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Questions tagged [reform]

Reform is a ruby gem for creating form objects decoupled from persistence models.

53 questions
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Using the reform gem with Rails, how do I populate a has_many :through nested model

I have a user model and role model, connected in ActiveRecord by: has_many roles, through: :role_accounts I want to have an "Edit User" screen that has a list of checkboxes, one for each role. Using the Reform gem (v2.1.0), this a snippet of the…
sockmonk
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Rails form object with reform-rails with collections not working or validating

I am using the reform-rails gem In order to utilize a form object in my rails project. I realize a form object is probably overkill for the example code I use below, but it is for demonstration purposes. In the form I am creating a user, and…
Neil
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How to always pre-populate nested form attributes with the Reform gem?

I have a Financing model with has_many: :professional_investments. To edit the Financing, the main form has a nested form for the professional_investments. I decided to display a fixed list of 8 professional_investments for now, as the Cocoon gem…
Tiago
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How to use Reform to prepopulate for featured objects?

When a user clicks, for example, "Take a Picture" how can we prepopulate the create.html.erb form with attributes specifically set for that featured challenge, like do for 12 days and do on Tue, Thu? I am using the reform…
AnthonyGalli.com
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What does double splat (**) argument mean in this code example and why use it?

So I've been over Traiblazer and Reform documentation and I often see this kind of code class AlbumForm < Reform::Form collection :songs, populate_if_empty: :populate_songs! do property :name end def populate_songs!(fragment:, **) …
Dorian
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Nested property fields do not show up using the Reform gem

I'm using the Reform gem to make a form object in my current project but the nested fields don't show up in the form. Here's my code: Shipment Model: class Shipment < ApplicationRecord has_one :shipment_detail end ShipmentDetail Model: class…
Ryan Angelo
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Reform: Dry-Validation Matchers

I'm looking for a convenient way to test validations of a Reform-based form object. Are there any matchers (like shoulda matchers for testing ActiveModel::Validations) to test dry-validations? Is this even the way to go?
Arvinje
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Reform gem: use one model for multiple forms

I am using Reform gem to make a form object for checkout in my web store. I have the Checkout form which contains properties for Order model, which has associations with Address model. Problem is the Order model has two association with the same…
VAD
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Reform to wrap a collection of records to be saved simultaneously

I have a collection of records that are related to a specific parent object. I have no need to update the parent, just want to update all the children. I tried making a Reform::Form and simply adding the collection declaration. An example might be…
Apie
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uninitialized constant Reform::Form::Errors After update bundler and start rails server

After making the last update of my bundler by bundler update --system on my macOS Catalina last version update I got this error uninitialized constant Reform :: Form :: Errors when I start my rails application server either by foreman s or rails s I…
Houndjetode Noukpo Herve
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Reform - Access parent form params inside of nested form scope

I'm using Reform 1.2.6 and have a nested form with validation Simplified: class UserForm < Reform::Form property :date_of_birth property health_profile do property :diagnosed_with_condition_at validate :diagnosed_date def…
Petr Gazarov
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How to translate model name and properties with Reform + dry-validations?

I'm in a project where I'm using the gem trailblazer(and by that, I'm using reform too) with dry-validations. And kind of found how to translate error messages - I'm putting config.messages = :i18n inside each contract/reform class, since I didn't…
Kleber NG
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undefined method `persisted?' with Reform and Virtus model

I'm currently developing an Rails app (rails v5.1.1 and ruby v2.3.4) and I'm getting an error when trying to use a reform form object at one of my routes (/bookings/new): undefined method `persisted?' for # I'm using a…
Igor_Marques
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Undefined method `model_name` for reform object

I keep on getting: Undefined method `model_name` for # I'm pretty sure I'm missing something. I've followed the installation instruction and everything. What could be the reason? Model: class Donation <…
RubyCat
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Trailblazer Rails form error "unknown keywords: doc, options, represented, decorator, binding, as, index, model, collection"

I'm using the trailblazer gem with Rails, and trying to get it to work with a form with nested models. So far, I'm only trying to adapt the create and update actions to use Operations. Updating pre-existing nested models works fine. Creating new…
neurodynamic
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