Windows Port

Package.swift

@@ -52,7 +52,7 @@ let package = Package(
         .target(
             name: "SwiftLintCore",
             dependencies: [
-                .product(name: "CryptoSwift", package: "CryptoSwift", condition: .when(platforms: [.linux])),
+                .product(name: "CryptoSwift", package: "CryptoSwift", condition: .when(platforms: [.linux, .windows])),
                 .target(name: "DyldWarningWorkaround", condition: .when(platforms: [.macOS])),
                 .product(name: "SourceKittenFramework", package: "SourceKitten"),
                 .product(name: "SwiftIDEUtils", package: "swift-syntax"),

Plugins/SwiftLintPlugin/Path+Helpers.swift

@@ -3,6 +3,8 @@ import PackagePlugin
 
 #if os(Linux)
 import Glibc
+#elseif os(Windows)
+import ucrt
 #else
 import Darwin
 #endif
@@ -33,9 +35,15 @@ extension Path {
 
     /// Safe way to check if the file is accessible from within the current process sandbox.
     private func isAccessible() -> Bool {
+#if os(Windows)
+        let result = string.withCString(encodedAs: UTF16.self) {
+            _waccess($0, 04)
+        }
+#else
         let result = string.withCString { pointer in
             access(pointer, R_OK)
         }
+#endif
 
         return result == 0
     }

Source/SwiftLintBuiltInRules/Rules/Metrics/LineLengthRule.swift

@@ -135,7 +135,7 @@ private extension String {
     var strippingURLs: String {
         let range = fullNSRange
         // Workaround for Linux until NSDataDetector is available
-        #if os(Linux)
+        #if os(Linux) || os(Windows)
             // Regex pattern from http://daringfireball.net/2010/07/improved_regex_for_matching_urls
             let pattern = "(?i)\\b((?:[a-z][\\w-]+:(?:/{1,3}|[a-z0-9%])|www\\d{0,3}[.]|[a-z0-9.\\-]+[.][a-z]{2,4}/)" +
                 "(?:[^\\s()<>]+|\\(([^\\s()<>]+|(\\([^\\s()<>]+\\)))*\\))+(?:\\(([^\\s()<>]+|(\\([^\\s()<>]+\\)))*" +

Source/SwiftLintCore/Extensions/Configuration+Remote.swift

@@ -4,6 +4,10 @@ import Foundation // swiftlint:disable:this file_name
 import FoundationNetworking
 #endif
 
+#if os(Windows)
+import func WinSDK.Sleep
+#endif
+
 internal extension Configuration.FileGraph.FilePath {
     // MARK: - Properties: Remote Cache
     /// This should never be touched.
@@ -87,7 +91,11 @@ internal extension Configuration.FileGraph.FilePath {
             while true {
                 if taskDone { break }
                 if Date().timeIntervalSince(startDate) > timeout { task.cancel(); break }
+#if os(Windows)
+                Sleep(50)
+#else
                 usleep(50_000) // Sleep for 50 ms
+#endif
             }
 
             // Handle wrong data

Source/SwiftLintCore/Helpers/Glob.swift

@@ -8,10 +8,16 @@ private let globFunction = Darwin.glob
 import Glibc
 
 private let globFunction = Glibc.glob
+#elseif canImport(ucrt)
+import ucrt
 #else
 #error("Unsupported platform")
 #endif
 
+#if os(Windows)
+import WinSDK
+#endif
+
 // Adapted from https://gist.github.com/efirestone/ce01ae109e08772647eb061b3bb387c3
 
 struct Glob {
@@ -23,12 +29,35 @@ struct Glob {
 
         return expandGlobstar(pattern: pattern)
             .reduce(into: [String]()) { paths, pattern in
+#if os(Windows)
+                URL(fileURLWithPath: pattern).withUnsafeFileSystemRepresentation {
+                    var ffd: WIN32_FIND_DATAW = WIN32_FIND_DATAW()
+
+                    let hDirectory: HANDLE = String(cString: $0!).withCString(encodedAs: UTF16.self) {
+                        FindFirstFileW($0, &ffd)
+                    }
+                    if hDirectory == INVALID_HANDLE_VALUE { return }
+                    defer { FindClose(hDirectory) }
+
+                    repeat {
+                        let path: String = withUnsafePointer(to: &ffd.cFileName) {
+                            $0.withMemoryRebound(to: UInt16.self, capacity: MemoryLayout.size(ofValue: $0) / MemoryLayout<WCHAR>.size) {
+                                String(decodingCString: $0, as: UTF16.self)
+                            }
+                        }
+                        if path != "." && path != ".." {
+                            paths.append(path)
+                        }
+                    } while FindNextFileW(hDirectory, &ffd)
+                }
+#else
                 var globResult = glob_t()
                 defer { globfree(&globResult) }
 
