github.com/mattevans/edward@v1.9.2/examples/env/envcheck/main.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"log"
     6  	"net/http"
     7  	"os"
     8  )
     9  
    10  func handler(w http.ResponseWriter, r *http.Request) {
    11  	fmt.Fprintf(w, "Hello: %s!", r.URL.Path[1:])
    12  }
    13  
    14  func main() {
    15  	if len(os.Getenv("MUST_SET")) == 0 {
    16  		panic("MUST_SET was not set")
    17  	}
    18  
    19  	http.HandleFunc("/", handler)
    20  	fmt.Println("Starting to listen on port 51936")
    21  	err := http.ListenAndServe(":51936", nil)
    22  	if err != nil {
    23  		log.Fatal(err)
    24  	}
    25  }