package main import ( "flag" "fmt" "git.xdrm.io/go/nix-amer/internal/instruction" ) func GetArgs() (*instruction.ExecutionContext, string, bool, error) { setupFlags(flag.CommandLine) longPack := flag.String("package", "", "") dryRun := flag.Bool("dry-run", false, "") longServ := flag.String("service", "", "") pack := flag.String("p", "", "") serv := flag.String("s", "", "") flag.Parse() // 1. fail on missing build file if len(flag.Args()) < 1 { return nil, "", false, fmt.Errorf("missing buildfile") } buildfile := flag.Arg(0) // 2. override short version with long if len(*longPack) > 0 { pack = longPack } if len(*longServ) > 0 { serv = longServ } // 3. fail on missing mandatory fields if len(*pack) < 1 { return nil, "", false, fmt.Errorf("missing -package") } // if serv == nil || len(*serv) < 1 { // default service // return nil, "", fmt.Errorf("missing -service") // } // 3. Load context ctx, err := instruction.CreateContext(*pack, *serv) if err != nil { return nil, "", false, err } /*DEBUG*/ //fmt.Printf("package: '%s' | '%s'\n", fpackage, lpackage) /*DEBUG*/ //fmt.Printf("service: '%s' | '%s'\n", fservice, lservice) return ctx, buildfile, *dryRun, nil } func setupFlags(f *flag.FlagSet) { f.Usage = func() { help() } }