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 StringTemplate, reference v2.2.0 (dcf404), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 21:39:30 UTC.

Swift 6 data race errors: 2

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/square/StringTemplate.git
Reference: v2.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/square/StringTemplate
 * tag               v2.2.0     -> FETCH_HEAD
HEAD is now at dcf4043 Bump version: 2.2.0
Cloned https://github.com/square/StringTemplate.git
Revision (git rev-parse @):
dcf40439eeca1e03913779f242d98dc6b498b666
SUCCESS checkout https://github.com/square/StringTemplate.git at v2.2.0
========================================
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": "stringtemplate",
      "name": "StringTemplate",
      "url": "https://github.com/square/StringTemplate.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/StringTemplate",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/square/StringTemplate.git
[2/90] Fetching stringtemplate
Fetched https://github.com/square/StringTemplate.git from cache (0.66s)
Creating working copy for https://github.com/square/StringTemplate.git
Working copy of https://github.com/square/StringTemplate.git resolved at v2.2.0 (dcf4043)
warning: '.resolve-product-dependencies': dependency 'stringtemplate' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/square/StringTemplate.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/6] Compiling StringTemplate String+CharacterSet.swift
[4/6] Compiling StringTemplate String+Template.swift
/Users/admin/builder/spi-builder-workspace/Sources/String+Template.swift:66:31: warning: static property 'allowPartial' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
 44 |          Options for how to apply the template
 45 |          */
 46 |         public struct Options: OptionSet {
    |                       `- note: consider making struct 'Options' conform to the 'Sendable' protocol
 47 |             public let rawValue: Int
 48 |
    :
 64 |              ```
 65 |              */
 66 |             public static let allowPartial = Options(rawValue: 1)
    |                               |- warning: static property 'allowPartial' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
    |                               |- note: annotate 'allowPartial' with '@MainActor' if property should only be accessed from the main actor
    |                               `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 67 |
 68 |             /**
/Users/admin/builder/spi-builder-workspace/Sources/String+Template.swift:78:31: warning: static property 'allowOverflow' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
 44 |          Options for how to apply the template
 45 |          */
 46 |         public struct Options: OptionSet {
    |                       `- note: consider making struct 'Options' conform to the 'Sendable' protocol
 47 |             public let rawValue: Int
 48 |
    :
 76 |              ```
 77 |              */
 78 |             public static let allowOverflow = Options(rawValue: 2)
    |                               |- warning: static property 'allowOverflow' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
    |                               |- note: annotate 'allowOverflow' with '@MainActor' if property should only be accessed from the main actor
    |                               `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 79 |         }
 80 |
[5/6] Compiling StringTemplate CharacterSet+Character.swift
[6/6] Emitting module StringTemplate
/Users/admin/builder/spi-builder-workspace/Sources/String+Template.swift:66:31: warning: static property 'allowPartial' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
 44 |          Options for how to apply the template
 45 |          */
 46 |         public struct Options: OptionSet {
    |                       `- note: consider making struct 'Options' conform to the 'Sendable' protocol
 47 |             public let rawValue: Int
 48 |
    :
 64 |              ```
 65 |              */
 66 |             public static let allowPartial = Options(rawValue: 1)
    |                               |- warning: static property 'allowPartial' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
    |                               |- note: annotate 'allowPartial' with '@MainActor' if property should only be accessed from the main actor
    |                               `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 67 |
 68 |             /**
/Users/admin/builder/spi-builder-workspace/Sources/String+Template.swift:78:31: warning: static property 'allowOverflow' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
 44 |          Options for how to apply the template
 45 |          */
 46 |         public struct Options: OptionSet {
    |                       `- note: consider making struct 'Options' conform to the 'Sendable' protocol
 47 |             public let rawValue: Int
 48 |
    :
 76 |              ```
 77 |              */
 78 |             public static let allowOverflow = Options(rawValue: 2)
    |                               |- warning: static property 'allowOverflow' is not concurrency-safe because non-'Sendable' type 'String.Template.Options' may have shared mutable state; this is an error in the Swift 6 language mode
    |                               |- note: annotate 'allowOverflow' with '@MainActor' if property should only be accessed from the main actor
    |                               `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 79 |         }
 80 |
Build complete! (7.13s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "StringTemplate",
  "name" : "StringTemplate",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "tvos",
      "version" : "11.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    }
  ],
  "products" : [
    {
      "name" : "StringTemplate",
      "targets" : [
        "StringTemplate"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "StringTemplateTests",
      "module_type" : "SwiftTarget",
      "name" : "StringTemplateTests",
      "path" : "Tests",
      "sources" : [
        "StringTemplateTests.swift"
      ],
      "target_dependencies" : [
        "StringTemplate"
      ],
      "type" : "test"
    },
    {
      "c99name" : "StringTemplate",
      "module_type" : "SwiftTarget",
      "name" : "StringTemplate",
      "path" : "Sources",
      "product_memberships" : [
        "StringTemplate"
      ],
      "sources" : [
        "CharacterSet+Character.swift",
        "String+CharacterSet.swift",
        "String+Template.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.