Introduce SwiftLint.

Author: inamiy

.swiftlint.yml

@@ -0,0 +1,34 @@
+#
+# NOTE:
+# To fix `trailing_whitespace` error,
+# go to Xcode Preferences -> Text Editing -> turn on both "Automatically trim trailing whitespace" and "Including whitespace-only lines".
+#
+
+disabled_rules:
+  - variable_name_min_length
+  - line_length
+  - function_body_length
+  - type_body_length
+  - file_length
+  - cyclomatic_complexity
+
+  - opening_brace         # prefer Allman-Style
+  - statement_position    # allow `if {}\nelse {}`
+  - type_name             # allow "_" prefix name
+  - variable_name         # allow "_" prefix name
+  - todo
+  - valid_docs
+
+opt_in_rules:
+  - empty_count
+
+#included:
+#  - Sources
+#  - Tests
+
+excluded:
+  - Carthage
+  - Packages
+  - Benchmark/Packages
+
+reporter: "xcode" # reporter type (xcode, json, csv, checkstyle)

Package.swift

@@ -10,4 +10,4 @@ import PackageDescription
 
 let package = Package(
     name: "SwiftState"
-)
+)

Sources/Disposable.swift

@@ -7,9 +7,9 @@
 //
 
 //
-// NOTE: 
+// NOTE:
 // This file is a partial copy from ReactiveCocoa v4.0.0-alpha.4 (removing `Atomic` dependency),
-// which has not been taken out as microframework yet.
+// which has not been taken out as microframework.
 // https://github.com/ReactiveCocoa/ReactiveCocoa/issues/2579
 //
 // Note that `ActionDisposable` also works as `() -> ()` wrapper to help suppressing warning:
@@ -19,27 +19,27 @@
 /// Represents something that can be “disposed,” usually associated with freeing
 /// resources or canceling work.
 public protocol Disposable {
-	/// Whether this disposable has been disposed already.
-	var disposed: Bool { get }
+    /// Whether this disposable has been disposed already.
+    var disposed: Bool { get }
 
-	func dispose()
+    func dispose()
 }
 
 /// A disposable that will run an action upon disposal.
 public final class ActionDisposable: Disposable {
-	private var action: (() -> ())?
+    private var action: (() -> ())?
 
-	public var disposed: Bool {
-		return action == nil
-	}
+    public var disposed: Bool {
+        return action == nil
+    }
 
-	/// Initializes the disposable to run the given action upon disposal.
-	public init(action: () -> ()) {
-		self.action = action
-	}
+    /// Initializes the disposable to run the given action upon disposal.
+    public init(action: () -> ()) {
+        self.action = action
+    }
 
-	public func dispose() {
-		self.action?()
+    public func dispose() {
+        self.action?()
         self.action = nil
-	}
-}
+    }
+}

Sources/EventType.swift

@@ -39,7 +39,7 @@ extension Event: RawRepresentable
             self = .Any
         }
     }
-    
+
     public var rawValue: E?
     {
         switch self {