small improvements

sboehmann · Dec 10, 2016 · 4e1ddda · 4e1ddda
1 parent 8f0bc58
commit 4e1ddda
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diff --git a/.travis.yml b/.travis.yml
@@ -2,9 +2,9 @@ language: go
 sudo: false
 
 go:
-  - 1.5
   - 1.6
   - 1.7
+  - 1.x
   - tip
 
 script:

diff --git a/README.md b/README.md
@@ -36,19 +36,20 @@ And now a simple program that uses these variables:
 package main
 
 import (
-	"github.com/sboehmann/envconf"
-	"io"
-	"net/http"
+    "github.com/sboehmann/envconf"
+    "io"
+    "net/http"
 )
 
 func message(w http.ResponseWriter, r *http.Request) {
-	io.WriteString(w, envconf.GetString("MESSAGE"))
+    value, _ := envconf.GetString("MESSAGE")
+    io.WriteString(w, value)
 }
 
 func main() {
-	envconf.SetPrefix("MY_")
+    envconf.SetPrefix("MY_")
 
-	http.HandleFunc("/", message)
-	http.ListenAndServe(":"+envconf.MustGetString("PORT"), nil)
+    http.HandleFunc("/", message)
+    http.ListenAndServe(":"+envconf.MustGetString("PORT"), nil)
 }
 ```