Merge pull request #25 from Carthage/use-result

Use antitypical/Result

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "Carthage.checkout/LlamaKit"]
-	path = Carthage/Checkouts/LlamaKit
-	url = https://github.com/LlamaKit/LlamaKit.git
 [submodule "Carthage.checkout/Nimble"]
 	path = Carthage/Checkouts/Nimble
 	url = https://github.com/Quick/Nimble.git
@@ -10,3 +7,9 @@
 [submodule "Carthage.checkout/xcconfigs"]
 	path = Carthage/Checkouts/xcconfigs
 	url = https://github.com/jspahrsummers/xcconfigs.git
+[submodule "Carthage/Checkouts/Box"]
+	path = Carthage/Checkouts/Box
+	url = https://github.com/robrix/Box.git
+[submodule "Carthage/Checkouts/Result"]
+	path = Carthage/Checkouts/Result
+	url = https://github.com/antitypical/Result.git

Cartfile

@@ -1 +1 @@
-github "LlamaKit/LlamaKit" == 0.6
+github "antitypical/Result" ~> 0.4

Cartfile.private

@@ -1,3 +1,3 @@
-github "Quick/Quick" "master"
-github "Quick/Nimble" "master"
-github "jspahrsummers/xcconfigs" >= 0.6
+github "Quick/Quick" ~> 0.3
+github "Quick/Nimble" ~> 0.4
+github "jspahrsummers/xcconfigs" ~> 0.8

Cartfile.resolved

@@ -1,4 +1,5 @@
-github "LlamaKit/LlamaKit" "v0.6.0"
-github "Quick/Nimble" "6a679cbf20da3fe570c26296b3029dd168b72c00"
-github "Quick/Quick" "155f858bce082373fc60d0c0a63415bf336c676b"
-github "jspahrsummers/xcconfigs" "0.7.2"
+github "robrix/Box" "1.2.1"
+github "Quick/Nimble" "v0.4.2"
+github "Quick/Quick" "v0.3.1"
+github "jspahrsummers/xcconfigs" "0.8"
+github "antitypical/Result" "0.4"

