@ -25,4 +25,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/join_spec.rb b/spec/arel/engines/memory/unit/relations/join_spec.rb
index 920cc55d0a..df08fd4a96 100644
--- a/spec/arel/engines/memory/unit/relations/join_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/join_spec.rb
@@ -11,7 +11,7 @@ module Arel
       @relation2 = @relation1.alias
       @relation3 = @relation1.alias
     end
-    
+
     describe InnerJoin do
       describe '#call' do
         it 'combines the two tables where the predicate obtains' do
@@ -29,4 +29,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/order_spec.rb b/spec/arel/engines/memory/unit/relations/order_spec.rb
index 3ecb31068b..1e9690bbbf 100644
--- a/spec/arel/engines/memory/unit/relations/order_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/order_spec.rb
@@ -9,7 +9,7 @@ module Arel
         [3, 'goose']
       ], [:id, :name])
     end
-    
+
     describe '#call' do
       it 'sorts the relation with the provided ordering' do
         @relation                     \
@@ -24,4 +24,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/project_spec.rb b/spec/arel/engines/memory/unit/relations/project_spec.rb
index 1d1224cfdc..1690910026 100644
--- a/spec/arel/engines/memory/unit/relations/project_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/project_spec.rb
@@ -9,7 +9,7 @@ module Arel
         [3, 'goose']
       ], [:id, :name])
     end
-    
+
     describe '#call' do
       it 'retains only the attributes that are provided' do
         @relation                   \
@@ -24,4 +24,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/skip_spec.rb b/spec/arel/engines/memory/unit/relations/skip_spec.rb
index 86db45ef61..3411c5493b 100644
--- a/spec/arel/engines/memory/unit/relations/skip_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/skip_spec.rb
@@ -9,7 +9,7 @@ module Arel
         [3, 'goose']
       ], [:id, :name])
     end
-    
+
     describe '#call' do
       it 'removes the first n rows' do
         @relation   \
@@ -23,4 +23,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/take_spec.rb b/spec/arel/engines/memory/unit/relations/take_spec.rb
index 8b774987e0..5e7c4fb462 100644
--- a/spec/arel/engines/memory/unit/relations/take_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/take_spec.rb
@@ -9,7 +9,7 @@ module Arel
         [3, 'goose']
       ], [:id, :name])
     end
-    
+
     describe '#call' do
       it 'removes the rows after the first n' do
         @relation   \
@@ -23,4 +23,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/memory/unit/relations/where_spec.rb b/spec/arel/engines/memory/unit/relations/where_spec.rb
index d75ee5dcbe..1d2c2eb39c 100644
--- a/spec/arel/engines/memory/unit/relations/where_spec.rb
+++ b/spec/arel/engines/memory/unit/relations/where_spec.rb
@@ -9,7 +9,7 @@ module Arel
         [3, 'goose']
       ], [:id, :name])
     end
-    
+
     describe '#call' do
       it 'filters the relation with the provided predicate' do
         @relation                       \
@@ -21,7 +21,7 @@ module Arel
           ]
         end
       end
-      
+
       describe 'when filtering a where relation' do
         it 'further filters the already-filtered relation with the provided predicate' do
           @relation                       \
@@ -36,4 +36,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/predicates/binary_spec.rb b/spec/arel/engines/sql/unit/predicates/binary_spec.rb
index 679147067e..befd2878d9 100644
--- a/spec/arel/engines/sql/unit/predicates/binary_spec.rb
+++ b/spec/arel/engines/sql/unit/predicates/binary_spec.rb
