Use swift concurrency

Package.swift

@@ -1,10 +1,13 @@
-// swift-tools-version:5.2
+// swift-tools-version:5.6
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
 
 let package = Package(
     name: "swift-utilities",
+    platforms: [
+        .macOS(.v10_15)
+    ],
     products: [
         // Products define the executables and libraries produced by a package, and make them visible to other packages.
         .library(

Sources/swift-utilities/CommandLineAction.swift

@@ -8,13 +8,11 @@
 import Foundation
 
 public struct CommandLineAction {
-    public let longName: String
-    public let shortName: String?
-    public let action: () throws -> Void
+    public let name: String
+    public let action: () async throws -> Void
 
-    public init(longName: String, shortName: String? = nil, action: @escaping () throws -> Void) {
-        self.longName = longName
-        self.shortName = shortName
+    public init(actionName: String, action: @escaping () async throws -> Void) {
+        self.name = actionName
         self.action = action
     }
 

Sources/swift-utilities/CommandLineUtils.swift

@@ -123,15 +123,11 @@ public func getEnvironmentVariable(key: String) -> String? {
 
 //MARK: Text Input
 
-public func promptForAction(title: String = "Select Option", actions: [CommandLineAction]) throws {
+public func promptForAction(title: String = "Select Option", actions: [CommandLineAction]) async throws {
     let selection = promptForSelection(title: title, displayOneBasedIndex: true, options: actions.map({
-        var option = $0.longName
-        if let shortName = $0.shortName {
-            option = "\(option) (-\(shortName))"
-        }
-        return option
+        $0.name
     }))
-    try actions[selection].action()
+    try await actions[selection].action()
 }
 
 public func promptForSelection(title: String, displayOneBasedIndex: Bool = false, options: [String]) -> Int {