diff options
Diffstat (limited to 'activerecord')
4 files changed, 22 insertions, 8 deletions
diff --git a/activerecord/README.rdoc b/activerecord/README.rdoc index e04abe9b37..335f0e083f 100644 --- a/activerecord/README.rdoc +++ b/activerecord/README.rdoc @@ -19,9 +19,11 @@ A short rundown of some of the major features: class Product < ActiveRecord::Base end - - The Product class is automatically mapped to the table named "products", - which might look like this: + + {Learn more}[link:classes/ActiveRecord/Base.html] + +The Product class is automatically mapped to the table named "products", +which might look like this: CREATE TABLE products ( id int(11) NOT NULL auto_increment, @@ -29,11 +31,9 @@ A short rundown of some of the major features: PRIMARY KEY (id) ); - This would also define the following accessors: `Product#name` and - `Product#name=(new_name)` - - {Learn more}[link:classes/ActiveRecord/Base.html] - +This would also define the following accessors: `Product#name` and +`Product#name=(new_name)`. + * Associations between objects defined by simple class methods. diff --git a/activerecord/lib/active_record/attribute_assignment.rb b/activerecord/lib/active_record/attribute_assignment.rb index 30fa2c8ba5..87ecbe54f1 100644 --- a/activerecord/lib/active_record/attribute_assignment.rb +++ b/activerecord/lib/active_record/attribute_assignment.rb @@ -11,6 +11,15 @@ module ActiveRecord # If the passed hash responds to <tt>permitted?</tt> method and the return value # of this method is +false+ an <tt>ActiveModel::ForbiddenAttributesError</tt> # exception is raised. + # + # cat = Cat.new(name: "Gorby", status: "yawning") + # cat.attributes # => { "name" => "Gorby", "status" => "yawning" } + # cat.assign_attributes(status: "sleeping") + # cat.attributes # => { "name" => "Gorby", "status" => "sleeping" } + # + # New attributes will be persisted in the database when the object is saved. + # + # Aliased to <tt>attributes=</tt>. def assign_attributes(new_attributes) if !new_attributes.respond_to?(:stringify_keys) raise ArgumentError, "When assigning attributes, you must pass a hash as an argument." diff --git a/activerecord/lib/active_record/connection_adapters/column.rb b/activerecord/lib/active_record/connection_adapters/column.rb index 187eefb9e4..38efebeaf3 100644 --- a/activerecord/lib/active_record/connection_adapters/column.rb +++ b/activerecord/lib/active_record/connection_adapters/column.rb @@ -72,6 +72,8 @@ module ActiveRecord end # Casts a Ruby value to something appropriate for writing to the database. + # Numeric columns will typecast boolean and string to appropriate numeric + # values. def type_cast_for_write(value) return value unless number? diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/column.rb b/activerecord/lib/active_record/connection_adapters/postgresql/column.rb index 2cbcd5fd50..1d22b56964 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/column.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/column.rb @@ -98,6 +98,9 @@ module ActiveRecord end end + # Casts a Ruby value to something appropriate for writing to PostgreSQL. + # see ActiveRecord::ConnectionAdapters::Class#type_cast_for_write + # see ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Type def type_cast_for_write(value) if @oid_type.respond_to?(:type_cast_for_write) @oid_type.type_cast_for_write(value) |