From 7b77ef35afd01d66f5698b3cd4c87cfee6166ecf Mon Sep 17 00:00:00 2001
From: Roy Olav Purser <admin@royolav.net>
Date: Sat, 15 Jan 2022 18:36:22 +0100
Subject: [PATCH] fix nil map

---
 envconf.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/envconf.go b/envconf.go
index 882e879..3bb6abc 100644
--- a/envconf.go
+++ b/envconf.go
@@ -48,6 +48,9 @@ func NewConfig() *Config {
 			}
 
 			if unicode.IsLetter(getFirstRune(key)) {
+				if len(config.mapEnv[left]) == 0 {
+					config.mapEnv[left] = make(map[string]cEntry)
+				}
 				var entry cEntry
 				entry.value = splitted[1]
 				entry.dtype = TypeNone