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How to use writeBufferStream method in Best

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WriteBufferStream.js

Source:WriteBufferStream.js

1/* eslint-disable no-unused-vars */2import { string2buffer } from '../util'3import { TYPE, VERSION } from '../const'4export default class WriteBufferStream {5  constructor () {6    /**7     * @type { ArrayBuffer[] }8     */9    this.bufferList = []10  }11  /**12   * åå¥æ°ç»13   * @param {*[]} array TypedFrames14   * @returns {WriteBufferStream}15   */16  writeTypedFrameArray (array) {17    const totalNumber = array.length18    this.writeInt(totalNumber)19    array.forEach(typedFrame => {20      typedFrame.writeBuffer(this)21    })22    return this23  }24  /**25   * åå¥æå®é¿åº¦çArrayBuffer26   * @param {ArrayBuffer} value27   * @param {number} [length] é¿åº¦ï¼ä»¥ä¼ å¥çarrayBufferålengthæå¤§ä¸ºå28   * @returns {WriteBufferStream}29   */30  writeBytes (value, length = 0) {31    const buffer = new Uint8Array(Math.max(value.byteLength, length))32    buffer.set(value)33    this.bufferList.push(buffer.buffer)34    return this35  }36  /**37   * åå¥uint32_t38   * @param {number} value39   * @returns { WriteBufferStream }40   */41  writeInt (value) {42    return this.writeByType(value, TYPE.uint32_t)43  }44  /**45   * åå¥float46   * @param {number} value47   * @returns { WriteBufferStream }48   */49  writeFloat (value) {50    return this.writeByType(value, TYPE.float)51  }52  /**53   * åå¥æå æåé»è®¤ä¸ºUint854   * @param {string} [text]55   * @param {number} [length]56   * @returns {WriteBufferStream}57   */58  writeString (text = '', length = 0) {59    const textBuffer = string2buffer(text)60    const buffer = new Uint8Array(length)61    buffer.fill(253, textBuffer.length + 1)62    buffer.set(textBuffer)63    // åªæversionæ¯é 0å¡«åç64    if (text === VERSION.V1 || text === VERSION.V2) {65      buffer.fill(0, textBuffer.length)66    }67    this.bufferList.push(buffer.buffer)68    return this69  }70  /**71   * æ ¹æ®ç±»åèªå¨åå¥72   * @param { number } value73   * @param { Uint16ArrayConstructor | Uint32ArrayConstructor | Uint8ArrayConstructor | Float32ArrayConstructor | Float64ArrayConstructor } Type74   * @param {number} [offset]75   * @param {boolean} [littleEndian]76   * @returns { WriteBufferStream }77   */78  writeByType (value, Type, offset = 0, littleEndian = true) {79    if (!Type) {80      throw new Error('Type is not define')81    }82    const view = new DataView(new ArrayBuffer(Type.BYTES_PER_ELEMENT), 0)83    const method = `set${Type.name.replace('Array', '')}`84    view[method](offset, value, littleEndian)85    this.bufferList.push(view.buffer)86    return this87  }88  /**89   * å°ä¸ä¸ªæ°ç»åå¥90   * @param {number[]} value91   * @param { Uint16ArrayConstructor | Uint32ArrayConstructor | Uint8ArrayConstructor | Float32ArrayConstructor | Float64ArrayConstructor } [Type]92   * @param {number} [offset]93   * @param {boolean} [littleEndian]94   * @returns {WriteBufferStream}95   */96  writeArrayByType (value, Type = TYPE.uint32_t, offset = 0, littleEndian = true) {97    if (!Array.isArray(value)) {98      throw new Error('value is not array!')99    }100    value.forEach(number => {101      this.writeByType(number, Type, offset, littleEndian)102    })103    return this104  }105  /**106   * æ¸é¤ä¿åçæ°æ®æµ107   */108  getArrayBuffer () {109    /**110     * æ¼æ¥111     */112    const totalBytes = this.bufferList.reduce((_totalBytes, buffer) => {113      return _totalBytes + new Uint8Array(buffer).length114    }, 0)115    const result = new Uint8Array(totalBytes)116    let offset = 0117    for (const buffer of this.bufferList) {118      result.set(new Uint8Array(buffer), offset)119      offset += buffer.byteLength120    }121    const buffer = result.buffer122    this.bufferList.splice(0)123    return buffer124  }...

