Fix tests when not running from within Xcode

Package.swift

@@ -80,6 +80,7 @@ let package = Package(
       dependencies: [
         "Core",
         .product(name: "CustomDump", package: "swift-custom-dump"),
+        .product(name: "Rainbow", package: "Rainbow"),
       ]
     ),
     .testTarget(name: "CoreTests", dependencies: ["Core", "TestSupport"]),

Sources/Core/AutoCorrection.swift

@@ -25,10 +25,10 @@ public struct AutoCorrection: Codable, Equatable {
       for difference in afterLines.difference(from: beforeLines).sorted() {
         switch difference {
         case let .insert(offset, element, _):
-          lines.append("+ [L\(offset + 1)] \(element)".green)
+          lines.append("+ [L\(offset + 1)] \(element)".coloredAsAdded)
 
         case let .remove(offset, element, _):
-          lines.append("- [L\(offset + 1)] \(element)".red)
+          lines.append("- [L\(offset + 1)] \(element)".coloredAsRemoved)
         }
       }
 
@@ -37,8 +37,8 @@ public struct AutoCorrection: Codable, Equatable {
     else {
       return [
         "Autocorrection applied, the diff is: (+ added, - removed)",
-        "- \(before.showWhitespacesAndNewlines())".red,
-        "+ \(after.showWhitespacesAndNewlines())".green,
+        "- \(before.showWhitespacesAndNewlines())".coloredAsRemoved,
+        "+ \(after.showWhitespacesAndNewlines())".coloredAsAdded,
       ]
     }
   }
@@ -86,3 +86,21 @@ extension CollectionDifference.Change: Comparable where ChangeElement == String
     }
   }
 }
+
+fileprivate extension String {
+  var coloredAsAdded: String {
+    #if DEBUG
+      self  // do not color when running tests
+    #else
+      green
+    #endif
+  }
+
+  var coloredAsRemoved: String {
+    #if DEBUG
+      self  // do not color when running tests
+    #else
+      red
+    #endif
+  }
+}

Sources/TestSupport/TestLogger.swift

@@ -1,5 +1,6 @@
 import Foundation
 import Core
+import Rainbow
 
 public final class TestLogger: Loggable {
   public var loggedMessages: [String]
@@ -12,12 +13,12 @@ public final class TestLogger: Loggable {
   public func message(_ message: String, level: PrintLevel, location: Location?) {
     if let location = location {
       loggedMessages.append(
-        "[\(level.rawValue)] \(location.locationMessage(pathType: .relative)) \(message)"
+        "[\(level.rawValue)] \(location.locationMessage(pathType: .relative)) \(message.clearColor.clearStyles)"
       )
     }
     else {
       loggedMessages.append(
-        "[\(level.rawValue)] \(message)"
+        "[\(level.rawValue)] \(message.clearColor.clearStyles)"
       )
     }
   }

Tests/CheckersTests/LintTests.swift

@@ -276,6 +276,7 @@ final class LintTests: XCTestCase {
         check: .init(id: "1", hint: "hint #1"),
         regex: .init(#"(let|var) (\w+)=(\w+)"#),
         matchingExamples: ["let x=4"],
+        includeFilters: [try! Regex(#"\#(tempDir)/*"#)],
         autoCorrectReplacement: "$1 $2 = $3",
         autoCorrectExamples: [.init(before: "let x=4", after: "let x = 4")]
       )
@@ -306,7 +307,7 @@ final class LintTests: XCTestCase {
   func testCheckFilePaths() throws {
     let violations = try Lint.checkFilePaths(
       check: .init(id: "2", hint: "hint for #2", severity: .warning),
-      regex: .init(#"README\.md"#),
+      regex: .init(#"README\.markdown"#),
       violateIfNoMatchesFound: true
     )