Add more funcs

remind101 · Mar 30, 2017 · 2f5e038 · 2f5e038
1 parent 42df256
commit 2f5e038
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -1,2 +1,2 @@
-bin/ssm-env:
+bin/ssm-env: *.go
 	go build -o $@ .
diff --git a/main.go b/main.go
@@ -32,6 +32,8 @@ var TemplateFuncs = template.FuncMap{
 	"trim":       strings.Trim,
 	"title":      strings.Title,
 	"toTitle":    strings.ToTitle,
+	"toLower":    strings.ToLower,
+	"toUpper":    strings.ToUpper,
 }
 
 func main() {
@@ -42,6 +44,11 @@ func main() {
 	flag.Parse()
 	args := flag.Args()
 
+	if len(args) <= 0 {
+		flag.Usage()
+		os.Exit(1)
+	}
+
 	path, err := exec.LookPath(args[0])
 	must(err)