Skip file creation because the file exists.

Author: ShotaKashihara

Sources/AtCoderCLI/main.swift

@@ -5,7 +5,7 @@ import SwiftShell
 struct Command: ParsableCommand {
     static var configuration = CommandConfiguration(
         abstract: "AtCoder CLI for Swift.",
-        version: "1.0.8",
+        version: "1.0.9",
         subcommands: [
             New.self,
             Submit.self,

Sources/AtCoderLibrary/Command/New/Generator/Generator.swift

@@ -11,6 +11,11 @@ extension Generator {
         if let directory = directory {
             try FileManager.default.createDirectory(atPath: directory, withIntermediateDirectories: true)
         }
-        try source.write(toFile: "\(directory ?? ".")/\(fileName)", atomically: true, encoding: .utf8)
+        let filePath = "\(directory ?? ".")/\(fileName)"
+        guard !FileManager.default.fileExists(atPath: filePath) else {
+            print("Skip file creation because the file exists.", "path: ", filePath)
+            return
+        }
+        try source.write(toFile: filePath, atomically: true, encoding: .utf8)
     }
 }