README: fix error: no new variables on left side of :=

zachcheung · zachcheung · commit 77af94415093 · 2020-04-15T11:32:37.000+08:00
diff --git a/README.md b/README.md
@@ -39,8 +39,7 @@ func main() {
   }
 
   // Dump database to file
-  err := dumper.Dump()
-  if err != nil {
+  if err := dumper.Dump(); err != nil {
     fmt.Println("Error dumping:", err)
     return
   }

Original file line number	Diff line number	Diff line change
`@@ -39,8 +39,7 @@ func main() {`
`39`	`39`	`}`
`40`	`40`
`41`	`41`	`// Dump database to file`
`42`		`- err := dumper.Dump()`
`43`		`- if err != nil {`
	`42`	`+ if err := dumper.Dump(); err != nil {`
`44`	`43`	`fmt.Println("Error dumping:", err)`
`45`	`44`	`return`
`46`	`45`	`}`