From f02790d5662f667ac816bef82026f986f1662210 Mon Sep 17 00:00:00 2001
From: KUOKA Yusuke <ykuoka@gmail.com>
Date: Thu, 1 Mar 2018 22:54:31 +0900
Subject: [PATCH] Fix possible race while templating (#38)

Fixes #32
Fixes #37
---
 state/state.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/state/state.go b/state/state.go
index 077da75d..17a94880 100644
--- a/state/state.go
+++ b/state/state.go
@@ -68,7 +68,9 @@ var stringTemplateFuncMap = template.FuncMap{
 	"env": getEnvVar,
 }
 
-var stringTemplate = template.New("stringTemplate").Funcs(stringTemplateFuncMap)
+func stringTemplate() *template.Template {
+	return template.New("stringTemplate").Funcs(stringTemplateFuncMap)
+}
 
 func getEnvVar(envVarName string) (string, error) {
 	envVarValue, isSet := os.LookupEnv(envVarName)
@@ -82,7 +84,7 @@ func getEnvVar(envVarName string) (string, error) {
 }
 
 func renderTemplateString(s string) (string, error) {
-	var t, parseErr = stringTemplate.Parse(s)
+	var t, parseErr = stringTemplate().Parse(s)
 	if parseErr != nil {
 		return "", parseErr
 	}