我见过的文档/网站显示,自定义验证应在去/lib或/lib/validators项目的目录.我发现(通过阅读另一篇文章的答案)他们似乎只是在工作config/initializers.有没有人知道,或者有一个指向官方文档的指针,显示自定义验证器应该存在的位置?
每次我调用 validates_with NumberValidator 时。我收到未初始化的常量错误。我在“app”目录下创建了一个名为验证器的目录。这是我到目前为止。
这是我的模型
class Worker < ActiveRecord::Base
include ActiveModel::Validations
validates_with NumberValidator
end
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这是我的验证器文件
class NumberValidator < ActiveModel::Validator
def validate(record, attribute, value)
puts record
puts attribute
puts value
end
end
require File.expand_path('../boot', __FILE__)
require "rails"
# Pick the frameworks you want:
require "active_model/railtie"
require "active_job/railtie"
require "active_record/railtie"
require "action_controller/railtie"
require "action_mailer/railtie"
require "action_view/railtie"
require "sprockets/railtie"
# require "rails/test_unit/railtie"
# Require the gems listed in Gemfile, including any gems
# you've limited to :test, :development, or :production.
Bundler.require(*Rails.groups)
module ApplicationName …Run Code Online (Sandbox Code Playgroud)