Update template to use async lines API.

Matthew Judy · Matthew Judy · commit 11db3ce39833 · 2023-12-05T15:24:35.000-05:00
diff --git a/Template/ChallengeName.swift b/Template/ChallengeName.swift
@@ -18,7 +18,7 @@ import Shared
  <#Challenge Documentation#>
  */
 @main
-struct <#ChallengeName#>: ParsableCommand
+struct <#ChallengeName#>: AsyncParsableCommand
 {
     /// <#Enumeration for argument which activates "Part Two" behavior#>
     enum Mode: String, ExpressibleByArgument, CaseIterable
@@ -36,12 +36,10 @@ struct <#ChallengeName#>: ParsableCommand
 
 extension <#ChallengeName#>
 {
-    mutating func run() throws
+    mutating func run() async throws
     {
-        while let inputLine = readLine()
-        {
-            print("\(inputLine)")
-        }
+        let input: AsyncLineSequence = FileHandle.standardInput.bytes.lines // URL.homeDirectory.appending(path: "Desktop/input.txt").lines
+        try await input.reduce(into: []) { $0.append($1) }.forEach { print($0) }
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ import Shared`
`18`	`18`	`<#Challenge Documentation#>`
`19`	`19`	`*/`
`20`	`20`	`@main`
`21`		`-struct <#ChallengeName#>: ParsableCommand`
	`21`	`+struct <#ChallengeName#>: AsyncParsableCommand`
`22`	`22`	`{`
`23`	`23`	`/// <#Enumeration for argument which activates "Part Two" behavior#>`
`24`	`24`	`enum Mode: String, ExpressibleByArgument, CaseIterable`
`@@ -36,12 +36,10 @@ struct <#ChallengeName#>: ParsableCommand`
`36`	`36`
`37`	`37`	`extension <#ChallengeName#>`
`38`	`38`	`{`
`39`		`- mutating func run() throws`
	`39`	`+ mutating func run() async throws`
`40`	`40`	`{`
`41`		`- while let inputLine = readLine()`
`42`		`- {`
`43`		`- print("\(inputLine)")`
`44`		`- }`
	`41`	`+ let input: AsyncLineSequence = FileHandle.standardInput.bytes.lines // URL.homeDirectory.appending(path: "Desktop/input.txt").lines`
	`42`	`+ try await input.reduce(into: []) { $0.append($1) }.forEach { print($0) }`
`45`	`43`	`}`
`46`	`44`	`}`
`47`	`45`