Fix crash

yonaskolb · Aug 7, 2024 · f578e3d · f578e3d
1 parent ca812eb
commit f578e3d
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/Sources/XcodeGenCore/ArrayExtensions.swift b/Sources/XcodeGenCore/ArrayExtensions.swift
@@ -1,13 +1,13 @@
 import Foundation
 
-public extension Array {
+public extension Array where Element: Sendable {
 
     func parallelMap<T>(transform: @Sendable (Element) -> T) -> [T] {
-       var buffer: [T] = []
-       DispatchQueue.concurrentPerform(iterations: count) { idx in
-           buffer[idx] = transform(self[idx])
-       }
-       return buffer
+      var buffer = Array<T?>(repeating: nil, count: count)
+      DispatchQueue.concurrentPerform(iterations: count) { idx in
+        buffer[idx] = transform(self[idx])
+      }
+      return buffer.map { $0! }
    }
 }