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import PackagePlugin
import Foundation
@main
struct LintPlugin {
func lint(tool: PluginContext.Tool, targetDirectories: [String], configurationFilePath: String?) throws {
let swiftFormatExec = URL(fileURLWithPath: tool.path.string)
var arguments: [String] = ["lint"]
arguments.append(contentsOf: targetDirectories)
arguments.append(contentsOf: ["--recursive", "--parallel", "--strict"])
if let configurationFilePath = configurationFilePath {
arguments.append(contentsOf: ["--configuration", configurationFilePath])
}
let process = try Process.run(swiftFormatExec, arguments: arguments)
process.waitUntilExit()
if process.terminationReason == .exit && process.terminationStatus == 0 {
print("Linted the source code.")
}
else {
let problem = "\(process.terminationReason):\(process.terminationStatus)"
Diagnostics.error("swift-format invocation failed: \(problem)")
}
}
}
extension LintPlugin: CommandPlugin {
func performCommand(
context: PluginContext,
arguments: [String]
) async throws {
let swiftFormatTool = try context.tool(named: "swift-format")
// Extract the arguments that specify what targets to format.
var argExtractor = ArgumentExtractor(arguments)
let targetNames = argExtractor.extractOption(named: "target")
let targetsToFormat = targetNames.isEmpty ? context.package.targets : try context.package.targets(named: targetNames)
let configurationFilePath = argExtractor.extractOption(named: "swift-format-configuration").first
let sourceCodeTargets = targetsToFormat.compactMap { $0 as? SourceModuleTarget }
try lint(
tool: swiftFormatTool,
targetDirectories: sourceCodeTargets.map(\.directory.string),
configurationFilePath: configurationFilePath
)
}
}
#if canImport(XcodeProjectPlugin)
import XcodeProjectPlugin
extension LintPlugin: XcodeCommandPlugin {
func performCommand(context: XcodeProjectPlugin.XcodePluginContext, arguments: [String]) throws {
let swiftFormatTool = try context.tool(named: "swift-format")
var argExtractor = ArgumentExtractor(arguments)
let configurationFilePath = argExtractor.extractOption(named: "swift-format-configuration").first
try lint(
tool: swiftFormatTool,
targetDirectories: [context.xcodeProject.directory.string],
configurationFilePath: configurationFilePath
)
}
}
#endif
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