✨ Add Sendable to Dripper.State

Author: SwiftyJunnos

Sources/Dripper/Drip.swift

@@ -7,7 +7,7 @@
 
 import Foundation
 
-public struct Drip<State: Observable, Action>: Dripper {
+public struct Drip<State: Observable & Sendable, Action>: Dripper {
 
     // MARK: Properties
 

Sources/Dripper/Dripper.swift

@@ -12,7 +12,7 @@ public typealias DripperOf<D: Dripper> = Dripper<D.State, D.Action>
 // MARK: - Dripper
 
 public protocol Dripper<State, Action> {
-    associatedtype State: Observable
+    associatedtype State: Observable & Sendable
     associatedtype Action
     associatedtype Body
 
@@ -24,7 +24,14 @@ public protocol Dripper<State, Action> {
 
 extension Dripper where Body == Never {
     public var body: Body {
-        fatalError()
+        fatalError(
+            """
+            '\(Self.self)' has no body. …
+
+            Do not access a dripper's 'body' property directly, as it may not exist. To run a dripper, \
+            call 'Dripper.drip(_ state:_ action:)', instead.
+            """
+        )
     }
 }
 

Sources/Dripper/DripperBuilder.swift

@@ -8,7 +8,7 @@
 import Foundation
 
 @resultBuilder
-public enum DripperBuilder<State: Observable, Action> {
+public enum DripperBuilder<State: Observable & Sendable, Action> {
     @inlinable
     public static func buildBlock<D: Dripper<State, Action>>(_ dripper: D) -> D {
         dripper

Sources/Dripper/Effect.swift

@@ -40,6 +40,7 @@ extension Effect {
 
     // MARK: Static Computed Properties
 
+    @inlinable
     public static var none: Self {
         Self { _ in }
     }