From 10933b856e570af2c6482962d71e516dcad12828 Mon Sep 17 00:00:00 2001
From: Francesc Campoy <campoy@golang.org>
Date: Thu, 29 Jan 2015 17:00:50 +0100
Subject: [PATCH] added demo file

---
 example/shirtsize.go           | 18 +++++++++++++++++-
 example/shirtsize_jsonenums.go |  4 ++--
 example/weekday_jsonenums.go   |  4 ++--
 3 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/example/shirtsize.go b/example/shirtsize.go
index 41ed848..4bdf15e 100644
--- a/example/shirtsize.go
+++ b/example/shirtsize.go
@@ -2,7 +2,13 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-package testdata
+package main
+
+import (
+	"encoding/json"
+	"log"
+	"os"
+)
 
 //go:generate jsonenums -type=ShirtSize
 type ShirtSize byte
@@ -28,3 +34,13 @@ const (
 	Saturday
 	Sunday
 )
+
+func main() {
+	v := struct {
+		Size ShirtSize
+		Day  WeekDay
+	}{M, Friday}
+	if err := json.NewEncoder(os.Stdout).Encode(v); err != nil {
+		log.Fatal(err)
+	}
+}
diff --git a/example/shirtsize_jsonenums.go b/example/shirtsize_jsonenums.go
index 7fc4f47..a2432d6 100644
--- a/example/shirtsize_jsonenums.go
+++ b/example/shirtsize_jsonenums.go
@@ -1,6 +1,6 @@
 // generated by jsonenums -type=ShirtSize; DO NOT EDIT
 
-package testdata
+package main
 
 import (
 	"encoding/json"
@@ -63,7 +63,7 @@ func (r *ShirtSize) UnmarshalJSON(data []byte) error {
 		*r = XL
 
 	default:
-		return nil, fmt.Errorf("invalid ShirtSize %q", s)
+		return fmt.Errorf("invalid ShirtSize %q", s)
 	}
 	return nil
 }
diff --git a/example/weekday_jsonenums.go b/example/weekday_jsonenums.go
index 1ce2f9b..38b923f 100644
--- a/example/weekday_jsonenums.go
+++ b/example/weekday_jsonenums.go
@@ -1,6 +1,6 @@
 // generated by jsonenums -type=WeekDay; DO NOT EDIT
 
-package testdata
+package main
 
 import (
 	"encoding/json"
@@ -69,7 +69,7 @@ func (r *WeekDay) UnmarshalJSON(data []byte) error {
 		*r = Sunday
 
 	default:
-		return nil, fmt.Errorf("invalid WeekDay %q", s)
+		return fmt.Errorf("invalid WeekDay %q", s)
 	}
 	return nil
 }