Add an option to release as a prerelease

Package.swift

@@ -15,13 +15,13 @@ let package = Package(
     dependencies: [
         // dev .package(url: "https://github.com/danger/swift", from: "3.0.0"),
         // dev .package(path: "Submodules/WeTransfer-iOS-CI/Danger-Swift"),
-        .package(url: "https://github.com/WeTransfer/Mocker.git", from: "2.0.0"),
+        // dev .package(url: "https://github.com/WeTransfer/Mocker.git", from: "2.1.0"),
 //        .package(url: "https://github.com/nerdishbynature/octokit.swift", from: "0.9.0"),
         .package(url: "https://github.com/nerdishbynature/octokit.swift", .branch("feature/bugfixes")),
         .package(url: "https://github.com/apple/swift-package-manager.git", from: "0.1.0")
     ],
     targets: [
-        .testTarget(name: "GitBuddyTests", dependencies: ["GitBuddy", "Mocker"]),
+        // dev .testTarget(name: "GitBuddyTests", dependencies: ["GitBuddy", "Mocker"]),
         // dev .target(name: "DangerDependencies", dependencies: ["Danger", "WeTransferPRLinter"], path: "Submodules/WeTransfer-iOS-CI/Danger-Swift", sources: ["DangerFakeSource.swift"]),
         .target(name: "GitBuddy", dependencies: ["GitBuddyCore"]),
         .target(name: "GitBuddyCore", dependencies: ["OctoKit", "SPMUtility"])

README.md

@@ -19,9 +19,10 @@ $ gitbuddy changelog --help
 OVERVIEW: Create a changelog for GitHub repositories
 
 OPTIONS:
-  --baseBranch, -b   The base branch to compare with. Defaults to master.
-  --sinceTag, -s     The tag to use as a base. Defaults to the latest tag.
-  --verbose          Show extra logging for debugging purposes
+  --base-branch, -b   The base branch to compare with. Defaults to master.
+  --help              Display available options
+  --since-tag, -s     The tag to use as a base. Defaults to the latest tag.
+  --verbose           Show extra logging for debugging purposes
 ```
 
 This command generates a changelog based on merged PRs and fixed issues. Once a PR contains a reference like `"Fixed #30"`, the title of issue 30 will be included in the changelog. Otherwise, the Pull Request title will be used.
@@ -44,9 +45,11 @@ $ gitbuddy release --help
 OVERVIEW: Create a new release including a changelog and publish comments on related issues
 
 OPTIONS:
-  --changelogPath, -c   The path to the Changelog to update it with the latest changes
-  --skipComments, -s    Disable commenting on issues and PRs about the new release
-  --verbose             Show extra logging for debugging purposes
+  --changelog-path, -c    The path to the Changelog to update it with the latest changes
+  --help                  Display available options
+  --skip-comments, -s     Disable commenting on issues and PRs about the new release
+  --use-pre-release, -p   Create the release as a pre-release
+  --verbose               Show extra logging for debugging purposes
 ```
 
 The `release` command can be used to transform the latest tag into a GitHub release including the changelog as a body.

Sources/GitBuddyCore/Release/ReleaseProducer.swift

@@ -15,15 +15,18 @@ struct ReleaseCommand: Command {
     static let description = "Create a new release including a changelog and publish comments on related issues"
     let changelogPath: OptionArgument<String>
     let skipComments: OptionArgument<Bool>
+    let isPrelease: OptionArgument<Bool>
 
     init(subparser: ArgumentParser) {
         changelogPath = subparser.add(option: "--changelog-path", shortName: "-c", kind: String.self, usage: "The path to the Changelog to update it with the latest changes")
         skipComments = subparser.add(option: "--skip-comments", shortName: "-s", kind: Bool.self, usage: "Disable commenting on issues and PRs about the new release")
+        isPrelease = subparser.add(option: "--use-pre-release", shortName: "-p", kind: Bool.self, usage: "Create the release as a pre-release")
     }
 
     @discardableResult func run(using arguments: ArgumentParser.Result) throws -> String {
         let changelogProducer = try ReleaseProducer(changelogPath: arguments.get(changelogPath),
-                                                    skipComments: arguments.get(skipComments) ?? false)
+                                                    skipComments: arguments.get(skipComments) ?? false,
+                                                    isPrelease: arguments.get(isPrelease) ?? false)
 
         Log.debug("Result of creating the release:\n")
         return try changelogProducer.run().url.absoluteString
@@ -36,14 +39,16 @@ final class ReleaseProducer: URLSessionInjectable, ShellInjectable {
     private lazy var octoKit: Octokit = Octokit()
     let changelogURL: Foundation.URL?
     let skipComments: Bool
+    let isPrelease: Bool
 
