如何解决折叠 Rider
我在一个 .NET 项目中使用 Rider,该项目有许多类,这些类注入大量服务并占用文件顶部的大量空间,如下所示:
public class MyCoolService: IMyCoolService
{
private readonly IMyInjectedService1: myInjectedService1;
private readonly IMyInjectedService2: myInjectedService2;
private readonly IMyInjectedService3: myInjectedService3;
private readonly IMyInjectedService4: myInjectedService4;
private readonly IMyInjectedService5: myInjectedService5;
private readonly IMyInjectedService6: myInjectedService6;
private readonly IMyInjectedService7: myInjectedService7;
private readonly IMyInjectedService8: myInjectedService8;
private readonly IMyInjectedService9: myInjectedService9;
private readonly IMyInjectedService10: myInjectedService10;
private readonly IMyInjectedService11: myInjectedService11;
private readonly IMyInjectedService12: myInjectedService12;
private readonly IMyInjectedService13: myInjectedService13;
private readonly IMyInjectedService14: myInjectedService14;
private readonly IMyInjectedService15: myInjectedService15;
private readonly IMyInjectedService16: myInjectedService16;
private readonly IMyInjectedService17: myInjectedService17;
private readonly IMyInjectedService18: myInjectedService18;
private readonly IMyInjectedService19: myInjectedService19;
private readonly IMyInjectedService20: myInjectedService20;
public MyCoolService(IMyInjectedService1 myInjectedService1,IMyInjectedService2 myInjectedService2,IMyInjectedService3 myInjectedService3,IMyInjectedService4 myInjectedService4,IMyInjectedService5 myInjectedService5,IMyInjectedService6 myInjectedService6,IMyInjectedService7 myInjectedService7,IMyInjectedService8 myInjectedService8,IMyInjectedService9 myInjectedService9,IMyInjectedService10 myInjectedService10,IMyInjectedService11 myInjectedService11,IMyInjectedService12 myInjectedService12,IMyInjectedService13 myInjectedService13,IMyInjectedService14 myInjectedService14,IMyInjectedService15 myInjectedService15,IMyInjectedService16 myInjectedService16,IMyInjectedService17 myInjectedService17,IMyInjectedService18 myInjectedService18,IMyInjectedService19 myInjectedService19,IMyInjectedService20 myInjectedService20)
{
this.myInjectedService1 = myInjectedService1;
this.myInjectedService2 = myInjectedService2;
this.myInjectedService3 = myInjectedService3;
this.myInjectedService4 = myInjectedService4;
this.myInjectedService5 = myInjectedService5;
this.myInjectedService6 = myInjectedService6;
this.myInjectedService7 = myInjectedService7;
this.myInjectedService8 = myInjectedService8;
this.myInjectedService9 = myInjectedService9;
this.myInjectedService10 = myInjectedService10;
this.myInjectedService11 = myInjectedService11;
this.myInjectedService12 = myInjectedService12;
this.myInjectedService13 = myInjectedService13;
this.myInjectedService14 = myInjectedService14;
this.myInjectedService15 = myInjectedService15;
this.myInjectedService16 = myInjectedService16;
this.myInjectedService17 = myInjectedService17;
this.myInjectedService18 = myInjectedService18;
this.myInjectedService19 = myInjectedService19;
this.myInjectedService20 = myInjectedService20;
}
}
当我浏览代码时,我喜欢在展开和深入到我想要处理的特定部分之前使用代码折叠来获得类的概述。目前 Rider 可以自动折叠隐藏一些细节的构造函数体:
public class MyCoolService: IMyCoolService
{
private readonly IMyInjectedService1: myInjectedService1;
private readonly IMyInjectedService2: myInjectedService2;
private readonly IMyInjectedService3: myInjectedService3;
private readonly IMyInjectedService4: myInjectedService4;
private readonly IMyInjectedService5: myInjectedService5;
private readonly IMyInjectedService6: myInjectedService6;
private readonly IMyInjectedService7: myInjectedService7;
private readonly IMyInjectedService8: myInjectedService8;
private readonly IMyInjectedService9: myInjectedService9;
private readonly IMyInjectedService10: myInjectedService10;
private readonly IMyInjectedService11: myInjectedService11;
private readonly IMyInjectedService12: myInjectedService12;
private readonly IMyInjectedService13: myInjectedService13;
private readonly IMyInjectedService14: myInjectedService14;
private readonly IMyInjectedService15: myInjectedService15;
private readonly IMyInjectedService16: myInjectedService16;
private readonly IMyInjectedService17: myInjectedService17;
private readonly IMyInjectedService18: myInjectedService18;
private readonly IMyInjectedService19: myInjectedService19;
private readonly IMyInjectedService20: myInjectedService20;
public MyCoolService(IMyInjectedService1 myInjectedService1,IMyInjectedService20 myInjectedService20)
{...}
}
然而,这留下了私有字段和构造函数参数。我最终做的是使用 Ctrl
+.
