Hash Syntax changes to 1.9 format

activesupport/lib/active_support/core_ext/array/wrap.rb

@@ -23,7 +23,7 @@ class Array
   # The last point is particularly worth comparing for some enumerables:
   #
   #   Array(foo: :bar)      # => [[:foo, :bar]]
-  #   Array.wrap(foo: :bar) # => [{:foo => :bar}]
+  #   Array.wrap(foo: :bar) # => [{foo: :bar}]
   #
   # There's also a related idiom that uses the splat operator:
   #

activesupport/lib/active_support/core_ext/hash/conversions.rb

@@ -131,7 +131,7 @@ def typecast_xml_value(value)
             else
               xml_value = Hash[value.map { |k,v| [k, typecast_xml_value(v)] }]
 
-              # Turn { :files => { :file => #<StringIO> } } into { :files => #<StringIO> } so it is compatible with
+              # Turn { files: { file: #<StringIO> } } into { files: #<StringIO> } so it is compatible with
               # how multipart uploaded files from HTML appear
               xml_value['file'].is_a?(StringIO) ? xml_value['file'] : xml_value
             end

activesupport/lib/active_support/core_ext/hash/slice.rb

@@ -21,7 +21,7 @@ def slice(*keys)
   # Returns a hash containing the removed key/value pairs.
   #
   #   { a: 1, b: 2, c: 3, d: 4 }.slice!(:a, :b)
-  #   # => {:c => 3, :d => 4}
+  #   # => {c: 3, d: 4}
   def slice!(*keys)
     keys.map! { |key| convert_key(key) } if respond_to?(:convert_key, true)
     omit = slice(*self.keys - keys)
@@ -33,7 +33,7 @@ def slice!(*keys)
   # Removes and returns the key/value pairs matching the given keys.
   #
   #   { a: 1, b: 2, c: 3, d: 4 }.extract!(:a, :b)
-  #   # => {:a => 1, :b => 2}
+  #   # => {a: 1, b: 2}
   def extract!(*keys)
     keys.each_with_object({}) { |key, result| result[key] = delete(key) }
   end

activesupport/lib/active_support/core_ext/module/deprecation.rb

@@ -2,13 +2,13 @@
 
 class Module
   #   deprecate :foo
-  #   deprecate :bar => 'message'
-  #   deprecate :foo, :bar, :baz => 'warning!', :qux => 'gone!'
+  #   deprecate bar: 'message'
+  #   deprecate :foo, :bar, baz: 'warning!', qux: 'gone!'
   #
   # You can also use custom deprecator instance:
   #
-  #   deprecate :foo, :deprecator => MyLib::Deprecator.new
-  #   deprecate :foo, :bar => "warning!", :deprecator => MyLib::Deprecator.new
+  #   deprecate :foo, deprecator: MyLib::Deprecator.new
+  #   deprecate :foo, bar: "warning!", deprecator: MyLib::Deprecator.new
   #
   # \Custom deprecators must respond to <tt>deprecation_warning(deprecated_method_name, message, caller_backtrace)</tt>
   # method where you can implement your custom warning behavior.

activesupport/lib/active_support/core_ext/time/calculations.rb

@@ -135,7 +135,7 @@ def since(seconds)
 
   # Returns a new Time representing the start of the day (0:00)
   def beginning_of_day
-    #(self - seconds_since_midnight).change(:usec => 0)
+    #(self - seconds_since_midnight).change(usec: 0)
     change(:hour => 0)
   end
   alias :midnight :beginning_of_day