Commandant.xcodeproj/project.pbxproj

@@ -9,15 +9,15 @@
 /* Begin PBXBuildFile section */
 		D00CCDDF1A20717400109F8C /* Commandant.h in Headers */ = {isa = PBXBuildFile; fileRef = D00CCDDE1A20717400109F8C /* Commandant.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		D00CCDE51A20717400109F8C /* Commandant.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D00CCDD91A20717400109F8C /* Commandant.framework */; };
-		D00CCE201A2073CE00109F8C /* LlamaKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D00CCE1F1A2073CE00109F8C /* LlamaKit.framework */; };
-		D00CCE211A2073D200109F8C /* LlamaKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D00CCE1F1A2073CE00109F8C /* LlamaKit.framework */; };
 		D00CCE241A2073DA00109F8C /* Nimble.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D00CCE221A2073DA00109F8C /* Nimble.framework */; };
 		D00CCE251A2073DA00109F8C /* Quick.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D00CCE231A2073DA00109F8C /* Quick.framework */; };
 		D00CCE271A20741300109F8C /* Command.swift in Sources */ = {isa = PBXBuildFile; fileRef = D00CCE261A20741300109F8C /* Command.swift */; };
 		D00CCE291A20741C00109F8C /* OptionSpec.swift in Sources */ = {isa = PBXBuildFile; fileRef = D00CCE281A20741C00109F8C /* OptionSpec.swift */; };
 		D00CCE2B1A20748500109F8C /* Errors.swift in Sources */ = {isa = PBXBuildFile; fileRef = D00CCE2A1A20748500109F8C /* Errors.swift */; };
 		D00CCE2D1A2075ED00109F8C /* ArgumentParser.swift in Sources */ = {isa = PBXBuildFile; fileRef = D00CCE2C1A2075ED00109F8C /* ArgumentParser.swift */; };
 		D00CCE2F1A2075F700109F8C /* Option.swift in Sources */ = {isa = PBXBuildFile; fileRef = D00CCE2E1A2075F700109F8C /* Option.swift */; };
+		D02130991AF87D6E00B9EC20 /* Box.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D02130971AF87D6E00B9EC20 /* Box.framework */; };
+		D021309A1AF87D6E00B9EC20 /* Result.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D02130981AF87D6E00B9EC20 /* Result.framework */; };
 		D0BF14FB1A4C8957003147BC /* HelpCommand.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0BF14FA1A4C8957003147BC /* HelpCommand.swift */; };
 		D8169D871ACB942D00923FB0 /* Switch.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8169D861ACB942D00923FB0 /* Switch.swift */; };
 /* End PBXBuildFile section */
@@ -56,14 +56,15 @@
 		D00CCE0B1A20719500109F8C /* Mac-Framework.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "Mac-Framework.xcconfig"; sourceTree = "<group>"; };
 		D00CCE0C1A20719500109F8C /* Mac-StaticLibrary.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "Mac-StaticLibrary.xcconfig"; sourceTree = "<group>"; };
 		D00CCE0D1A20719500109F8C /* README.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = README.md; sourceTree = "<group>"; };
-		D00CCE1F1A2073CE00109F8C /* LlamaKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = LlamaKit.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D00CCE221A2073DA00109F8C /* Nimble.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Nimble.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D00CCE231A2073DA00109F8C /* Quick.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Quick.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D00CCE261A20741300109F8C /* Command.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Command.swift; sourceTree = "<group>"; };
 		D00CCE281A20741C00109F8C /* OptionSpec.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OptionSpec.swift; sourceTree = "<group>"; };
 		D00CCE2A1A20748500109F8C /* Errors.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Errors.swift; sourceTree = "<group>"; };
 		D00CCE2C1A2075ED00109F8C /* ArgumentParser.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ArgumentParser.swift; sourceTree = "<group>"; };
 		D00CCE2E1A2075F700109F8C /* Option.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Option.swift; sourceTree = "<group>"; };
+		D02130971AF87D6E00B9EC20 /* Box.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Box.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		D02130981AF87D6E00B9EC20 /* Result.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Result.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D0BF14FA1A4C8957003147BC /* HelpCommand.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = HelpCommand.swift; sourceTree = "<group>"; };
 		D8169D861ACB942D00923FB0 /* Switch.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Switch.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -73,7 +74,8 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				D00CCE201A2073CE00109F8C /* LlamaKit.framework in Frameworks */,
+				D02130991AF87D6E00B9EC20 /* Box.framework in Frameworks */,
+				D021309A1AF87D6E00B9EC20 /* Result.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -84,7 +86,6 @@
 				D00CCE251A2073DA00109F8C /* Quick.framework in Frameworks */,
 				D00CCE241A2073DA00109F8C /* Nimble.framework in Frameworks */,
 				D00CCDE51A20717400109F8C /* Commandant.framework in Frameworks */,
-				D00CCE211A2073D200109F8C /* LlamaKit.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -125,7 +126,8 @@
 		D00CCDDC1A20717400109F8C /* Supporting Files */ = {
 			isa = PBXGroup;
 			children = (
-				D00CCE1F1A2073CE00109F8C /* LlamaKit.framework */,
+				D02130971AF87D6E00B9EC20 /* Box.framework */,
+				D02130981AF87D6E00B9EC20 /* Result.framework */,
 				D00CCDDD1A20717400109F8C /* Info.plist */,
 			);
 			name = "Supporting Files";

Commandant/ArgumentParser.swift

@@ -7,7 +7,7 @@
 //
 
 import Foundation
-import LlamaKit
+import Result
 
 /// Represents an argument passed on the command line.
 private enum RawArgument: Equatable {
@@ -131,13 +131,13 @@ public final class ArgumentParser {
 					}
 				}
 
-				return failure(missingArgumentError("--\(key)"))
+				return .failure(missingArgumentError("--\(key)"))
 			} else {
 				rawArguments.append(arg)
 			}
 		}
 
-		return success(foundValue)
+		return .success(foundValue)
 	}
 
 	/// Returns the next positional argument that hasn't yet been returned, or

Commandant/Command.swift

@@ -7,7 +7,7 @@
 //
 
 import Foundation
-import LlamaKit
+import Result
 
 /// Represents a subcommand that can be executed with its own set of arguments.
 public protocol CommandType {
@@ -120,12 +120,12 @@ extension CommandRegistry {
 			exit(EXIT_SUCCESS)
 
 		case let .Some(.Failure(error)):
-			switch error.unbox {
+			switch error.value {
 			case let .UsageError(description):
 				fputs(description + "\n", stderr)
 
 			case let .CommandError(error):
-				errorHandler(error.unbox)
+				errorHandler(error.value)
 			}
 
 			exit(EXIT_FAILURE)

Commandant/Errors.swift

@@ -7,7 +7,8 @@
 //
 
 import Foundation
-import LlamaKit
+import Box
+import Result
 
 /// Possible errors that can originate from Commandant.
 ///

Commandant/HelpCommand.swift

@@ -7,7 +7,7 @@
 //
 
 import Foundation
-import LlamaKit
+import Result
 
 /// A basic implementation of a `help` command, using information available in a
 /// `CommandRegistry`.
@@ -56,7 +56,7 @@ public struct HelpCommand<ClientError>: CommandType {
 					println("   \(formattedVerb)   \(command.function)")
 				}
 
