symbolize key on assignment

Author: Sven Fuchs

lib/hashr.rb

@@ -46,7 +46,7 @@ def [](key)
   end
 
   def []=(key, value)
-    super(key, value.is_a?(Hash) ? self.class.new(value, {}) : value)
+    super(key.to_sym, value.is_a?(Hash) ? self.class.new(value, {}) : value)
   end
 
   def respond_to?(name)

test/hashr_test.rb

@@ -77,6 +77,18 @@ def teardown
     assert_equal 'foo', hashr.foo
   end
 
+  test 'method using a string key works' do
+    hashr = Hashr.new
+    hashr['foo'] = 'foo'
+    assert_equal 'foo', hashr.foo
+  end
+
+  test 'using a symbol key works' do
+    hashr = Hashr.new
+    hashr[:foo] = 'foo'
+    assert_equal 'foo', hashr.foo
+  end
+
   test 'defining defaults' do
     klass = Class.new(Hashr) do
       define :foo => 'foo', :bar => { :baz => 'baz' }