fixing inconsistency with cattr_reader and matter_reader [#4172 state…

…:resolved] Signed-off-by: wycats <wycats@gmail.com>
rails · Mar 27, 2010 · b081948 · b081948
1 parent 334983e
commit b081948
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Showing 4 changed files with 30 additions and 11 deletions.
diff --git a/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb b/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb
@@ -10,21 +10,24 @@
 #  Person.hair_colors = [:brown, :black, :blonde, :red]
 class Class
   def cattr_reader(*syms)
+    options = syms.extract_options!
     syms.flatten.each do |sym|
-      next if sym.is_a?(Hash)
       class_eval(<<-EOS, __FILE__, __LINE__ + 1)
         unless defined? @@#{sym}  # unless defined? @@hair_colors
           @@#{sym} = nil          #   @@hair_colors = nil
         end                       # end
                                   #
         def self.#{sym}           # def self.hair_colors
           @@#{sym}                #   @@hair_colors
-        end                       # end
-                                  #
-        def #{sym}                # def hair_colors
-          @@#{sym}                #   @@hair_colors
         end                       # end
       EOS
+      unless options[:instance_reader] == false
+        class_eval(<<-EOS, __FILE__, __LINE__)
+          def #{sym}              # def hair_colors
+            @@#{sym}              #   @@hair_colors
+          end                     # end
+        EOS
+      end
     end
   end
 

diff --git a/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb b/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb
@@ -2,7 +2,7 @@
 
 class Module
   def mattr_reader(*syms)
-    syms.extract_options!
+    options = syms.extract_options!
     syms.each do |sym|
       class_eval(<<-EOS, __FILE__, __LINE__ + 1)
         unless defined? @@#{sym}  # unless defined? @@pagination_options
@@ -12,11 +12,15 @@ def mattr_reader(*syms)
         def self.#{sym}           # def self.pagination_options
           @@#{sym}                #   @@pagination_options
         end                       # end
-
-        def #{sym}                # def pagination_options
-          @@#{sym}                #   @@pagination_options
-        end                       # end
       EOS
+
+      unless options[:instance_reader] == false
+        class_eval(<<-EOS, __FILE__, __LINE__)
+          def #{sym}              # def hair_colors
+            @@#{sym}              #   @@hair_colors
+          end                     # end
+        EOS
+      end
     end
   end
 

diff --git a/activesupport/test/core_ext/class/attribute_accessor_test.rb b/activesupport/test/core_ext/class/attribute_accessor_test.rb
@@ -5,7 +5,8 @@ class ClassAttributeAccessorTest < Test::Unit::TestCase
   def setup
     @class = Class.new do
       cattr_accessor :foo
-      cattr_accessor :bar, :instance_writer => false
+      cattr_accessor :bar,  :instance_writer => false
+      cattr_reader   :shaq, :instance_reader => false
     end
     @object = @class.new
   end
@@ -29,4 +30,9 @@ def test_should_not_create_instance_writer
     assert @object.respond_to?(:bar)
     assert !@object.respond_to?(:bar=)
   end
+
+  def test_should_not_create_instance_reader
+    assert @class.respond_to?(:shaq)
+    assert !@object.respond_to?(:shaq)
+  end
 end
diff --git a/activesupport/test/core_ext/module/attribute_accessor_test.rb b/activesupport/test/core_ext/module/attribute_accessor_test.rb
@@ -6,6 +6,7 @@ def setup
     m = @module = Module.new do
       mattr_accessor :foo
       mattr_accessor :bar, :instance_writer => false
+      mattr_reader   :shaq, :instance_reader => false
     end
     @class = Class.new
     @class.instance_eval { include m }
@@ -31,4 +32,9 @@ def test_should_not_create_instance_writer
     assert @object.respond_to?(:bar)
     assert !@object.respond_to?(:bar=)
   end
+
+  def test_should_not_create_instance_reader
+    assert @module.respond_to?(:shaq)
+    assert !@object.respond_to?(:shaq)
+  end
 end