The Swift Package Index logo.Swift Package Index

Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of SwiftTheming, reference main (1042f7), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 03:43:41 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dscyrescotti/SwiftTheming.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dscyrescotti/SwiftTheming
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 1042f7b feat: bump codecov versino
Cloned https://github.com/dscyrescotti/SwiftTheming.git
Revision (git rev-parse @):
1042f7b3f3b56ad64f8187939f6fe2e24d809471
SUCCESS checkout https://github.com/dscyrescotti/SwiftTheming.git at main
Fetching https://github.com/nalexn/ViewInspector.git
[1/12323] Fetching viewinspector
Fetched https://github.com/nalexn/ViewInspector.git from cache (1.25s)
Fetching https://github.com/apple/swift-docc-plugin
[1/2049] Fetching swift-docc-plugin
Fetched https://github.com/apple/swift-docc-plugin from cache (1.20s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.3 (1.78s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit from cache
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.69s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.34s)
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.4.3
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/nalexn/ViewInspector.git
Working copy of https://github.com/nalexn/ViewInspector.git resolved at 0.9.0 (0d54687)
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swifttheming",
      "name": "SwiftTheming",
      "url": "https://github.com/dscyrescotti/SwiftTheming.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftTheming",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/dscyrescotti/SwiftTheming.git
[1/1951] Fetching swifttheming
Fetched https://github.com/dscyrescotti/SwiftTheming.git from cache (1.74s)
Creating working copy for https://github.com/dscyrescotti/SwiftTheming.git
Working copy of https://github.com/dscyrescotti/SwiftTheming.git resolved at main (1042f7b)
warning: '.resolve-product-dependencies': dependency 'swifttheming' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/dscyrescotti/SwiftTheming.git
https://github.com/dscyrescotti/SwiftTheming.git
{
  "dependencies" : [
    {
      "identity" : "viewinspector",
      "requirement" : {
        "revision" : [
          "0.9.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nalexn/ViewInspector.git"
    },
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "SwiftTheming",
  "name" : "SwiftTheming",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftTheming",
      "targets" : [
        "SwiftTheming"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SwiftThemingTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftThemingTests",
      "path" : "Tests/SwiftThemingTests",
      "product_dependencies" : [
        "ViewInspector"
      ],
      "sources" : [
        "TestCases/AssetableTests.swift",
        "TestCases/ColorTests.swift",
        "TestCases/DefaultThemingTests.swift",
        "TestCases/FontTests.swift",
        "TestCases/GradientTests.swift",
        "TestCases/ImageTests.swift",
        "TestCases/ThemeProviderTests.swift",
        "TestCases/ThemeProvidingTests.swift",
        "TestCases/UserDefaultsTests.swift",
        "Theme/Theme.swift",
        "Utils/ValueSpy.swift",
        "Views/SpyView.swift",
        "Views/TestView.swift"
      ],
      "target_dependencies" : [
        "SwiftTheming"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftTheming",
      "module_type" : "SwiftTarget",
      "name" : "SwiftTheming",
      "path" : "Sources/SwiftTheming",
      "product_memberships" : [
        "SwiftTheming"
      ],
      "sources" : [
        "Appearance/Appearance.swift",
        "Appearance/PreferredAppearance.swift",
        "Asset/AssetKeyWrappable.swift",
        "Asset/Assetable.swift",
        "Asset/EmptyAsset.swift",
        "Asset/Sets/ColorSet.swift",
        "Asset/Sets/FontSet.swift",
        "Asset/Sets/GradientSet.swift",
        "Asset/Sets/ImageSet.swift",
        "Extensions/Color++.swift",
        "Extensions/Font++.swift",
        "Extensions/Gradient++.swift",
        "Extensions/Image++.swift",
        "Extensions/UserDefaults++.swift",
        "Extensions/View++.swift",
        "Theme/DefaultTheming.swift",
        "Theme/Theme.swift",
        "Theme/Themeable.swift",
        "Theme/Themed.swift",
        "ThemeProvider/ThemeProvider.swift",
        "ThemeProvider/ThemeProviding.swift",
        "ThemeProvider/ThemeProvidingViewModifier.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/4] Write sources
[3/4] Write swift-version-2F0A5646E1D333AE.txt
[5/25] Emitting module SwiftTheming
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProvider.swift:6:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ThemeProvider' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |
  4 | /// An observable object that manages predefined themes and appearances of an app.
