First fancy HelloWorld

go.mod

@@ -0,0 +1,3 @@
+module git.brueck.tools/jackhead/go-playground.git
+
+go 1.24.1

helloWorld/hello.go

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+package helloworld
+
+func Greeting(mood int) string {
+	switch mood {
+	case 0:
+		return "Hello cruel world!"
+	case 1:
+		return "Hello crude world!"
+	case 2:
+		return "Hello cool world!"
+	default:
+		return "Aye mate!"
+	}
+}

main/main.go

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+package main
+
+import (
+	"fmt"
+
+	helloworld "git.brueck.tools/jackhead/go-playground.git/helloWorld"
+)
+
+func main() {
+	for i := range 5 {
+		fmt.Println(helloworld.Greeting(i))
+	}
+}