instance method `init_with`

Ruby on Rails 7.1.6

Since v4.0.13

Available in: v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

init_with(coder, &block)

Initialize an empty model object from coder. coder should be the result of previously encoding an Active Record model, using #encode_with.

class Post < ActiveRecord::Base
end

old_post = Post.new(title: "hello world")
coder = {}
old_post.encode_with(coder)

post = Post.allocate
post.init_with(coder)
post.title # => 'hello world'

Parameters

coder req
block block

Source

# File activerecord/lib/active_record/core.rb, line 473
    def init_with(coder, &block)
      coder = LegacyYamlAdapter.convert(coder)
      attributes = self.class.yaml_encoder.decode(coder)
      init_with_attributes(attributes, coder["new_record"], &block)
    end

Defined in activerecord/lib/active_record/core.rb line 473 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Core

Signature

Parameters