module Fuzzily::Model

Public Class Methods

included(by) click to toggle source

Needs fields: trigram, owner_type, owner_id, score Needs index on [owner_type, trigram] and [owner_type, owner_id]

# File lib/fuzzily/model.rb, line 6
def self.included(by)
  by.ancestors.include?(ActiveRecord::Base) or raise "Not included in an ActiveRecord subclass"
  by.extend(ClassMethods)

  by.class_eval do
    return if class_variable_defined?(:@@fuzzily_trigram_model)

    belongs_to :owner, polymorphic: true
    validates :owner, :score, :fuzzy_field, presence: true
    validates :trigram, length: { is: 3 }, uniqueness: {
      case_sensitive: true,
      scope: [:owner_type, :owner_id, :fuzzy_field],
    }

    _add_fuzzy_scopes
    class_variable_set(:@@fuzzily_trigram_model, true)
  end
end