自定义代码折叠来隐藏这些区域(然后我可以在需要时展开它们)。我的问题是每次都是手动过程。有没有办法让 Rider 将这些区域识别为可折叠并自动执行?
public class MyCoolService: IMyCoolService
{
...
public MyCoolService(...)
{...}
}
解决方法
虽然我同意@tejas-parnerkar 的回答,但我想提供另一种观点。如果您必须注入那么多类,则意味着该类尝试做的事情太多,即它的职责可能没有正确界定。
如果你的类有这些方法:
class ChoreRunner
{
private VacuumCleaner _vacuumCleaner;
private Sink _sink;
private WashingMachine _washingMachine;
private Kitchen _kitchen;
// ...other dependencies
public Task SweepFloor() {}
public Task DoDishes() {}
public Task FeedKids() {}
public Task DoLaundry() {}
// ...
}
真正的解决方案是将那个“上帝”类分解为具有严格约束职责的较小类。
interface IChore
{
Task Do();
}
class SweepFloor: IChore
{
private VacuumCleaner _vacuum;
public Task Do() {/* ... */}
}
class WashDishes: IChore
{
private Sink _sink;
private IDirtyDishSource _dirtyDishSource;
// ...
public Task Do() {/* ... */}
}
class Laundry: IChore
{
private WashingMachine _washingMachine;
private Dryer _dryer;
// ...
public Task Do() {/* ... */}
}
class FeedKids : IChore
{
private Kitchen _kitchen;
private IKidProvider _kidProvider;
// ...
public Task Do() {/* ... */}
}
,
理想情况下,您不会将那么多服务注入到一个类中。理想的方法是重构代码,不要有太多的依赖。
但是,这可能不是一个简单的选择,这是可以理解的。您可以做的一件事是使用 #region
语句包装代码。这会告诉 IDE 在指定区域折叠代码。
以下是如何在示例中使用它的示例
public class MyCoolService: IMyCoolService
{
#region Injected properties
private readonly IMyInjectedService1: myInjectedService1;
private readonly IMyInjectedService2: myInjectedService2;
private readonly IMyInjectedService3: myInjectedService3;
private readonly IMyInjectedService4: myInjectedService4;
private readonly IMyInjectedService5: myInjectedService5;
private readonly IMyInjectedService6: myInjectedService6;
private readonly IMyInjectedService7: myInjectedService7;
private readonly IMyInjectedService8: myInjectedService8;
private readonly IMyInjectedService9: myInjectedService9;
private readonly IMyInjectedService10: myInjectedService10;
private readonly IMyInjectedService11: myInjectedService11;
private readonly IMyInjectedService12: myInjectedService12;
private readonly IMyInjectedService13: myInjectedService13;
private readonly IMyInjectedService14: myInjectedService14;
private readonly IMyInjectedService15: myInjectedService15;
private readonly IMyInjectedService16: myInjectedService16;
private readonly IMyInjectedService17: myInjectedService17;
private readonly IMyInjectedService18: myInjectedService18;
private readonly IMyInjectedService19: myInjectedService19;
private readonly IMyInjectedService20: myInjectedService20;
#endregion
public MyCoolService(
IMyInjectedService1 myInjectedService1,IMyInjectedService2 myInjectedService2,IMyInjectedService3 myInjectedService3,IMyInjectedService4 myInjectedService4,IMyInjectedService5 myInjectedService5,IMyInjectedService6 myInjectedService6,IMyInjectedService7 myInjectedService7,IMyInjectedService8 myInjectedService8,IMyInjectedService9 myInjectedService9,IMyInjectedService10 myInjectedService10,IMyInjectedService11 myInjectedService11,IMyInjectedService12 myInjectedService12,IMyInjectedService13 myInjectedService13,IMyInjectedService14 myInjectedService14,IMyInjectedService15 myInjectedService15,IMyInjectedService16 myInjectedService16,IMyInjectedService17 myInjectedService17,IMyInjectedService18 myInjectedService18,IMyInjectedService19 myInjectedService19,IMyInjectedService20 myInjectedService20)
{
#region property assignments
this.myInjectedService1 = myInjectedService1;
this.myInjectedService2 = myInjectedService2;
this.myInjectedService3 = myInjectedService3;
this.myInjectedService4 = myInjectedService4;
this.myInjectedService5 = myInjectedService5;
this.myInjectedService6 = myInjectedService6;
this.myInjectedService7 = myInjectedService7;
this.myInjectedService8 = myInjectedService8;
this.myInjectedService9 = myInjectedService9;
this.myInjectedService10 = myInjectedService10;
this.myInjectedService11 = myInjectedService11;
this.myInjectedService12 = myInjectedService12;
this.myInjectedService13 = myInjectedService13;
this.myInjectedService14 = myInjectedService14;
this.myInjectedService15 = myInjectedService15;
this.myInjectedService16 = myInjectedService16;
this.myInjectedService17 = myInjectedService17;
this.myInjectedService18 = myInjectedService18;
this.myInjectedService19 = myInjectedService19;
this.myInjectedService20 = myInjectedService20;
#endregion
}
}
IDE 将能够折叠构造函数。这是你的代码折叠后的样子
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