  5 | public class ThemeProvider: ObservableObject {
    |              `- note: class 'ThemeProvider' does not conform to the 'Sendable' protocol
  6 |     static let shared: ThemeProvider = ThemeProvider()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ThemeProvider' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  7 |
  8 |     /// A current theme of an app.
[6/27] Compiling SwiftTheming ThemeProviding.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProviding.swift:9:9: warning: main actor-isolated property 'themeProvider' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
 4 | @propertyWrapper
 5 | public struct ThemeProviding: DynamicProperty {
 6 |     @EnvironmentObject private var themeProvider: ThemeProvider
   |                                    `- note: property declared here
 7 |
 8 |     public var wrappedValue: ThemeProvider {
 9 |         themeProvider
   |         `- warning: main actor-isolated property 'themeProvider' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
10 |     }
11 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProviding.swift:12:21: error: return from initializer without initializing all stored properties
10 |     }
11 |
12 |     public init() { }
   |                     |- error: return from initializer without initializing all stored properties
   |                     `- note: main actor-isolated default value of 'self.themeProvider' cannot be used in a nonisolated initalizer
13 | }
14 |
[7/27] Compiling SwiftTheming ThemeProvidingViewModifier.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProviding.swift:9:9: warning: main actor-isolated property 'themeProvider' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
 4 | @propertyWrapper
 5 | public struct ThemeProviding: DynamicProperty {
 6 |     @EnvironmentObject private var themeProvider: ThemeProvider
   |                                    `- note: property declared here
 7 |
 8 |     public var wrappedValue: ThemeProvider {
 9 |         themeProvider
   |         `- warning: main actor-isolated property 'themeProvider' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
10 |     }
11 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProviding.swift:12:21: error: return from initializer without initializing all stored properties
10 |     }
11 |
12 |     public init() { }
   |                     |- error: return from initializer without initializing all stored properties
   |                     `- note: main actor-isolated default value of 'self.themeProvider' cannot be used in a nonisolated initalizer
13 | }
14 |
[8/27] Compiling SwiftTheming Appearance.swift
[9/27] Compiling SwiftTheming PreferredAppearance.swift
[10/27] Compiling SwiftTheming AssetKeyWrappable.swift
[11/27] Compiling SwiftTheming View++.swift
[12/27] Compiling SwiftTheming DefaultTheming.swift
[13/27] Compiling SwiftTheming Font++.swift
[14/27] Compiling SwiftTheming Gradient++.swift
[15/27] Compiling SwiftTheming Themed.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProvider.swift:6:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ThemeProvider' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |
  4 | /// An observable object that manages predefined themes and appearances of an app.
  5 | public class ThemeProvider: ObservableObject {
    |              `- note: class 'ThemeProvider' does not conform to the 'Sendable' protocol
  6 |     static let shared: ThemeProvider = ThemeProvider()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ThemeProvider' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  7 |
  8 |     /// A current theme of an app.
[16/27] Compiling SwiftTheming ThemeProvider.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTheming/ThemeProvider/ThemeProvider.swift:6:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ThemeProvider' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |
  4 | /// An observable object that manages predefined themes and appearances of an app.
  5 | public class ThemeProvider: ObservableObject {
    |              `- note: class 'ThemeProvider' does not conform to the 'Sendable' protocol
  6 |     static let shared: ThemeProvider = ThemeProvider()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ThemeProvider' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  7 |
  8 |     /// A current theme of an app.