                 if globFunction(pattern, GLOB_TILDE | GLOB_BRACE | GLOB_MARK, nil, &globResult) == 0 {
                     paths.append(contentsOf: populateFiles(globResult: globResult))
                 }
+#endif
             }
             .unique
             .sorted()
@@ -90,6 +119,7 @@ struct Glob {
         return isDirectory && isDirectoryBool.boolValue
     }
 
+#if !os(Windows)
     private static func populateFiles(globResult: glob_t) -> [String] {
 #if os(Linux)
         let matchCount = globResult.gl_pathc
@@ -100,4 +130,5 @@ struct Glob {
             globResult.gl_pathv[index].flatMap { String(validatingUTF8: $0) }
         }
     }
+#endif
 }

Source/SwiftLintCore/Helpers/Reachability.swift

@@ -1,4 +1,4 @@
-#if !os(Linux)
+#if os(macOS)
 import SystemConfiguration
 #endif
 
@@ -9,9 +9,9 @@ enum Reachability {
     }
 
     /// Returns whether the device is connected to a network, if known.
-    /// On Linux, this always evaluates to `nil`.
+    /// On Linux and Windows, this always evaluates to `nil`.
     static var connectivityStatus: ConnectivityStatus {
-#if os(Linux)
+#if os(Linux) || os(Windows)
         return .unknown
 #else
         var zeroAddress = sockaddr_in()

Source/swiftlint/Commands/Rules.swift

@@ -3,12 +3,17 @@ import ArgumentParser
 import Darwin
 #elseif canImport(Glibc)
 import Glibc
+#elseif canImport(ucrt)
+import ucrt
 #else
 #error("Unsupported platform")
 #endif
 import Foundation
 import SwiftLintFramework
 import SwiftyTextTable
+#if os(Windows)
+import WinSDK
+#endif
 
 private typealias SortedRules = [(String, any Rule.Type)]
 
@@ -149,12 +154,20 @@ private extension TextTable {
 
 private struct Terminal {
     static func currentWidth() -> Int {
+#if os(Windows)
+        var csbi = CONSOLE_SCREEN_BUFFER_INFO()
+        guard GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi) else {
+            return 80
+        }
+        return Int(csbi.srWindow.Right - csbi.srWindow.Left) + 1
+#else
         var size = winsize()
 #if os(Linux)
         _ = ioctl(CInt(STDOUT_FILENO), UInt(TIOCGWINSZ), &size)
 #else
         _ = ioctl(STDOUT_FILENO, TIOCGWINSZ, &size)
 #endif
         return Int(size.ws_col)
+#endif
     }
 }

Source/swiftlint/Extensions/Configuration+CommandLine.swift

@@ -40,7 +40,7 @@ private func scriptInputFiles() throws -> [SwiftLintFile] {
     }
 }
 
-#if os(Linux)
+#if os(Linux) || os(Windows)
 private func autoreleasepool<T>(block: () -> T) -> T { return block() }
 #endif
 

Source/swiftlint/Helpers/LintOrAnalyzeCommand.swift

@@ -330,7 +330,7 @@ private actor CorrectionsBuilder {
 }
 
 private func memoryUsage() -> String? {
-#if os(Linux)
+#if os(Linux) || os(Windows)
     return nil
 #else
     var info = mach_task_basic_info()

Source/swiftlint/Helpers/ProgressBar.swift

@@ -53,7 +53,7 @@ actor ProgressBar {
     }
 }
 
-#if os(Linux)
+#if os(Linux) || os(Windows)
 // swiftlint:disable:next identifier_name
 private let NSEC_PER_SEC = 1_000_000_000
 #endif