Enable Swift 6 mode

Author: rechsteiner

.swift-version

@@ -1 +1 @@
-5.10
+6.0

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.10
+// swift-tools-version: 6.0
 import PackageDescription
 
 let package = Package(

Parchment.xcodeproj/project.pbxproj

@@ -1275,7 +1275,6 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.ParchmentTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 5.0;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/Example.app/Example";
 			};
 			name = Debug;
@@ -1292,7 +1291,6 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.ParchmentTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 5.0;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/Example.app/Example";
 			};
 			name = Release;
@@ -1351,7 +1349,7 @@
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0.1;
+				SWIFT_VERSION = 6.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -1406,7 +1404,7 @@
 				SDKROOT = iphoneos;
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
-				SWIFT_VERSION = 3.0.1;
+				SWIFT_VERSION = 6.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
 				VERSIONING_SYSTEM = "apple-generic";
@@ -1441,7 +1439,6 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -1471,7 +1468,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.Parchment;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
@@ -1489,7 +1485,6 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.Example;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -1507,7 +1502,6 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.Example;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
@@ -1535,7 +1529,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.ParchmentUITests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
-				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				TEST_TARGET_NAME = Example;
 			};
@@ -1563,7 +1556,6 @@
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.ParchmentUITests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				TEST_TARGET_NAME = Example;
 			};
@@ -1595,7 +1587,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.ExampleSwiftUI;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
-				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -1624,7 +1615,6 @@
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.martinrechsteiner.ExampleSwiftUI;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;