-				return success(())
+				return .success(())
 			}
 	}
 }

Commandant/Option.swift

@@ -7,7 +7,7 @@
 //
 
 import Foundation
-import LlamaKit
+import Result
 
 /// Represents a record of options for a command, which can be parsed from
 /// a list of command-line arguments.
@@ -167,17 +167,17 @@ public func <*> <T, U, ClientError>(f: T -> U, value: Result<T, CommandantError<
 public func <*> <T, U, ClientError>(f: Result<(T -> U), CommandantError<ClientError>>, value: Result<T, CommandantError<ClientError>>) -> Result<U, CommandantError<ClientError>> {
 	switch (f, value) {
 	case let (.Failure(left), .Failure(right)):
-		return failure(combineUsageErrors(left.unbox, right.unbox))
+		return .failure(combineUsageErrors(left.value, right.value))
 
 	case let (.Failure(left), .Success):
-		return failure(left.unbox)
+		return .failure(left.value)
 
 	case let (.Success, .Failure(right)):
-		return failure(right.unbox)
+		return .failure(right.value)
 
 	case let (.Success(f), .Success(value)):
-		let newValue = f.unbox(value.unbox)
-		return success(newValue)
+		let newValue = f.value(value.value)
+		return .success(newValue)
 	}
 }
 
@@ -192,12 +192,12 @@ public func <| <T: ArgumentType, ClientError>(mode: CommandMode, option: Option<
 		if let key = option.key {
 			switch arguments.consumeValueForKey(key) {
 			case let .Success(value):
-				stringValue = value.unbox
+				stringValue = value.value
 
 			case let .Failure(error):
-				switch error.unbox {
+				switch error.value {
 				case let .UsageError(description):
-					return failure(.UsageError(description: description))
+					return .failure(.UsageError(description: description))
 
 				case .CommandError:
 					fatalError("CommandError should be impossible when parameterized over NoError")
@@ -209,18 +209,18 @@ public func <| <T: ArgumentType, ClientError>(mode: CommandMode, option: Option<
 
 		if let stringValue = stringValue {
 			if let value = T.fromString(stringValue) {
-				return success(value)
+				return .success(value)
 			}
 
-			return failure(option.invalidUsageError(stringValue))
+			return .failure(option.invalidUsageError(stringValue))
 		} else if let defaultValue = option.defaultValue {
-			return success(defaultValue)
+			return .success(defaultValue)
 		} else {
-			return failure(missingArgumentError(option.description))
+			return .failure(missingArgumentError(option.description))
 		}
 
 	case .Usage:
-		return failure(informativeUsageError(option))
+		return .failure(informativeUsageError(option))
 	}
 }
 
@@ -234,14 +234,14 @@ public func <| <ClientError>(mode: CommandMode, option: Option<Bool>) -> Result<
 	switch mode {
 	case let .Arguments(arguments):
 		if let value = arguments.consumeBooleanKey(option.key!) {
-			return success(value)
+			return .success(value)
 		} else if let defaultValue = option.defaultValue {
-			return success(defaultValue)
+			return .success(defaultValue)
 		} else {
-			return failure(missingArgumentError(option.description))
+			return .failure(missingArgumentError(option.description))
 		}
 
 	case .Usage:
-		return failure(informativeUsageError(option))
+		return .failure(informativeUsageError(option))
 	}
 }

Commandant/Switch.swift

@@ -6,7 +6,7 @@
 //  Copyright (c) 2015 Carthage. All rights reserved.
 //
 
-import LlamaKit
+import Result
 
 /// Describes a parameterless command line flag that defaults to false and can only
 /// be switched on. Canonical examples include `--force` and `--recurse`.
@@ -56,9 +56,9 @@ public func <| <ClientError> (mode: CommandMode, option: Switch) -> Result<Bool,
 		if let flag = option.flag {
 			enabled = arguments.consumeBooleanFlag(flag)
 		}
-		return success(enabled)
+		return .success(enabled)
 
 	case .Usage:
-		return failure(informativeUsageError(option.description, option.usage))
+		return .failure(informativeUsageError(option.description, option.usage))
 	}
 }

CommandantTests/OptionSpec.swift

@@ -8,9 +8,9 @@
 
 import Commandant
 import Foundation
-import LlamaKit
 import Nimble
 import Quick
+import Result
 
 enum NoError {}
 
@@ -22,11 +22,11 @@ class OptionsTypeSpec: QuickSpec {
 			}
 
 			it("should fail if a required argument is missing") {
-				expect(tryArguments().isSuccess).to(beFalsy())
+				expect(tryArguments().value).to(beNil())
 			}
 
 			it("should fail if an option is missing a value") {
-				expect(tryArguments("required", "--intValue").isSuccess).to(beFalsy())
+				expect(tryArguments("required", "--intValue").value).to(beNil())
 			}
 
 			it("should succeed without optional arguments") {