github.com/v2fly/v2ray-core/v5@v5.16.2-0.20240507031116-8191faa6e095/common/cmdarg/arg.go (about)

     1  package cmdarg
     2  
     3  import (
     4  	"bytes"
     5  	"io"
     6  	"os"
     7  )
     8  
     9  // LoadArg loads one arg, maybe an remote url, or local file path
    10  func LoadArg(arg string) (out io.Reader, err error) {
    11  	bs, err := LoadArgToBytes(arg)
    12  	if err != nil {
    13  		return nil, err
    14  	}
    15  	out = bytes.NewBuffer(bs)
    16  	return
    17  }
    18  
    19  // LoadArgToBytes loads one arg to []byte, maybe an remote url, or local file path
    20  func LoadArgToBytes(arg string) (out []byte, err error) {
    21  	out, err = os.ReadFile(arg)
    22  	if err != nil {
    23  		return
    24  	}
    25  	return
    26  }