Module: NestedValidation

Defined in:
lib/nested_validation.rb

Overview

Module NestedValidation provides an ActiveModel compatible version of validates associated. Unlike the active model version however it actually propagates the error outwards.

Usage:

class MyHappyClass extend NestedValidation

validates_nested :my_other_active_model_object

end

Defined Under Namespace

Classes: NestedValidator

Instance Method Summary collapse

Instance Method Details

#validates_nested(*attr_names) ⇒ NestedValidator

Records of this class will call valid? on any associations provided as attr_names. Errors on these records will be propagated out

Parameters:

  • attr_names (Symbol) —

    One or more associations to validate

Returns:



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# File 'lib/nested_validation.rb', line 44

has_metadata do
  # NOTE: The following attribute is not required for Microarray Genotyping.
  # I think this might be broken and suggests that there should be separate classes for project: one for
  # next-gen sequencing that includes this attribute in it's metadata, and one for microarray genotyping
  # that doesn't.
  include ProjectManager::Associations
  include BudgetDivision::Associations

  custom_attribute(:project_cost_code, required: true)
  custom_attribute(:funding_comments)
  custom_attribute(:collaborators)
  custom_attribute(:external_funding_source)
  custom_attribute(:sequencing_budget_cost_centre)
  custom_attribute(:project_funding_model, in: PROJECT_FUNDING_MODELS)
  custom_attribute(:gt_committee_tracking_id)

  before_validation do |record|
    record.project_cost_code = nil if record.project_cost_code.blank?
    record.project_funding_model = nil if record.project_funding_model.blank?
  end
end