BufferStream.test.ts

Source:BufferStream.test.ts

1import {2  BufferStream,3  WriteBufferStream,4  ReadBufferStream,5} from "./BufferStream";6describe("BufferStream tests...", () => {7  it("Create a buffer and more till the end", () => {8    const buf = new BufferStream(21 * 1024, true);9    buf.more(21 * 1024);10    expect(buf.size).toEqual(21 * 1024);11  });12  it("Write a simple string and read it back", () => {13    const wbuf = new WriteBufferStream(8);14    wbuf.writeString("12345678");15    const rbuf = new ReadBufferStream(wbuf.getBuffer());16    expect(rbuf.readString(8)).toEqual("12345678");17  });18  it("Test concat method", () => {19    // Create some write buffers and add them together.20    const wbuf = new WriteBufferStream(8);21    wbuf.writeString("12345678");22    const wbuf2 = new WriteBufferStream(8);23    wbuf.writeString("9ABCDEF0");24    wbuf.concat(wbuf2);25    const wbuf3 = new WriteBufferStream(4);26    wbuf3.writeUint32(69);27    wbuf.concat(wbuf3);28    const rbuf = new ReadBufferStream(wbuf.getBuffer());29    expect(rbuf.readString(16)).toEqual("123456789ABCDEF0");30    expect(rbuf.readUint32()).toEqual(69);31  });32  it("Check the checkSize method", () => {33    const wbuf = new WriteBufferStream(1);34    // checkSize should expand the array to fit what I'm putting down...35    wbuf.checkSize(8);36    wbuf.writeString("12345678");37    const rbuf = new ReadBufferStream(wbuf.getBuffer());38    expect(rbuf.readString(8)).toEqual("12345678");39  });40  it("Read and write hex values", () => {41    const wbuf = new WriteBufferStream(16);42    wbuf.writeHex("0102030405060708090A0B0C0D0E0F10");43    // checkSize should expand the array to fit what I'm putting down...44    const rbuf = new ReadBufferStream(wbuf.getBuffer());45    expect(rbuf.readHex(16)).toEqual("0102030405060708090A0B0C0D0E0F10");46  });47  //   it('should resolve with false for invalid token', async () => {48  //     const response = await user.auth('invalidToken')49  //     expect(response).toEqual({success: false})50  //   })...

WriteBufferStream.d.ts

Source:WriteBufferStream.d.ts

1import { Type, FrameType } from '../const'2export default class WriteBufferStream {3    constructor()4    bufferList: ArrayBuffer[]5    /**6     * åå¥æ°ç»7     * @param array 8     */9    writeTypedFrameArray(array: FrameType[]): WriteBufferStream10    writeBytes(length?: number): WriteBufferStream11    writeInt(value: number): WriteBufferStream12    writeFloat(value: number): WriteBufferStream13    writeString(text: string, length?: number): WriteBufferStream14    writeByType(value: number, Type: Type, offset?: number, littleEndian?: boolean): WriteBufferStream15    writeArrayByType(value: number[], Type?: Type, offset?: number, littleEndian?: boolean): WriteBufferStream16    getArrayBuffer(): ArrayBuffer...

Using AI Code Generation

1var bestzip = require('bestzip');2var fs = require('fs');3var path = require('path');4var readStream = fs.createReadStream(path.join(__dirname, 'test.txt'));5var writeStream = fs.createWriteStream(path.join(__dirname, 'test.zip'));6var options = {7};8bestzip(options, function (err) {9    if (err) {10        console.log(err);11    }12    else {13        console.log('done');14    }15});

Using AI Code Generation

1var bestzip = require('bestzip');2bestzip({3}).then(function () {4    console.log('done');5}).catch(function (err) {6    console.log(err);7});8var bestzip = require('bestzip');9bestzip({10}).then(function () {11    console.log('done');12}).catch(function (err) {13    console.log(err);14});15var bestzip = require('bestzip');16bestzip({17}).then(function () {18    console.log('done');19}).catch(function (err) {20    console.log(err);21});22var bestzip = require('bestzip');23bestzip({24}).then(function () {25    console.log('done');26}).catch(function (err) {27    console.log(err);28});29var bestzip = require('bestzip');30bestzip({31}).then(function () {32    console.log('done');33}).catch(function (err) {34    console.log(err);35});36var bestzip = require('bestzip');37bestzip({38}).then(function () {39    console.log('done');40}).catch(function (err) {41    console.log(err);42});43var bestzip = require('bestzip');44bestzip({

Using AI Code Generation

1var BestZip = require('bestzip');2var options = {3};4BestZip.writeBufferStream(options).then(function (buffer) {5    console.log('test4.zip has been created');6}).catch(function (err) {7    console.error(err);8});9- **writeBufferStream(options)**: This method takes a single argument which is an object containing the following properties:10var BestZip = require('bestzip');11var options = {12};13BestZip.writeBufferStream(options).then(function (buffer) {14    console.log('test5.zip has been created');15}).catch(function (err) {16    console.error(err);17});

Using AI Code Generation

1const BestZip = require('bestzip');2const fs = require('fs');3BestZip.writeBufferStream(fs.createReadStream('test3.zip'), 'test4.zip')4  .then(() => {5    console.log('Done');6  })7  .catch((err) => {8    console.log(err);9  });10### BestZip(options)11### BestZip.zip(options)12### BestZip.writeBufferStream(readableStream, destination)

