From f72d40510730a83b18d501db0b6e2ec289d5529d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E6=8C=AF=E5=A8=81?= <wangzhenwei@coding.net>
Date: Sat, 30 Apr 2016 10:42:07 +0800
Subject: [PATCH] Change Extras to Metadata

---
 app.go     | 2 +-
 command.go | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/app.go b/app.go
index 503f838..93bbb04 100644
--- a/app.go
+++ b/app.go
@@ -63,7 +63,7 @@ type App struct {
 	// Writer writer to write output to
 	Writer io.Writer
 	// Other custom info
-	Extras map[string]interface{}
+	Metadata map[string]interface{}
 }
 
 // Tries to find out when this binary was compiled.
diff --git a/command.go b/command.go
index 0ccffa2..9e713df 100644
--- a/command.go
+++ b/command.go
@@ -197,7 +197,7 @@ func (c Command) HasName(name string) bool {
 
 func (c Command) startApp(ctx *Context) error {
 	app := NewApp()
-	app.Extras = ctx.App.Extras
+	app.Metadata = ctx.App.Metadata
 	// set the name and usage
 	app.Name = fmt.Sprintf("%s %s", ctx.App.Name, c.Name)
 	if c.HelpName == "" {