-    init(changelogPath: String?, skipComments: Bool) throws {
+    init(changelogPath: String?, skipComments: Bool, isPrelease: Bool) throws {
         if let changelogPath = changelogPath {
             changelogURL = URL(string: changelogPath)
         } else {
             changelogURL = nil
         }
         self.skipComments = skipComments
+        self.isPrelease = isPrelease
     }
 
     @discardableResult public func run() throws -> Release {
@@ -108,7 +113,7 @@ final class ReleaseProducer: URLSessionInjectable, ShellInjectable {
         group.enter()
 
         var result: Result<Foundation.URL, Swift.Error>!
-        octoKit.postRelease(urlSession, owner: project.organisation, repository: project.repository, tagName: tag.name, name: tag.name, body: body, prerelease: false, draft: false) { (response) in
+        octoKit.postRelease(urlSession, owner: project.organisation, repository: project.repository, tagName: tag.name, name: tag.name, body: body, prerelease: isPrelease, draft: false) { (response) in
             switch response {
             case .success(let release):
                 result = .success(release.htmlURL)

Tests/GitBuddyTests/Release/ReleaseProducerTests.swift

@@ -41,6 +41,28 @@ final class ReleaseProducerTests: XCTestCase {
         XCTAssertEqual(releaseURL, "https://github.com/WeTransfer/ChangelogProducer/releases/tag/1.0.1")
     }
 
+    /// It should set the parameters correctly.
+    func testPostBodyArguments() throws {
+        let mockExpectation = expectation(description: "Mocks should be called")
+        var mock = Mocker.mockRelease()
+        mock.onRequest = { _, parameters in
+            guard let parameters = try? XCTUnwrap(parameters) else { return }
+            XCTAssertEqual(parameters["prerelease"] as? Bool, false)
+            XCTAssertEqual(parameters["draft"] as? Bool, false)
+            XCTAssertEqual(parameters["tag_name"] as? String, "1.0.1")
+            XCTAssertEqual(parameters["name"] as? String, "1.0.1")
+            XCTAssertEqual(parameters["body"] as? String, """
+            - Add charset utf-8 to html head ([#50](https://github.com/WeTransfer/Diagnostics/pull/50)) via @AvdLee
+            - Get warning for file 'style.css' after building ([#39](https://github.com/WeTransfer/Diagnostics/issues/39)) via @AvdLee
+            """)
+            mockExpectation.fulfill()
+        }
+        mock.register()
+
+        _ = try GitBuddy.run(arguments: ["GitBuddy", "release", "-s"], configuration: configuration)
+        wait(for: [mockExpectation], timeout: 0.3)
+    }
+
     /// It should update the changelog file if the argument is set.
     func testChangelogUpdating() throws {
         let existingChangelog = """
@@ -83,7 +105,7 @@ final class ReleaseProducerTests: XCTestCase {
 
     /// It should not post comments if --skipComments is passed as an argument.
     func testSkippingComments() throws {
-        let mockExpectation = expectation(description: "Mocks should be called")
+        let mockExpectation = expectation(description: "Mock should not be called")
         mockExpectation.isInverted = true
         var mock = Mocker.mockForCommentingOn(issueNumber: 39)
         mock.completion = {
@@ -94,4 +116,19 @@ final class ReleaseProducerTests: XCTestCase {
         _ = try GitBuddy.run(arguments: ["GitBuddy", "release", "-s"], configuration: configuration)
         wait(for: [mockExpectation], timeout: 0.3)
     }
+
+    /// It should use the prerelease setting.
+    func testPrerelease() throws {
+        let mockExpectation = expectation(description: "Mocks should be called")
+        var mock = Mocker.mockRelease()
+        mock.onRequest = { _, parameters in
+            guard let parameters = try? XCTUnwrap(parameters) else { return }
+            XCTAssertTrue(parameters["prerelease"] as? Bool == true)
+            mockExpectation.fulfill()
+        }
+        mock.register()
+
+        _ = try GitBuddy.run(arguments: ["GitBuddy", "release", "-s", "-p"], configuration: configuration)
+        wait(for: [mockExpectation], timeout: 0.3)
+    }
 }

Tests/GitBuddyTests/TestHelpers/Mocks.swift

@@ -79,9 +79,11 @@ extension Mocker {
         Mock(url: urlComponents.url!, dataType: .json, statusCode: 200, data: [.get: issueJSONData]).register()
     }
 
-    static func mockRelease() {
+    @discardableResult static func mockRelease() -> Mock {
         let releaseJSONData = ReleaseJSON.data(using: .utf8)!
-        Mock(url: URL(string: "https://api.github.com/repos/WeTransfer/Diagnostics/releases")!, dataType: .json, statusCode: 201, data: [.post: releaseJSONData]).register()
+        let mock = Mock(url: URL(string: "https://api.github.com/repos/WeTransfer/Diagnostics/releases")!, dataType: .json, statusCode: 201, data: [.post: releaseJSONData])
+        mock.register()
+        return mock
     }
 
     static func mockForCommentingOn(issueNumber: Int) -> Mock {