From bf15999c02ba47e7430b71dc9ec075c417b6cad2 Mon Sep 17 00:00:00 2001
From: Overbool <overbool.xu@gmail.com>
Date: Thu, 1 Nov 2018 15:26:19 +0800
Subject: [PATCH] cmds/env: add a config path helper

License: MIT
Signed-off-by: Overbool <overbool.xu@gmail.com>
---
 core/commands/cmdenv/env.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/core/commands/cmdenv/env.go b/core/commands/cmdenv/env.go
index c3f36fd8c88..603a8bd3322 100644
--- a/core/commands/cmdenv/env.go
+++ b/core/commands/cmdenv/env.go
@@ -40,3 +40,13 @@ func GetConfig(env cmds.Environment) (*config.Config, error) {
 
 	return ctx.GetConfig()
 }
+
+// GetConfigRoot extracts the config root from the environment
+func GetConfigRoot(env cmds.Environment) (string, error) {
+	ctx, ok := env.(*commands.Context)
+	if !ok {
+		return "", fmt.Errorf("expected env to be of type %T, got %T", ctx, env)
+	}
+
+	return ctx.ConfigRoot, nil
+}