Create WorkspaceSettings model

Fixtures/WorkspaceSettings.xcsettings

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "https://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+ <key>BuildSystemType</key>
+ <string>Original</string>
+</dict>
+</plist>

Sources/xcodeproj/Project/WorkspaceSettings.swift

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+import Foundation
+import PathKit
+
+public enum WorkspaceSettingsError: Error {
+ /// thrown when the settings file was not found.
+ case notFound(path: Path)
+}
+
+/// It represents the WorkspaceSettings.xcsettings file under a workspace data directory.
+public class WorkspaceSettings: Decodable {
+ /// Workspace build system.
+ public let buildSystem: String?
+
+ /// Decodable coding keys.
+ ///
+ /// - buildSystem: Build system.
+ enum CodingKeys: String, CodingKey {
+ case buildSystem = "BuildSystemType"
+ }
+
+ /// Initializes the settings reading the values from the WorkspaceSettings.xcsettings file.
+ ///
+ /// - Parameter path: Path to the WorkspaceSettings.xcsettings
+ /// - Returns: The initialized workspace settings.
+ /// - Throws: An error if the file doesn't exist or has an invalid format.
+ public static func at(path: Path) throws -> WorkspaceSettings {
+ if !path.exists {
+ throw WorkspaceSettingsError.notFound(path: path)
+ }
+ let data = try Data(contentsOf: path.url)
+ let plistDecoder = PropertyListDecoder()
+ return try plistDecoder.decode(WorkspaceSettings.self, from: data)
+ }
+}

Tests/xcodeprojTests/Project/WorkspaceSettingsTests.swift

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+import Foundation
+import PathKit
+import XCTest
+
+@testable import xcodeproj
+
+final class WorkspaceSettingsTests: XCTestCase {
+ func test_init() throws {
+ let path = fixturesPath() + "WorkspaceSettings.xcsettings"
+ let got = try WorkspaceSettings.at(path: path)
+ XCTAssertEqual(got.buildSystem, "Original")
+ }
+}