File size: 477 Bytes
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package main
import (
"fmt"
"log"
"net/url"
"os"
"strings"
)
func SetDB(input, db string) string {
u, err := url.Parse(input)
if err != nil {
return ""
}
u.Path = "/" + strings.TrimPrefix(db, "/")
return u.String()
}
func main() {
log.SetFlags(log.Lshortfile)
if len(os.Args) < 3 {
log.Fatal("missing argument")
os.Exit(1)
}
newURL := SetDB(os.Args[1], os.Args[2])
if newURL == "" {
log.Fatal("invalid URL")
os.Exit(1)
}
fmt.Println(newURL)
}
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