M main.go → main.go

@@ -16,9 +16,9 @@ func printUsageExit() {
 	fmt.Printf(`usage: zoa <command> [arguments]
 
 commands:
-  fmt     TODO
-  run     <posix shell script> - execute given zoa script
-  version                      - print zoa version
+  fmt     <path to script> - auto-format your shell scripts
+  run     <path to script> - run the given script with zoa
+  version                  - print zoa version
 
 examples:
   zoa run main

M shell/shell.go → shell/shell.go

@@ -72,7 +72,7 @@ syntax.KeepComments(true)(p)
 	syntax.Variant(syntax.LangPOSIX)(p)
 	node, err := p.Parse(f, "")
 	if err != nil {
-		return
+		log.Fatal(err)
 	}
 	var writeBuf bytes.Buffer
 	syntax.NewPrinter().Print(&writeBuf, node)