Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
|
-
Property mode
set to
100644
|
File size:
1.2 KB
|
Line | |
---|
1 | /*
|
---|
2 | MIT License http://www.opensource.org/licenses/mit-license.php
|
---|
3 | */
|
---|
4 |
|
---|
5 | "use strict";
|
---|
6 |
|
---|
7 | class Serializer {
|
---|
8 | constructor(middlewares, context) {
|
---|
9 | this.serializeMiddlewares = middlewares.slice();
|
---|
10 | this.deserializeMiddlewares = middlewares.slice().reverse();
|
---|
11 | this.context = context;
|
---|
12 | }
|
---|
13 |
|
---|
14 | serialize(obj, context) {
|
---|
15 | const ctx = { ...context, ...this.context };
|
---|
16 | let current = obj;
|
---|
17 | for (const middleware of this.serializeMiddlewares) {
|
---|
18 | if (current && typeof current.then === "function") {
|
---|
19 | current = current.then(
|
---|
20 | data => data && middleware.serialize(data, context)
|
---|
21 | );
|
---|
22 | } else if (current) {
|
---|
23 | try {
|
---|
24 | current = middleware.serialize(current, ctx);
|
---|
25 | } catch (err) {
|
---|
26 | current = Promise.reject(err);
|
---|
27 | }
|
---|
28 | } else break;
|
---|
29 | }
|
---|
30 | return current;
|
---|
31 | }
|
---|
32 |
|
---|
33 | deserialize(value, context) {
|
---|
34 | const ctx = { ...context, ...this.context };
|
---|
35 | /** @type {any} */
|
---|
36 | let current = value;
|
---|
37 | for (const middleware of this.deserializeMiddlewares) {
|
---|
38 | if (current && typeof current.then === "function") {
|
---|
39 | current = current.then(data => middleware.deserialize(data, context));
|
---|
40 | } else {
|
---|
41 | current = middleware.deserialize(current, ctx);
|
---|
42 | }
|
---|
43 | }
|
---|
44 | return current;
|
---|
45 | }
|
---|
46 | }
|
---|
47 |
|
---|
48 | module.exports = Serializer;
|
---|
Note:
See
TracBrowser
for help on using the repository browser.