[17/27] Compiling SwiftTheming Theme.swift
[18/27] Compiling SwiftTheming Themeable.swift
[19/27] Compiling SwiftTheming FontSet.swift
[20/27] Compiling SwiftTheming GradientSet.swift
[21/27] Compiling SwiftTheming Assetable.swift
[22/27] Compiling SwiftTheming EmptyAsset.swift
[23/27] Compiling SwiftTheming ColorSet.swift
[24/27] Compiling SwiftTheming Image++.swift
[25/27] Compiling SwiftTheming UserDefaults++.swift
[26/27] Compiling SwiftTheming ImageSet.swift
[27/27] Compiling SwiftTheming Color++.swift
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/3] Write swift-version-2F0A5646E1D333AE.txt
[4/24] Emitting module SwiftTheming
[5/26] Compiling SwiftTheming Themed.swift
[6/26] Compiling SwiftTheming ThemeProvider.swift
[7/26] Compiling SwiftTheming Font++.swift
[8/26] Compiling SwiftTheming Gradient++.swift
[9/26] Compiling SwiftTheming ImageSet.swift
[10/26] Compiling SwiftTheming Color++.swift
[11/26] Compiling SwiftTheming Theme.swift
[12/26] Compiling SwiftTheming Themeable.swift
[13/26] Compiling SwiftTheming View++.swift
[14/26] Compiling SwiftTheming DefaultTheming.swift
[15/26] Compiling SwiftTheming Image++.swift
[16/26] Compiling SwiftTheming UserDefaults++.swift
[17/26] Compiling SwiftTheming Appearance.swift
[18/26] Compiling SwiftTheming PreferredAppearance.swift
[19/26] Compiling SwiftTheming AssetKeyWrappable.swift
[20/26] Compiling SwiftTheming FontSet.swift
[21/26] Compiling SwiftTheming GradientSet.swift
[22/26] Compiling SwiftTheming Assetable.swift
[23/26] Compiling SwiftTheming EmptyAsset.swift
[24/26] Compiling SwiftTheming ColorSet.swift
[25/26] Compiling SwiftTheming ThemeProviding.swift
[26/26] Compiling SwiftTheming ThemeProvidingViewModifier.swift
Build complete! (2.52s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "viewinspector",
      "requirement" : {
        "revision" : [
          "0.9.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nalexn/ViewInspector.git"
    },
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "SwiftTheming",
  "name" : "SwiftTheming",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftTheming",
      "targets" : [
        "SwiftTheming"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SwiftThemingTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftThemingTests",
      "path" : "Tests/SwiftThemingTests",
      "product_dependencies" : [
        "ViewInspector"
      ],
      "sources" : [
        "TestCases/AssetableTests.swift",
        "TestCases/ColorTests.swift",
        "TestCases/DefaultThemingTests.swift",
        "TestCases/FontTests.swift",
        "TestCases/GradientTests.swift",
        "TestCases/ImageTests.swift",
        "TestCases/ThemeProviderTests.swift",
        "TestCases/ThemeProvidingTests.swift",
        "TestCases/UserDefaultsTests.swift",
        "Theme/Theme.swift",
        "Utils/ValueSpy.swift",
        "Views/SpyView.swift",
        "Views/TestView.swift"
      ],
      "target_dependencies" : [
        "SwiftTheming"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftTheming",
      "module_type" : "SwiftTarget",
      "name" : "SwiftTheming",
      "path" : "Sources/SwiftTheming",
      "product_memberships" : [
        "SwiftTheming"
      ],
      "sources" : [
        "Appearance/Appearance.swift",
        "Appearance/PreferredAppearance.swift",
        "Asset/AssetKeyWrappable.swift",
        "Asset/Assetable.swift",
        "Asset/EmptyAsset.swift",
        "Asset/Sets/ColorSet.swift",
        "Asset/Sets/FontSet.swift",
        "Asset/Sets/GradientSet.swift",
        "Asset/Sets/ImageSet.swift",
        "Extensions/Color++.swift",
        "Extensions/Font++.swift",
        "Extensions/Gradient++.swift",
        "Extensions/Image++.swift",
        "Extensions/UserDefaults++.swift",
        "Extensions/View++.swift",
        "Theme/DefaultTheming.swift",
        "Theme/Theme.swift",
        "Theme/Themeable.swift",
        "Theme/Themed.swift",
        "ThemeProvider/ThemeProvider.swift",
        "ThemeProvider/ThemeProviding.swift",
        "ThemeProvider/ThemeProvidingViewModifier.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Done.