source: trip-planner-front/node_modules/engine.io-parser/build/cjs/decodePacket.js@ bdd6491

Last change on this file since bdd6491 was e29cc2e, checked in by Ema <ema_spirova@…>, 3 years ago

primeNG components

  • Property mode set to 100644
File size: 1.5 KB
Line 
1"use strict";
2Object.defineProperty(exports, "__esModule", { value: true });
3const commons_js_1 = require("./commons.js");
4const decodePacket = (encodedPacket, binaryType) => {
5 if (typeof encodedPacket !== "string") {
6 return {
7 type: "message",
8 data: mapBinary(encodedPacket, binaryType)
9 };
10 }
11 const type = encodedPacket.charAt(0);
12 if (type === "b") {
13 const buffer = Buffer.from(encodedPacket.substring(1), "base64");
14 return {
15 type: "message",
16 data: mapBinary(buffer, binaryType)
17 };
18 }
19 if (!commons_js_1.PACKET_TYPES_REVERSE[type]) {
20 return commons_js_1.ERROR_PACKET;
21 }
22 return encodedPacket.length > 1
23 ? {
24 type: commons_js_1.PACKET_TYPES_REVERSE[type],
25 data: encodedPacket.substring(1)
26 }
27 : {
28 type: commons_js_1.PACKET_TYPES_REVERSE[type]
29 };
30};
31const mapBinary = (data, binaryType) => {
32 const isBuffer = Buffer.isBuffer(data);
33 switch (binaryType) {
34 case "arraybuffer":
35 return isBuffer ? toArrayBuffer(data) : data;
36 case "nodebuffer":
37 default:
38 return data; // assuming the data is already a Buffer
39 }
40};
41const toArrayBuffer = buffer => {
42 const arrayBuffer = new ArrayBuffer(buffer.length);
43 const view = new Uint8Array(arrayBuffer);
44 for (let i = 0; i < buffer.length; i++) {
45 view[i] = buffer[i];
46 }
47 return arrayBuffer;
48};
49exports.default = decodePacket;
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