@@ -102,4 +102,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/predicates/equality_spec.rb b/spec/arel/engines/sql/unit/predicates/equality_spec.rb
index e8c8c42675..688a6a20be 100644
--- a/spec/arel/engines/sql/unit/predicates/equality_spec.rb
+++ b/spec/arel/engines/sql/unit/predicates/equality_spec.rb
@@ -43,4 +43,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/predicates/in_spec.rb b/spec/arel/engines/sql/unit/predicates/in_spec.rb
index d977937e4e..d3e75cfb84 100644
--- a/spec/arel/engines/sql/unit/predicates/in_spec.rb
+++ b/spec/arel/engines/sql/unit/predicates/in_spec.rb
@@ -83,4 +83,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/primitives/attribute_spec.rb b/spec/arel/engines/sql/unit/primitives/attribute_spec.rb
index e71ab949f1..6cb72f3c19 100644
--- a/spec/arel/engines/sql/unit/primitives/attribute_spec.rb
+++ b/spec/arel/engines/sql/unit/primitives/attribute_spec.rb
@@ -12,7 +12,7 @@ module Arel
         @attribute.column.should == @relation.column_for(@attribute)
       end
     end
-    
+
     describe '#to_sql' do
       describe 'for a simple attribute' do
         it "manufactures sql with an alias" do
@@ -29,4 +29,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/relations/group_spec.rb b/spec/arel/engines/sql/unit/relations/group_spec.rb
index b7279a23d9..5e0c675c8b 100644
--- a/spec/arel/engines/sql/unit/relations/group_spec.rb
+++ b/spec/arel/engines/sql/unit/relations/group_spec.rb
@@ -53,4 +53,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/relations/join_spec.rb b/spec/arel/engines/sql/unit/relations/join_spec.rb
index 1f43101133..f904b61870 100644
--- a/spec/arel/engines/sql/unit/relations/join_spec.rb
+++ b/spec/arel/engines/sql/unit/relations/join_spec.rb
@@ -54,4 +54,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/relations/skip_spec.rb b/spec/arel/engines/sql/unit/relations/skip_spec.rb
index f8e5ceaad3..c14bd1ce95 100644
--- a/spec/arel/engines/sql/unit/relations/skip_spec.rb
+++ b/spec/arel/engines/sql/unit/relations/skip_spec.rb
@@ -29,4 +29,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/relations/table_spec.rb b/spec/arel/engines/sql/unit/relations/table_spec.rb
index 3f5a5ac248..9797b38822 100644
--- a/spec/arel/engines/sql/unit/relations/table_spec.rb
+++ b/spec/arel/engines/sql/unit/relations/table_spec.rb
@@ -66,4 +66,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/engines/sql/unit/relations/take_spec.rb b/spec/arel/engines/sql/unit/relations/take_spec.rb
index 1263ed4795..8f1240fc17 100644
--- a/spec/arel/engines/sql/unit/relations/take_spec.rb
+++ b/spec/arel/engines/sql/unit/relations/take_spec.rb
@@ -29,4 +29,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/arel/unit/predicates/predicates_spec.rb b/spec/arel/unit/predicates/predicates_spec.rb
index 8f9cec5376..ac842998af 100644
--- a/spec/arel/unit/predicates/predicates_spec.rb
+++ b/spec/arel/unit/predicates/predicates_spec.rb
@@ -50,4 +50,4 @@ module Arel
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/connections/mysql_connection.rb b/spec/connections/mysql_connection.rb
index 789628b95d..b4e27f2380 100644
--- a/spec/connections/mysql_connection.rb
+++ b/spec/connections/mysql_connection.rb
@@ -10,4 +10,4 @@ ActiveRecord::Base.configurations = {
   }
 }
 
-ActiveRecord::Base.establish_connection 'unit'
\ No newline at end of file
+ActiveRecord::Base.establish_connection 'unit'
diff --git a/spec/doubles/hash.rb b/spec/doubles/hash.rb
index 97d25742cb..32c5b98058 100644
--- a/spec/doubles/hash.rb
+++ b/spec/doubles/hash.rb
@@ -2,19 +2,19 @@ class Hash
   def ordered_array
     to_a.sort { |(key1, value1), (key2, value2)| key1.hash <=> key2.hash }
   end
-  
+
   def keys
