Conform BindableState to CustomDebugStringConvertible (#777)

lukeredpath · web-flow · commit e2795c1789c8 · 2021-09-07T12:15:23.000-04:00
This ensures that bindable state properties are displayed in a useful way when using
`.dump` snapshot tests on your app state.
diff --git a/Sources/ComposableArchitecture/SwiftUI/Binding.swift b/Sources/ComposableArchitecture/SwiftUI/Binding.swift
@@ -226,6 +226,12 @@ import SwiftUI
     }
   }
 
+  extension BindableState: CustomDebugStringConvertible where Value: CustomDebugStringConvertible {
+    public var debugDescription: String {
+        self.wrappedValue.debugDescription
+    }
+  }
+
   /// An action type that exposes a `binding` case for the purpose of reducing.
   ///
   /// Used in conjunction with ``BindableState`` to safely eliminate the boilerplate typically

Original file line number	Diff line number	Diff line change
`@@ -226,6 +226,12 @@ import SwiftUI`
`226`	`226`	`}`
`227`	`227`	`}`
`228`	`228`
	`229`	`+ extension BindableState: CustomDebugStringConvertible where Value: CustomDebugStringConvertible {`
	`230`	`+ public var debugDescription: String {`
	`231`	`+ self.wrappedValue.debugDescription`
	`232`	`+ }`
	`233`	`+ }`
	`234`	`+`
`229`	`235`	/// An action type that exposes a `binding` case for the purpose of reducing.
`230`	`236`	`///`
`231`	`237`	/// Used in conjunction with ``BindableState`` to safely eliminate the boilerplate typically