func processArg(arg string, obj interface{}) {
if strings.HasPrefix(arg, "--") {
keyval := arg[2:]
tokens := strings.SplitN(keyval, "=", 2)
if len(tokens) != 2 {
fmt.Fprintf(os.Stderr, "value for %q must be in the form of %q\n", arg, arg+"=VALUE")
os.Exit(1)
}
key, val := tokens[0], tokens[1]
orExit(overwrite.Overwrite(obj, key, val))
return
}
if strings.HasSuffix(strings.ToLower(arg), ".json") {
fin, err := os.Open(arg)
orExit(err)
orExit(json.NewDecoder(fin).Decode(obj))
return
}
if strings.HasSuffix(strings.ToLower(arg), ".yaml") {
fin, err := os.Open(arg)
orExit(err)
data, err := ioutil.ReadAll(fin)
orExit(err)
orExit(yaml.Unmarshal(data, obj))
return
}
if strings.HasSuffix(strings.ToLower(arg), ".rjson") {
fin, err := os.Open(arg)
orExit(err)
orExit(rjson.NewDecoder(fin).Decode(obj))
return
}
fmt.Fprintf(os.Stderr, "don't know what to do with %q\n", arg)
os.Exit(1)
}
func OverwriteRequestWithValues(requestObject interface{}, keyValues map[string]string) error {
for key, val := range keyValues {
err := overwrite.Overwrite(requestObject, key, val)
if err != nil {
return fmt.Errorf("for key \"--%s\" while evaluating %s: %s", key, val, err)
}
}
return nil
}