Handle different types of error responses

src/modules/register/UserRegister.js

@@ -155,6 +155,11 @@ export default class UserRegister extends Component {
             const err = errors.non_field_errors;
             let errorFormatted = err ? err[0] : 'Kunne ikke registrere bruker, prøv igjen...';
             return <View style={styles.errorBox}><Text style={styles.errorMessage}>{errorFormatted}</Text></View>
+
+        } else if (Object.keys(errors).length !== 0 && 'detail' in errors) {
+          const err = errors.detail;
+          let errorFormatted = err ? err : 'Kunne ikke registrere bruker, prøv igjen...';
+          return <View style={styles.errorBox}><Text style={styles.errorMessage}>{errorFormatted}</Text></View>
         }
 
         return <View style={styles.errorBox}/>

src/reducers.js

@@ -32,7 +32,7 @@ const initialState = {
 function formatErrors(errs) {
     let _errs = {};
     for(let [key, value] of Object.entries(errs)) {
-        _errs[snakeToCamelCase(key)] = value.join('\n');
+        _errs[snakeToCamelCase(key)] = Array.isArray(value) ? value.join('\n') : value;
     }
     return _errs
 }