Adds title and proper formatting to docs.

activerecord/lib/active_record/serialization.rb

@@ -1,4 +1,5 @@
 module ActiveRecord #:nodoc:
+  # = Active Record Serialization
   module Serialization
     extend ActiveSupport::Concern
     include ActiveModel::Serializers::JSON
@@ -22,6 +23,7 @@ module ActiveRecord #:nodoc:
 
     private
       # Add associations specified via the <tt>:includes</tt> option.
+      # 
       # Expects a block that takes as arguments:
       #   +association+ - name of the association
       #   +records+     - the association record(s) to be serialized

activerecord/lib/active_record/session_store.rb

@@ -1,4 +1,6 @@
 module ActiveRecord
+  # = Active Record Session Store
+  #
   # A session store backed by an Active Record class.  A default class is
   # provided, but any object duck-typing to an Active Record Session class
   # with text +session_id+ and +data+ attributes is sufficient.
@@ -7,6 +9,7 @@ module ActiveRecord
   #   +id+ (numeric primary key),
   #   +session_id+ (text, or longtext if your session data exceeds 65K), and
   #   +data+ (text or longtext; careful if your session data exceeds 65KB).
+  # 
   # The +session_id+ column should always be indexed for speedy lookups.
   # Session data is marshaled to the +data+ column in Base64 format.
   # If the data you write is larger than the column's size limit,
@@ -14,9 +17,11 @@ module ActiveRecord
   #
   # You may configure the table name, primary key, and data column.
   # For example, at the end of <tt>config/environment.rb</tt>:
+  #
   #   ActiveRecord::SessionStore::Session.table_name = 'legacy_session_table'
   #   ActiveRecord::SessionStore::Session.primary_key = 'session_id'
   #   ActiveRecord::SessionStore::Session.data_column_name = 'legacy_session_data'
+  #
   # Note that setting the primary key to the +session_id+ frees you from
   # having a separate +id+ column if you don't want it.  However, you must
   # set <tt>session.model.id = session.session_id</tt> by hand!  A before filter
@@ -29,8 +34,11 @@ module ActiveRecord
   # You may provide your own session class implementation, whether a
   # feature-packed Active Record or a bare-metal high-performance SQL
   # store, by setting
+  #
   #   ActiveRecord::SessionStore.session_class = MySessionClass
+  #
   # You must implement these methods:
+  #
   #   self.find_by_session_id(session_id)
   #   initialize(hash_of_session_id_and_data)
   #   attr_reader :session_id

activerecord/lib/active_record/test_case.rb

@@ -1,4 +1,7 @@
 module ActiveRecord
+  # = Active Record Test Case
+  # 
+  # Defines some test assertions to test against SQL queries.
   class TestCase < ActiveSupport::TestCase #:nodoc:
     def assert_date_from_db(expected, actual, message = nil)
       # SybaseAdapter doesn't have a separate column type just for dates,

activerecord/lib/active_record/timestamp.rb

@@ -1,11 +1,16 @@
 module ActiveRecord
-  # Active Record automatically timestamps create and update operations if the table has fields
-  # named created_at/created_on or updated_at/updated_on.
+  # = Active Record Timestamp
+  # 
+  # Active Record automatically timestamps create and update operations if the
+  # table has fields named <tt>created_at/created_on</tt> or 
+  # <tt>updated_at/updated_on</tt>.
+  #
+  # Timestamping can be turned off by setting:
   #
-  # Timestamping can be turned off by setting
   #   <tt>ActiveRecord::Base.record_timestamps = false</tt>
   #
-  # Timestamps are in the local timezone by default but you can use UTC by setting
+  # Timestamps are in the local timezone by default but you can use UTC by setting:
+  #
   #   <tt>ActiveRecord::Base.default_timezone = :utc</tt>
   module Timestamp
     extend ActiveSupport::Concern
@@ -16,8 +21,9 @@ module ActiveRecord
     end
     
     # Saves the record with the updated_at/on attributes set to the current time.
-    # If the save fails because of validation errors, an ActiveRecord::RecordInvalid exception is raised.
-    # If an attribute name is passed, that attribute is used for the touch instead of the updated_at/on attributes.
+    # If the save fails because of validation errors, an 
+    # ActiveRecord::RecordInvalid exception is raised. If an attribute name is passed,
+    # that attribute is used for the touch instead of the updated_at/on attributes.
     #
     # Examples:
     #