Active Record typos.

activerecord/lib/active_record/associations/association.rb

@@ -7,7 +7,7 @@ module Associations
     # This is the root class of all associations ('+ Foo' signifies an included module Foo):
     #
     #   Association
-    #     SingularAssociaton
+    #     SingularAssociation
     #       HasOneAssociation
     #         HasOneThroughAssociation + ThroughAssociation
     #       BelongsToAssociation
@@ -88,7 +88,7 @@ def scoped
 
       # Construct the scope for this association.
       #
-      # Note that the association_scope is merged into the targed_scope only when the
+      # Note that the association_scope is merged into the target_scope only when the
       # scoped method is called. This is because at that point the call may be surrounded
       # by scope.scoping { ... } or with_scope { ... } etc, which affects the scope which
       # actually gets built.

activerecord/lib/active_record/autosave_association.rb

@@ -4,7 +4,7 @@ module ActiveRecord
   # = Active Record Autosave Association
   #
   # +AutosaveAssociation+ is a module that takes care of automatically saving
-  # associacted records when their parent is saved. In addition to saving, it
+  # associated records when their parent is saved. In addition to saving, it
   # also destroys any associated records that were marked for destruction.
   # (See +mark_for_destruction+ and <tt>marked_for_destruction?</tt>).
   #

activerecord/lib/active_record/callbacks.rb

@@ -73,7 +73,7 @@ module ActiveRecord
   #
   # Now, when <tt>Topic#destroy</tt> is run only +destroy_author+ is called. When <tt>Reply#destroy</tt> is
   # run, both +destroy_author+ and +destroy_readers+ are called. Contrast this to the following situation
-  # where the +before_destroy+ methis is overriden:
+  # where the +before_destroy+ method is overridden:
   #
   #   class Topic < ActiveRecord::Base
   #     def before_destroy() destroy_author end

activerecord/test/cases/base_test.rb

@@ -831,12 +831,12 @@ def test_dup_of_saved_object_marks_attributes_as_dirty
 
   def test_dup_of_saved_object_marks_as_dirty_only_changed_attributes
     developer = Developer.create! :name => 'Bjorn'
-    assert !developer.name_changed?           # both attributes of saved object should be threated as not changed
+    assert !developer.name_changed?           # both attributes of saved object should be treated as not changed
     assert !developer.salary_changed?
 
     cloned_developer = developer.dup
     assert cloned_developer.name_changed?     # ... but on cloned object should be
-    assert !cloned_developer.salary_changed?  # ... BUT salary has non-nil default which should be threated as not changed on cloned instance
+    assert !cloned_developer.salary_changed?  # ... BUT salary has non-nil default which should be treated as not changed on cloned instance
   end
 
   def test_bignum

activerecord/test/cases/identity_map_test.rb

@@ -295,7 +295,7 @@ def test_eager_loading_with_conditions_on_string_joined_table_preloads
   end
 
   ##############################################################################
-  # Behaviour releated to saving failures
+  # Behaviour related to saving failures
   ##############################################################################
 
   def test_reload_object_if_save_failed
@@ -338,7 +338,7 @@ def test_reload_object_if_update_attributes_fails
   end
 
   ##############################################################################
-  # Behaviour of readonly, forzen, destroyed
+  # Behaviour of readonly, frozen, destroyed
   ##############################################################################
 
   def test_find_using_identity_map_respects_readonly_when_loading_associated_object_first

activerecord/test/cases/migration_test.rb

@@ -543,7 +543,7 @@ def test_native_types
       assert_equal "I was born ....", bob.bio
       assert_equal 18, bob.age
 
-      # Test for 30 significent digits (beyond the 16 of float), 10 of them
+      # Test for 30 significant digits (beyond the 16 of float), 10 of them
       # after the decimal place.
 
       unless current_adapter?(:SQLite3Adapter)
@@ -1975,7 +1975,7 @@ def test_adding_indexes
           t.integer :age
         end
 
-        # Adding an index fires a query everytime to check if an index already exists or not
+        # Adding an index fires a query every time to check if an index already exists or not
         assert_queries(3) do
           with_bulk_change_table do |t|
             t.index :username, :unique => true, :name => :awesome_username_index