Complete Swift + Xcode CLI Setup on Mac (2026) — REPL, Package, Build, Test
Swift on macOS — full toolchain from scratch. Xcode CLI, REPL, Swift Package Manager, dependencies, build, and test in under 80 seconds.
CHAPTERS:
0:00 Intro
0:05 Install Xcode CLI Tools
0:18 Swift Version + REPL
0:30 Swift Package Manager
0:41 Add Dependency
0:53 Build + Run
1:03 Test with swift test
All commands used in this video:
Xcode Command Line Tools
xcode-select --install
xcode-select -p
Swift REPL
swift --version
swift repl
print("Hello, Swift 6")
Swift Package Manager
mkdir HelloPkg && cd HelloPkg
swift package init --type executable
Add dependency (in Package.swift)
.package(url: "https://github.com/apple/swift-argume...", from: "1.3.0")
swift build
Build + Run
swift build -c release
swift run HelloPkg
Test
swift test
#swift #xcode #macos #swiftpackage #xcodecli #apple #installthat #devtools