Swift Package IndexBuild Information
Successful build of swift-concurrency-extras, reference main (0a250b), with Swift 6.0 for macOS (SPM) on 3 Jan 2025 04:46:53 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .statsBuild Log
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RunAll
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Builder version: 4.60.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/pointfreeco/swift-concurrency-extras.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/pointfreeco/swift-concurrency-extras
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 0a250bb Update README.md
Cloned https://github.com/pointfreeco/swift-concurrency-extras.git
Revision (git rev-parse @):
0a250bb1029e1e439b9523e61e2bef65842072b2
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/pointfreeco/swift-concurrency-extras.git at main
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Fetching https://github.com/pointfreeco/swift-concurrency-extras.git
[1/828] Fetching swift-concurrency-extras
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Creating working copy for https://github.com/pointfreeco/swift-concurrency-extras.git
Working copy of https://github.com/pointfreeco/swift-concurrency-extras.git resolved at main (0a250bb)
warning: '.resolve-product-dependencies': dependency 'swift-concurrency-extras' is not used by any target
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Build
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Selected platform: macosSpm
Swift version: 6.0
Building package at path: $PWD
https://github.com/pointfreeco/swift-concurrency-extras.git
https://github.com/pointfreeco/swift-concurrency-extras.git
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Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats
[1/1] Compiling plugin Swift-DocC
[2/2] Compiling plugin Swift-DocC Preview
Building for debugging...
[2/4] Write sources
[3/4] Write swift-version-5BDAB9E9C0126B9D.txt
[5/15] Compiling ConcurrencyExtras Task.swift
[6/16] Compiling ConcurrencyExtras Result.swift
[7/16] Compiling ConcurrencyExtras MainSerialExecutor.swift
[8/16] Compiling ConcurrencyExtras LockIsolated.swift
[9/16] Compiling ConcurrencyExtras UncheckedBox.swift
[10/16] Compiling ConcurrencyExtras ActorIsolated.swift
[11/16] Compiling ConcurrencyExtras AnyHashableSendable.swift
[12/16] Emitting module ConcurrencyExtras
[13/16] Compiling ConcurrencyExtras AsyncThrowingStream.swift
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[15/16] Compiling ConcurrencyExtras Locking.swift
[16/16] Compiling ConcurrencyExtras UncheckedSendable.swift
Build complete! (19.03s)
Build complete.
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✅ Doc result (pending) reported
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GenerateDocs
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Generating docs at path: $PWD/.docs/pointfreeco/swift-concurrency-extras/main
Repository: pointfreeco/swift-concurrency-extras
Swift version used: 6.0
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Target: ConcurrencyExtras
Generating documentation for 'ConcurrencyExtras'...
Converting documentation...
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ConcurrencyExtras.md:92:47-92:53
90 | Some asynchronous code is [notoriously difficult][reliably-testing-swift-concurrency] to test in
91 | Swift due to how suspension points are processed by the runtime. The library comes with a static
92 + function, ``withMainSerialExecutor(operation:)-79jpc``, that runs all tasks spawned in an operation
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
93 | serially and deterministically. This function can be used to make asynchronous tests faster and less
94 | flakey.
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ConcurrencyExtras.md:189:67-189:73
187 | causing a test failure.
188 |
189 + If we wrap the entire test in ``withMainSerialExecutor(operation:)-79jpc``, then it will pass
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
190 | deterministically, 100% of the time:
191 |
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ConcurrencyExtras.md:220:56-220:62
218 | Now the entire `FeatureModelTests` test case will be run on the main, serial executor.
219 |
220 + Note that by using ``withMainSerialExecutor(operation:)-79jpc`` you are technically making your
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
221 | tests behave in a manner that is different from how they would run in production. However, many
222 | tests written on a day-to-day basis due not invoke the full-blown vagaries of concurrency. Instead
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ConcurrencyExtras.md:228:37-228:43
226 | If your code has truly complex asynchronous and concurrent operations, then it may be handy to write
227 | two sets of tests: one set that targets the main executor (using
228 + ``withMainSerialExecutor(operation:)-79jpc``) so that you can deterministically assert how the core
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
229 | system behaves, and then another set that targets the default, global executor that will probably
230 | need to make weaker assertions due to non-determinism, but can still assert on some things.
warning: '5wq73' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ConcurrencyExtras.md:244:39-244:45
242 |
243 | - <doc:ReliablyTestingAsync>
244 + - ``withMainSerialExecutor(operation:)-5wq73``
| ├─suggestion: Replace '-5wq73' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-5wq73' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
245 |
246 | ### Preconcurrency
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ReliablyTestingAsync.md:178:68-178:74
176 | And so if Apple can write tests like this, why can't we?
177 |
178 + Well, now we can thanks to the ``withMainSerialExecutor(operation:)-79jpc`` tool that ships with
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
179 | this library. It temporarily alters the manner in which Swift enqueues asynchronous work in order
180 | to serialize it to the main thread. This allows you to test every facet of the async code, including
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ReliablyTestingAsync.md:226:56-226:62
224 | ## Testing reality
225 |
226 + Note that by using ``withMainSerialExecutor(operation:)-79jpc`` you are technically making your
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
227 | tests behave in a manner that is different from how they would run in production. However, many
228 | tests written on a day-to-day basis do not invoke the full-blown vagaries of concurrency. Instead,
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ReliablyTestingAsync.md:251:37-251:43
249 | a deterministic sequence of outputs, the same is true of user actions in an application. And so we
250 | too feel that many of the tests we write on a daily basis can be run inside
251 + ``withMainSerialExecutor(operation:)-79jpc`` and that we are not weakening the strength of those
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
252 | tests in the least.
253 |
warning: '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'
--> ReliablyTestingAsync.md:255:111-255:117
253 |
254 | However, if your code has truly complex asynchronous and concurrent operations, then it may be handy
255 + to write two sets of tests: one set that targets the main executor (using ``withMainSerialExecutor(operation:)-79jpc``)
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
256 | so that you can deterministically assert how the core system behaves, and then another set that
257 | targets the default, global executor. The latter tests will probably need to make weaker assertions
warning: No symbol matched 'ConcurrencyExtras/withMainSerialExecutor(operation:)-79jpc'. '79jpc' isn't a disambiguation for 'withMainSerialExecutor(operation:)' at '/ConcurrencyExtras'.
--> WithMainSerialExecutor.md:1:3-1:65
1 + # ``ConcurrencyExtras/withMainSerialExecutor(operation:)-79jpc``
| ├─suggestion: Replace '-79jpc' with '-6s3c0' for'@MainActor func withMainSerialExecutor(operation: @isolated(any) () async throws -> Void) async rethrows'
| ╰─suggestion: Replace '-79jpc' with '-7fqt1' for'func withMainSerialExecutor(operation: () throws -> Void) rethrows'
2 |
3 | ## TopicsConversion complete! (0.38s)
Generated DocC archive at '/Users/admin/builder/spi-builder-workspace/.docs/pointfreeco/swift-concurrency-extras/main'
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[3/12] Compiling ConcurrencyExtras Result.swift
[4/12] Compiling ConcurrencyExtras AsyncThrowingStream.swift
[5/12] Compiling ConcurrencyExtras LockIsolated.swift
[6/12] Compiling ConcurrencyExtras AsyncStream.swift
[7/12] Compiling ConcurrencyExtras UncheckedBox.swift
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Build of target: 'ConcurrencyExtras' complete! (1.37s)
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SyncDocs
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Doc archive source directory: $PWD/.docs/pointfreeco/swift-concurrency-extras/main
File count: 236
Doc size: 3.0MB
Preparing doc bundle ...
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