Swift Package Index

Build Information

Successful build of CBGPromise, reference master (ac3a12), with Swift 6.4 for macOS (SPM) on 16 Sep 2026 09:00:52 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/cbguder/CBGPromise.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/cbguder/CBGPromise
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at ac3a127 Check in xcshareddata
Cloned https://github.com/cbguder/CBGPromise.git
Revision (git rev-parse @):
ac3a1276e00d772b8762957d10d2a3259a2746b7
SUCCESS checkout https://github.com/cbguder/CBGPromise.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/cbguder/CBGPromise.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
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[20 / 29] CBGPromise
[30 / 66]
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[63 / 66] CBGPromise
Build complete! (6.85 sec)
/Users/admin/builder/spi-builder-workspace/Sources/Promise.swift:15:28: warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 1 | import Foundation
 2 |
 3 | public final class Promise<T> {
   |                            `- note: 'T' previously declared here
 4 |     public let future: Future<T>
 5 |
   :
13 |
14 |     @discardableResult
15 |     public class func when<T>(_ futures: [Future<T>]) -> Future<[T]> {
   |                            `- warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
16 |         let promise = Promise<[T]>()
17 |         var values: [T?] = futures.map { _ in nil }
/Users/admin/builder/spi-builder-workspace/Sources/Promise.swift:15:28: warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 1 | import Foundation
 2 |
 3 | public final class Promise<T> {
   |                            `- note: 'T' previously declared here
 4 |     public let future: Future<T>
 5 |
   :
13 |
14 |     @discardableResult
15 |     public class func when<T>(_ futures: [Future<T>]) -> Future<[T]> {
   |                            `- warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
16 |         let promise = Promise<[T]>()
17 |         var values: [T?] = futures.map { _ in nil }
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CBGPromise",
  "name" : "CBGPromise",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "CBGPromise",
      "targets" : [
        "CBGPromise"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "CBGPromiseTests",
      "module_type" : "SwiftTarget",
      "name" : "CBGPromiseTests",
      "path" : "Tests",
      "sources" : [
        "CBGPromiseTests/PromiseTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "CBGPromise"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CBGPromise",
      "module_type" : "SwiftTarget",
      "name" : "CBGPromise",
      "path" : "Sources",
      "product_memberships" : [
        "CBGPromise"
      ],
      "sources" : [
        "Future.swift",
        "Promise.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Done.