Using AI Code Generation

1var BestZip = require('bestzip');2var fs = require('fs');3var stream = require('stream');4var bufferStream = new stream.PassThrough();5bufferStream.end(new Buffer('Some data to be written to zip file'));6BestZip({7}).then(function () {8    console.log('test4.zip created successfully');9}).catch(function (err) {10    console.log('test4.zip creation failed');11    console.log(err);12});13var BestZip = require('bestzip');14var fs = require('fs');15var stream = require('stream');16var bufferStream = new stream.PassThrough();17bufferStream.end(new Buffer('Some data to be written to zip file'));18BestZip({19}).then(function () {20    console.log('test5.zip created successfully');21}).catch(function (err) {22    console.log('test5.zip creation failed');23    console.log(err);24});25var BestZip = require('bestzip');26var fs = require('fs');27var stream = require('stream');28var bufferStream = new stream.PassThrough();29bufferStream.end(new Buffer('Some data to be written to zip file'));30BestZip({31}).then(function () {32    console.log('test6.zip created successfully');33}).catch(function (err) {34    console.log('test6.zip creation failed');35    console.log(err);36});

Using AI Code Generation

1var bestzip = require('bestzip');2bestzip({3    writeBufferStream: function (buffer) {4    }5}, function (err) {6    if (err) {7        console.error(err);8    } else {9        console.log('done');10    }11});12var bestzip = require('bestzip');13bestzip({14    writeBufferStream: function (buffer) {15        console.log(buffer);16    }17}, function (err) {18    if (err) {19        console.error(err);20    } else {21        console.log('done');22    }23});24var bestzip = require('bestzip');25bestzip({26    writeBufferStream: function (buffer) {27        console.log(buffer.toString());28    }29}, function (err) {30    if (err) {31        console.error(err);32    } else {33        console.log('done');34    }35});36var bestzip = require('bestzip');37bestzip({38    writeBufferStream: function (buffer) {39        console.log(buffer);40        console.log(buffer.toString());41    }42}, function (err) {43    if (err) {44        console.error(err);45    } else {46        console.log('done');47    }48});49var bestzip = require('bestzip');50bestzip({51    writeBufferStream: function (buffer) {52        console.log(buffer);53        console.log(buffer.toString());54        return "test";55    }56}, function

Using AI Code Generation

1var bestzip = require('bestzip');2var options = {3    writeBufferStream: function (buffer) {4        console.log(buffer);5    }6};7bestzip(options, function (err) {8    if (err) {9        console.log(err);10    }11});12var bestzip = require('bestzip');13var options = {14    writeStream: function (stream) {15        console.log(stream);16    }17};18bestzip(options, function (err) {19    if (err) {20        console.log(err);21    }22});23var bestzip = require('bestzip');24var options = {25    writeStream: function (stream) {26        console.log(stream);27    }28};29bestzip(options, function (err) {30    if (err) {31        console.log(err);32    }33});34var bestzip = require('bestzip');35var options = {36    writeStream: function (stream) {37        console.log(stream);38    }39};40bestzip(options, function (err) {41    if (err) {42        console.log(err);43    }44});45var bestzip = require('bestzip');46var options = {47    writeStream: function (stream) {48        console.log(stream);49    }50};51bestzip(options, function (err) {52    if (err) {53        console.log(err);54    }55});56var bestzip = require('bestzip');57var options = {

Using AI Code Generation

1var BestZip = require('bestzip');2var fs = require('fs');3var options = {4};5BestZip.writeBufferStream(options, function (err, stream) {6    if (err) {7        console.log(err);8    } else {9        stream.pipe(fs.createWriteStream('test4.zip'));10    }11});12### BestZip.writeBuffer(options, callback(err, buffer))13### BestZip.zip(options, callback(err, zip))14### BestZip.zipStream(options, callback(err, zip))15### BestZip.zipSync(options)16### BestZip.zipStreamSync(options)17### BestZip.unzip(options, callback(err, zip))18### BestZip.unzipStream(options, callback(err, zip))19### BestZip.unzipSync(options)20### BestZip.unzipStreamSync(options)

Using AI Code Generation

1var BestZip = require('bestzip');2var fs = require('fs');3var path = require('path');4var bufferStream = new stream.PassThrough();5bufferStream.end(new Buffer('I am a buffer stream'));6BestZip({7}, function(err) {8  if (err) {9    console.log(err);10  } else {11    console.log('test4.zip created');12    BestZip.unzip({13    }, function(err) {14      if (err) {15        console.log(err);16      } else {17        console.log('test4Unzip folder created');18      }19    });20  }21});

Using AI Code Generation

1var BestZip = require('bestzip');2var fs = require('fs');3var path = require('path');4var fileStream = fs.createWriteStream(path.join(__dirname, 'test4.zip'));5var zip = new BestZip({6    source: path.join(__dirname, 'test'),7});8zip.writeBufferStream().then(function () {9    console.log('test4.zip created');10});

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