     ordered_array.collect(&:first)
   end
-  
+
   def values
     ordered_array.collect { |_, v| v }
   end
-  
+
   def each(&block)
     ordered_array.each(&block)
   end
-  
+
   def shift
     returning to_a.first do |k, v|
       delete(k)
diff --git a/spec/matchers/be_like.rb b/spec/matchers/be_like.rb
index 4ff5bc532f..c9d4d4b979 100644
--- a/spec/matchers/be_like.rb
+++ b/spec/matchers/be_like.rb
@@ -3,22 +3,22 @@ module BeLikeMatcher
     def initialize(expected)
       @expected = expected
     end
-    
+
     def matches?(actual)
       @actual = actual
       @expected.gsub(/\s+/, ' ').strip == @actual.gsub(/\s+/, ' ').strip
     end
-    
+
     def failure_message
       "expected\n#{@actual}\nto be like\n#{@expected}"
     end
-    
+
     def negative_failure_message
       "expected\n#{@actual}\nto be unlike\n#{@expected}"
     end
   end
-  
+
   def be_like(expected)
     BeLike.new(expected)
   end
-end
\ No newline at end of file
+end
diff --git a/spec/matchers/disambiguate_attributes.rb b/spec/matchers/disambiguate_attributes.rb
index bee7d22b0c..bc4a5215d4 100644
--- a/spec/matchers/disambiguate_attributes.rb
+++ b/spec/matchers/disambiguate_attributes.rb
@@ -3,7 +3,7 @@ module DisambiguateAttributesMatcher
     def initialize(attributes)
       @attributes = attributes
     end
-    
+
     def matches?(actual)
       @actual = actual
       attribute1, attribute2 = @attributes
@@ -11,18 +11,18 @@ module DisambiguateAttributesMatcher
         !@actual[attribute1].descends_from?(attribute2) &&
         @actual[attribute2].descends_from?(attribute2)
     end
-    
+
     def failure_message
       ""
       # "expected #{@actual} to disambiguate its attributes"
     end
-    
+
     def negative_failure_message
       "expected #{@actual} to not disambiguate its attributes"
     end
   end
-  
+
   def disambiguate_attributes(*attributes)
     DisambiguateAttributes.new(attributes)
   end
-end
\ No newline at end of file
+end
diff --git a/spec/matchers/hash_the_same_as.rb b/spec/matchers/hash_the_same_as.rb
index c1903b62b4..03e955a0cb 100644
--- a/spec/matchers/hash_the_same_as.rb
+++ b/spec/matchers/hash_the_same_as.rb
@@ -3,24 +3,24 @@ module HashTheSameAsMatcher
     def initialize(expected)
       @expected = expected
     end
-    
+
     def matches?(actual)
       @actual = actual
       hash = {}
       hash[@expected] = :some_arbitrary_value
       hash[@actual] == :some_arbitrary_value
     end
-    
+
     def failure_message
       "expected #{@actual} to hash the same as #{@expected}; they must be `eql?` and have the same `#hash` value"
     end
-    
+
     def negative_failure_message
       "expected #{@actual} to hash differently than #{@expected}; they must not be `eql?` or have a differing `#hash` values"
     end
   end
-  
+
   def hash_the_same_as(expected)
     HashTheSameAs.new(expected)
   end
-end
\ No newline at end of file
+end
diff --git a/spec/schemas/mysql_schema.rb b/spec/schemas/mysql_schema.rb
index 1123f4582e..dc2558fd6a 100644
--- a/spec/schemas/mysql_schema.rb
+++ b/spec/schemas/mysql_schema.rb
@@ -15,4 +15,4 @@ SQL
 
 sql.split(/;/).select(&:present?).each do |sql_statement|
   ActiveRecord::Base.connection.execute sql_statement
-end
\ No newline at end of file
+end
diff --git a/spec/schemas/sqlite3_schema.rb b/spec/schemas/sqlite3_schema.rb
index 6c98a4f934..94d224520e 100644
--- a/spec/schemas/sqlite3_schema.rb
+++ b/spec/schemas/sqlite3_schema.rb
@@ -15,4 +15,4 @@ SQL
 
 sql.split(/;/).select(&:present?).each do |sql_statement|
   ActiveRecord::Base.connection.execute sql_statement
-end
\ No newline at end of file
+end