loopback-connector-mysql/lib/set-http-code.js

46 lines
1.1 KiB
JavaScript

// Copyright IBM Corp. 2017. All Rights Reserved.
// Node module: loopback-connector-mysql
// This file is licensed under the MIT License.
// License text available at https://opensource.org/licenses/MIT
'use strict';
var _ = require('lodash');
var codes = {
'404': [
'ER_DB_DROP_EXISTS',
'ER_BAD_TABLE_ERROR',
],
'422': [
'ER_DUP_ENTRY',
'ER_CANT_CREATE_DB',
'ER_DB_CREATE_EXISTS',
'ER_TABLE_EXISTS_ERROR',
],
};
/*!
* Translate MySQL error codes into HTTP Errors.
* If an error would be better represented by a code that isn't 500,
* add your SQL error to the correct HTTP code array above!
*/
module.exports = function(err) {
if (!err) {
return;
} else if (!(err instanceof Error)) {
err = new Error(err); // Sucks that we weren't given an error object...
}
// Find error prefix
var msg = err.message;
var sqlError = msg.substring(0, msg.indexOf(':'));
for (var code in codes) {
if (_.includes(codes[code], sqlError)) {
err.statusCode = code;
}
}
if (!err.statusCode) err.statusCode = 500;
return err;
};