fix(main): empty args cmd line parsing panic (go-graphite#279)

msaf1980 · web-flow · commit 4a8766e1e33c · 2024-05-14T14:02:54.000+05:00
diff --git a/graphite-clickhouse.go b/graphite-clickhouse.go
@@ -417,7 +417,7 @@ func main() {
 		fmt.Fprintf(os.Stderr, "	match	Match metric against rollup rules\n")
 	}
 
-	if len(os.Args) > 0 {
+	if len(os.Args) > 1 {
 		switch os.Args[1] {
 		case "sd-list", "-sd-list":
 			sdList(os.Args[0], os.Args[2:])

Original file line number	Diff line number	Diff line change
`@@ -417,7 +417,7 @@ func main() {`
`417`	`417`	`fmt.Fprintf(os.Stderr, " match Match metric against rollup rules\n")`
`418`	`418`	`}`
`419`	`419`
`420`		`- if len(os.Args) > 0 {`
	`420`	`+ if len(os.Args) > 1 {`
`421`	`421`	`switch os.Args[1] {`
`422`	`422`	`case "sd-list", "-sd-list":`
`423`	`423`	`sdList(os.Args[0], os.Args[2:])`