diff --git a/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata b/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/.swiftpm/xcode/package.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/.swiftpm/xcode/package.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 0000000..18d9810
--- /dev/null
+++ b/.swiftpm/xcode/package.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3f9c301
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,32 @@
+TOOL_NAME = dh-state-machine-generate
+FORMULA_NAME = dh-state-machine-generate-test
+VERSION = $(shell git describe --abbrev=0 --tags)
+
+PREFIX = /usr/local
+INSTALL_PATH = $(PREFIX)/bin/$(TOOL_NAME)
+SHARE_PATH = $(PREFIX)/share/$(TOOL_NAME)
+BUILD_PATH = .build/release/$(TOOL_NAME)
+CURRENT_PATH = $(PWD)
+REPO = https://github.com/WalterWong94/$(TOOL_NAME)
+RELEASE_TAR = $(REPO)/archive/$(VERSION).tar.gz
+SHA = $(shell curl -L -s $(RELEASE_TAR) | shasum -a 256 | sed 's/ .*//')
+
+build:
+	swift build --disable-sandbox -c release
+
+install: build
+	mkdir -p $(PREFIX)/bin
+	cp -f $(BUILD_PATH) $(INSTALL_PATH)
+
+uninstall:
+	rm -f $(INSTALL_PATH)
+
+format:
+	swiftformat .
+
+update_brew:
+	sed -i '' 's|\(url ".*/archive/\)\(.*\)\(.tar\)|\1$(VERSION)\3|' Formula/$(FORMULA_NAME).rb
+	sed -i '' 's|\(sha256 "\)\(.*\)\("\)|\1$(SHA)\3|' Formula/$(FORMULA_NAME).rb
+
+	git add Formula/*
+	git commit -m "Update brew to $(VERSION)"
\ No newline at end of file
diff --git a/Package.resolved b/Package.resolved
new file mode 100644
index 0000000..1665c5d
--- /dev/null
+++ b/Package.resolved
@@ -0,0 +1,25 @@
+{
+  "object": {
+    "pins": [
+      {
+        "package": "swift-argument-parser",
+        "repositoryURL": "https://github.com/apple/swift-argument-parser",
+        "state": {
+          "branch": null,
+          "revision": "6b2aa2748a7881eebb9f84fb10c01293e15b52ca",
+          "version": "0.5.0"
+        }
+      },
+      {
+        "package": "SwiftFormat",
+        "repositoryURL": "https://github.com/nicklockwood/SwiftFormat",
+        "state": {
+          "branch": null,
+          "revision": "a9bdfd2548ebe518a693a5c6341d27c42b7e7a0a",
+          "version": "0.48.11"
+        }
+      }
+    ]
+  },
+  "version": 1
+}
diff --git a/Package.swift b/Package.swift
new file mode 100644
index 0000000..02b57f4
--- /dev/null
+++ b/Package.swift
@@ -0,0 +1,26 @@
+// swift-tools-version:5.3
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+  name: "StateMachineGenerator",
+  products: [
+    // Products define the executables and libraries a package produces, and make them visible to other packages.
+    .executable(name: "dh-state-machine-generate", targets: ["StateMachineGenerator"])
+  ],
+  dependencies: [
+    .package(url: "https://github.com/nicklockwood/SwiftFormat", from: "0.41.2"),
+    .package(url: "https://github.com/apple/swift-argument-parser", from: "0.3.0")
+  ],
+  targets: [
+    // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+    // Targets can depend on other targets in this package, and on products in packages this package depends on.
+    .target(
+      name: "StateMachineGenerator",
+      dependencies: [.product(name: "ArgumentParser", package: "swift-argument-parser")]),
+    .testTarget(
+      name: "StateMachineGeneratorTests",
+      dependencies: ["StateMachineGenerator"]),
+  ]
+)
diff --git a/Sources/StateMachineGenerator/main.swift b/Sources/StateMachineGenerator/main.swift
new file mode 100644
index 0000000..5d8929c
--- /dev/null
+++ b/Sources/StateMachineGenerator/main.swift
@@ -0,0 +1,21 @@
+//
+//  File.swift
+//  
+//
+//  Created by Walter Wong on 27/9/21.
+//
+
+import ArgumentParser
+import Foundation
+
+StateMachineGenerator.main()
+
+struct StateMachineGenerator: ParsableCommand {
+  static var configuration = CommandConfiguration(
+    commandName: "dh-state-machine-generate"
+  )
+
+  func run() throws {
+    
+  }
+}
diff --git a/Tests/LinuxMain.swift b/Tests/LinuxMain.swift
new file mode 100644
index 0000000..c9d69c8
--- /dev/null
+++ b/Tests/LinuxMain.swift
@@ -0,0 +1,7 @@
+import XCTest
+
+import StateMachineGeneratorTests
+
+var tests = [XCTestCaseEntry]()
+tests += StateMachineGeneratorTests.allTests()
+XCTMain(tests)
diff --git a/Tests/StateMachineGeneratorTests/StateMachineGeneratorTests.swift b/Tests/StateMachineGeneratorTests/StateMachineGeneratorTests.swift
new file mode 100644
index 0000000..f5bb8fb
--- /dev/null
+++ b/Tests/StateMachineGeneratorTests/StateMachineGeneratorTests.swift
@@ -0,0 +1,15 @@
+import XCTest
+@testable import StateMachineGenerator
+
+final class StateMachineGeneratorTests: XCTestCase {
+    func testExample() {
+        // This is an example of a functional test case.
+        // Use XCTAssert and related functions to verify your tests produce the correct
+        // results.
+        XCTAssertEqual(StateMachineGenerator().text, "Hello, World!")
+    }
+
+    static var allTests = [
+        ("testExample", testExample),
+    ]
+}
diff --git a/Tests/StateMachineGeneratorTests/XCTestManifests.swift b/Tests/StateMachineGeneratorTests/XCTestManifests.swift
new file mode 100644
index 0000000..eecf252
--- /dev/null
+++ b/Tests/StateMachineGeneratorTests/XCTestManifests.swift
@@ -0,0 +1,9 @@
+import XCTest
+
+#if !canImport(ObjectiveC)
+public func allTests() -> [XCTestCaseEntry] {
+    return [
+        testCase(StateMachineGeneratorTests.allTests),
+    ]
+}
+#endif