package main
import (
"fmt"
"github.com/eatmoreapple/env"
"log"
"os"
)
func main() {
if err := os.Setenv("hello", "world"); err != nil {
log.Fatal(err)
}
if err := os.Setenv("bool", "true"); err != nil {
log.Fatal(err)
}
fmt.Println(env.Name("hello").String()) // world
fmt.Println(env.Name("bool").Bool()) // true
fmt.Println(env.Name("undefined").StringOrElse("undefined")) // undefined
var entity struct {
Hello string `env:"hello"`
Bool bool `env:"bool"`
}
if err := env.Decode(&entity); err != nil {
log.Fatal(err)
}
fmt.Printf("%+v", entity) // {Hello:world Bool:true}
var defaultEntity struct{
Value string `env:"NOT_FOUND" default:"default"`
}
if err := env.Decode(&defaultEntity); err != nil {
log.Fatal(err)
}
fmt.Printf("%+v", defaultEntity) // {Value:default}
}
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