From 42eb43611c846ef86af91f140389243816e866b7 Mon Sep 17 00:00:00 2001
From: Marco Munizaga <git@marcopolo.io>
Date: Sun, 24 Aug 2025 12:58:34 -0700
Subject: [PATCH] Add example

---
 di_test.go | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/di_test.go b/di_test.go
index 41104c5441a07d4b14c2820793396c1fa5822381..852b46fb77a457ca4441f0c98814c55117088234 100644
--- a/di_test.go
+++ b/di_test.go
@@ -2,10 +2,41 @@ package di
 
 import (
 	"errors"
+	"fmt"
 	"strings"
 	"testing"
 )
 
+func ExampleBuild() {
+	type Username string
+	type Config struct {
+		User     Username
+		Age      int
+		Greeting func(Username, int) string
+	}
+
+	cfg := Config{
+		User: "Alice",
+		Age:  42,
+		Greeting: func(u Username, age int) string {
+			return fmt.Sprintf("Hello, %s. You've been around the sun %d times!", string(u), age)
+		},
+	}
+
+	type Result struct {
+		Greeting string
+	}
+	var res Result
+	err := Build(cfg, &res)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Println(res.Greeting)
+
+	// Output: Hello, Alice. You've been around the sun 42 times!
+}
+
 func TestBuildSuccess(t *testing.T) {
 	type A struct {
 		val string