ci: add CI

.github/dependabot.yml

@@ -5,8 +5,8 @@
 
 version: 2
 updates:
-  - package-ecosystem: "swift" # See documentation for possible values
-    directory: "/" # Location of package manifests
+  - package-ecosystem: "swift"
+    directory: "/"
     schedule:
       interval: "weekly"
     reviewers:

.github/workflows/ci.yml

@@ -0,0 +1,34 @@
+name: ci
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container: swift:5.10
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
+        with:
+          path: .build
+          key: ${{ runner.os }}-spm-${{ hashFiles('Package.resolved') }}
+          restore-keys: |
+            ${{ runner.os }}-spm-
+      - run: swift --version
+      - run: swift build
+  lint:
+    runs-on: ubuntu-latest
+    container: swift:6.0
+    steps:
+      - uses: actions/checkout@v4
+      - run: swift format lint -rsp .
+  yamllint:
+    runs-on: ubuntu-latest
+    container: alpine:3.21
+    steps:
+      - uses: actions/checkout@v4
+      - run: apk update && apk add yamllint
+      - run: yamllint --version
+      - run: yamllint --strict --config-file .yamllint.yml .

.swift-format

@@ -0,0 +1,70 @@
+{
+  "fileScopedDeclarationPrivacy" : {
+    "accessLevel" : "private"
+  },
+  "indentConditionalCompilationBlocks" : true,
+  "indentSwitchCaseLabels" : false,
+  "indentation" : {
+    "spaces" : 4
+  },
+  "lineBreakAroundMultilineExpressionChainComponents" : true,
+  "lineBreakBeforeControlFlowKeywords" : false,
+  "lineBreakBeforeEachArgument" : true,
+  "lineBreakBeforeEachGenericRequirement" : true,
+  "lineLength" : 120,
+  "maximumBlankLines" : 1,
+  "multiElementCollectionTrailingCommas" : true,
+  "noAssignmentInExpressions" : {
+    "allowedFunctions" : [
+      "XCTAssertNoThrow"
+    ]
+  },
+  "prioritizeKeepingFunctionOutputTogether" : true,
+  "respectsExistingLineBreaks" : true,
+  "rules" : {
+    "AllPublicDeclarationsHaveDocumentation" : false,
+    "AlwaysUseLiteralForEmptyCollectionInit" : false,
+    "AlwaysUseLowerCamelCase" : true,
+    "AmbiguousTrailingClosureOverload" : true,
+    "BeginDocumentationCommentWithOneLineSummary" : true,
+    "DoNotUseSemicolons" : true,
+    "DontRepeatTypeInStaticProperties" : true,
+    "FileScopedDeclarationPrivacy" : true,
+    "FullyIndirectEnum" : true,
+    "GroupNumericLiterals" : true,
+    "IdentifiersMustBeASCII" : true,
+    "NeverForceUnwrap" : true,
+    "NeverUseForceTry" : true,
+    "NeverUseImplicitlyUnwrappedOptionals" : true,
+    "NoAccessLevelOnExtensionDeclaration" : true,
+    "NoAssignmentInExpressions" : true,
+    "NoBlockComments" : true,
+    "NoCasesWithOnlyFallthrough" : true,
+    "NoEmptyTrailingClosureParentheses" : true,
+    "NoLabelsInCasePatterns" : true,
+    "NoLeadingUnderscores" : true,
+    "NoParensAroundConditions" : true,
+    "NoPlaygroundLiterals" : true,
+    "NoVoidReturnOnFunctionSignature" : true,
+    "OmitExplicitReturns" : true,
+    "OneCasePerLine" : true,
+    "OneVariableDeclarationPerLine" : true,
+    "OnlyOneTrailingClosureArgument" : true,
+    "OrderedImports" : true,
+    "ReplaceForEachWithForLoop" : true,
+    "ReturnVoidInsteadOfEmptyTuple" : true,
+    "TypeNamesShouldBeCapitalized" : true,
+    "UseEarlyExits" : true,
+    "UseExplicitNilCheckInConditions" : true,
+    "UseLetInEveryBoundCaseVariable" : true,
+    "UseShorthandTypeNames" : true,
+    "UseSingleLinePropertyGetter" : true,
+    "UseSynthesizedInitializer" : true,
+    "UseTripleSlashForDocumentationComments" : true,
+    "UseWhereClausesInForLoops" : true,
+    "ValidateDocumentationComments" : true
+  },
+  "spacesAroundRangeFormationOperators" : false,
+  "tabWidth" : 4,
+  "version" : 1
+}

.yamllint.yml

@@ -0,0 +1,7 @@
+extends: default
+
+rules:
+  line-length: false
+  document-start: false
+  truthy:
+    check-keys: false

Package.swift

@@ -11,14 +11,14 @@ let package = Package(
         )
     ],
     dependencies: [
-        .package(url: "https://github.com/apple/swift-log", from: "1.5.4"),
+        .package(url: "https://github.com/apple/swift-log", from: "1.5.4")
     ],
     targets: [
         .target(
             name: "LoggingPlayground",
             dependencies: [
                 .product(name: "Logging", package: "swift-log")
             ]
-        ),
+        )
     ]
 )

Sources/PlaygroundHandler.swift

@@ -30,6 +30,7 @@ public struct PlaygroundHandler {
         strftime(&buffer, buffer.count, "%Y-%m-%dT%H:%M:%S%z", localTime)
         return buffer.withUnsafeBufferPointer {
             $0.withMemoryRebound(to: CChar.self) {
+                // swift-format-ignore: NeverForceUnwrap
                 String(cString: $0.baseAddress!)
             }
         }