我们通过示例代码,找到了 SeaORM 框架架构的关键信息:ActiveModel/ ActiveModelBehavior / Entity 等。 pear".to_owned()); // update 函数 let pear: fruit::ActiveModel = pear.update(db).await? SeaORM 中也提供了 ActiveModel 抽象。 Rails 中的 ActiveModel 还提供一些模型验证等丰富的功能,目前 SeaORM 中的 ActiveModel 抽象也正在完善相关功能,参见 PR: Update `ActiveModelBehavior Entity 和 ActiveModel 抽象是 SeaORM 抽象架构的基石。 DSL: 宏与代码生成 我们通过前面的示例看到 SeaORM 提供了一些 DSL 方法。
事实上的确如此,我在StackOverFlow上看到了这样的一个用法 : Check out ActiveModel::Dirty (available on all models by default (关于更多的关于ActiveModel::Dirty所支持的各种神奇功能,请在http://api.rubyonrails.org/中输入ActiveModel::Dirty)
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; Insert let apple = fruit::ActiveModel { name: Set("Apple".to_owned()), ..Default::default() // no need to set primary key }; let pear = fruit::ActiveModel { name: Set("Pear".to_owned()), ; let mut pear: fruit::ActiveModel = pear.unwrap().into(); pear.name = Set("Sweet pear".to_owned()); ; Save let banana = fruit::ActiveModel { id: NotSet, name: Set("Banana".to_owned()), ..Default
class GoodnessValidator < ActiveModel::Validator def validate(record) if record.first_name == " class Order < ApplicationRecord validates :card_number end 自定义验证 自定义验证类继承自 ActiveModel::Validator ,必须实现validate方法,参数是要验证的记录 class MyValidator < ActiveModel::Validator def validate(record) unless end end end class Person include ActiveModel::Validations validates_with MyValidator end 验证错误处理 ActiveModel::Errors 的实例包含所有的错误,键是每个属性的名称,只是一个数组,包含错误消息字符串。
installed bundler-1.11.2 Fetching: arel-6.0.3.gem (100%) Successfully installed arel-6.0.3 Fetching: activemodel -4.2.6.gem (100%) Successfully installed activemodel-4.2.6 Fetching: activerecord-4.2.6.gem (100%) Successfully Parsing documentation for arel-6.0.3 Installing ri documentation for arel-6.0.3 Parsing documentation for activemodel -4.2.6 Installing ri documentation for activemodel-4.2.6 Parsing documentation for activerecord-4.2.6 rack-test, erubis, builder, actionview, actionpack, sprockets-rails, thor, railties, bundler, arel, activemodel
system.OpenTextFile("C:\pdcomment.txt", ForWriting, true) '判断当前model是否物理数据模型 Dim mdl Set mdl = ActiveModel
True InteractiveMode = im_Batch Dim mdl 'the current model 'get the current active model Set mdl = ActiveModel
https://github.com/rails/rails/blob/master/activemodel/lib/active_model.rb#L53-L60 ? 6.
调用的过程 工具>execute commands>edit/run script 执行以下代码 Option Explicit Dim mdl ' the current model Set mdl = ActiveModel
2、脚本编写 Option Explicit Dim mdl ' the current model Set mdl = ActiveModel If (mdl Is Nothing) Then
Using loofah 2.0.3 Using mail 2.6.4 Using rails-deprecated_sanitizer 1.0.3 Using globalid 0.3.6 Using activemodel
Installing mail 2.6.4 Installing rails-deprecated_sanitizer 1.0.3 Installing globalid 0.3.6 Installing activemodel
当我们试图往列中插入较大整数时,数据库拒绝了该值,Rails 引发了 ActiveModel::RangeError,这导致 API 端的 500s 延迟。
im_Batch Dim mdl ' the current model ' get the current active model Set mdl = ActiveModel
而 rails 内嵌的 activemodel/activerecord 应该对标 elixir 的 ecto,恰巧又是 80k 比 20k。
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