source: trip-planner-front/node_modules/socks/build/common/receivebuffer.js@ ceaed42

Last change on this file since ceaed42 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 1.5 KB
Line 
1"use strict";
2Object.defineProperty(exports, "__esModule", { value: true });
3exports.ReceiveBuffer = void 0;
4class ReceiveBuffer {
5 constructor(size = 4096) {
6 this.buffer = Buffer.allocUnsafe(size);
7 this.offset = 0;
8 this.originalSize = size;
9 }
10 get length() {
11 return this.offset;
12 }
13 append(data) {
14 if (!Buffer.isBuffer(data)) {
15 throw new Error('Attempted to append a non-buffer instance to ReceiveBuffer.');
16 }
17 if (this.offset + data.length >= this.buffer.length) {
18 const tmp = this.buffer;
19 this.buffer = Buffer.allocUnsafe(Math.max(this.buffer.length + this.originalSize, this.buffer.length + data.length));
20 tmp.copy(this.buffer);
21 }
22 data.copy(this.buffer, this.offset);
23 return (this.offset += data.length);
24 }
25 peek(length) {
26 if (length > this.offset) {
27 throw new Error('Attempted to read beyond the bounds of the managed internal data.');
28 }
29 return this.buffer.slice(0, length);
30 }
31 get(length) {
32 if (length > this.offset) {
33 throw new Error('Attempted to read beyond the bounds of the managed internal data.');
34 }
35 const value = Buffer.allocUnsafe(length);
36 this.buffer.slice(0, length).copy(value);
37 this.buffer.copyWithin(0, length, length + this.offset - length);
38 this.offset -= length;
39 return value;
40 }
41}
42exports.ReceiveBuffer = ReceiveBuffer;
43//# sourceMappingURL=receivebuffer.js.map
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