hashed

Hashed

Provides hashed method to ActiveRecord objects-set that return hash where keys is value of some attribute of object (default – primary key of used table).

Put this line to your Gemfile

gem "hashed"

Then run bundle install and let's go!

Category.active.hashed
# equal to
Category.active.hashed(Category.primary_key)
# you may want to have hash not by primary_key
Category.active.hashed(:created_at)
# you may want to select only one field ({key: value})
Category.active.hashed(by: :created_at, only: :name)