ruby-grape / ruby-grape/grape-entity
how to call includes method before expose
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- Dominant language
- Ruby
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Description
I use grape entity in below way. And got a n+1 warning in expose :roles methods. I need know how can I call includes(:roles) methods before exposed. Thks！
Model
class User
has_many :roles
end
class Role
belongs_to :user
end
Entity
class User < Grape::Entity
expose :roles do |obj, _opts|
obj.roles.map(&:name)
end
end
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the Grape::Entity expose :roles example and the reported includes(:roles) usage, then reproduce the N+1 warning with the User and Role models shown. Determine whether the project needs usage documentation or a code change, and consider the work done when the supported approach avoids the warning.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- ruby
- Domain
- api
- Issue type
- Documentation
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100