How to use buildLogStream method in Best

Best JavaScript code snippet using best

svn_adapter.spec.js

Source:svn_adapter.spec.js

...148  });149  describe('.logStream()', function() {150    it('returns the svn log as a stream', function() {151      return new Bluebird(function(done) {152        buildLogStream('LOG_OUTPUT');153        var result = '';154        subject.logStream(timePeriod)155          .on('data', function(chunk) {156            result += chunk.toString();157          })158          .on('end', function() {159            expect(result).toEqual('LOG_OUTPUT');160            done();161          });162        expect(command.stream).toHaveBeenCalledWith('svn',163          ['log', '-v', '--xml', '-r{2015-08-22T14:51:42.123Z}:{2015-10-12T11:10:06.456Z}'], {cwd: '/root/dir'});164      });165    });166  });167  describe('.commitMessagesStream()', function() {168    it('returns the svn commit messages as a stream', function() {169      return new Bluebird(function(done) {170        buildLogStream(GENERIC_LOG_OUTPUT);171        var result = '';172        subject.commitMessagesStream(timePeriod)173          .on('data', function(chunk) {174            result += chunk.toString();175          })176          .on('end', function() {177            expect(result).toEqual('test message 123\ntest message 456\ntest message 789\n');178            done();179          });180        expect(command.stream).toHaveBeenCalledWith('svn',181          ['log', '-v', '--xml', '-r{2015-08-22T14:51:42.123Z}:{2015-10-12T11:10:06.456Z}'], {cwd: '/root/dir'});182      });183    });184    it('throws an error if the stream ends before the xml document is complete', function() {185      return expect(new Bluebird(function(resolve, reject) {186        buildLogStream(CORRUPTED_LOG_OUTPUT);187        subject.commitMessagesStream(timePeriod)188          .on('error', reject);189      })).rejects.toMatch('xml parsing');190    });191  });192  describe('.showRevisionStream()', function() {193    it('returns the svn revision content as a stream', function() {194      command.stream.mockReturnValue('output-stream');195      var output = subject.showRevisionStream('qwe123', 'test/file');196      expect(output).toEqual('output-stream');197      expect(command.stream).toHaveBeenCalledWith('svn', ['cat', '-r', 'qwe123', 'test/file'], {cwd: '/root/dir'});198    });199  });200  describe('.revisions()', function() {...

build-benchmark.ts

Source:build-benchmark.ts

1/*2 * Copyright (c) 2019, salesforce.com, inc.3 * All rights reserved.4 * SPDX-License-Identifier: MIT5 * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/MIT6*/7import fs from 'fs';8import { rollup, OutputOptions } from 'rollup';9import path from 'path';10import crypto from 'crypto';11import mkdirp from "mkdirp";12import benchmarkRollup from './rollup-plugin-benchmark-import';13import generateHtml from './html-templating';14import { FrozenGlobalConfig, FrozenProjectConfig, ProjectConfigPlugin, BuildConfig } from '@best/types';15import { req } from '@best/utils';16const BASE_ROLLUP_OUTPUT: OutputOptions = { format: 'iife' };17const ROLLUP_CACHE = new Map();18function md5(data: string) {19    return crypto.createHash('md5').update(data).digest('hex');20}21function addResolverPlugins(plugins: ProjectConfigPlugin[]): any[] {22    if (!plugins) {23        return [];24    }25    return plugins.map((plugin: ProjectConfigPlugin) => {26        if (typeof plugin === 'string') {27            return req(plugin)();28        } else if (Array.isArray(plugin)) {29            return req(plugin[0])(plugin[1]);30        } else {31            throw new Error('Invalid plugin config');32        }33    });34}35interface BuildOutputMessager {36    onBenchmarkBuildStart(benchmarkPath: string): void;37    onBenchmarkBuildEnd(benchmarkPath: string): void;38    log(message: string): void;39}40export async function buildBenchmark(entry: string, projectConfig: FrozenProjectConfig, globalConfig: FrozenGlobalConfig, buildLogStream: BuildOutputMessager): Promise<BuildConfig> {41    buildLogStream.onBenchmarkBuildStart(entry);42    const { gitInfo: { lastCommit: { hash: gitHash }, localChanges } } = globalConfig;43    const { projectName, benchmarkOutput } = projectConfig;44    const ext = path.extname(entry);45    const benchmarkName = path.basename(entry, ext);46    const benchmarkJSFileName = benchmarkName + ext;47    const benchmarkProjectFolder = path.join(benchmarkOutput, projectName);48    buildLogStream.log('Bundling benchmark files...');49    const bundle = await rollup({50        input: entry,51        plugins: [benchmarkRollup(), ...addResolverPlugins(projectConfig.plugins)],52        cache: ROLLUP_CACHE.get(projectName),53        manualChunks: function () { /* guarantee one chunk */ return 'main_chunk'; },54        onwarn(warning, warn) {55            // Make compilation fail, if any bare module can't be resolved.56            if (typeof warning === 'object' && warning.code === 'UNRESOLVED_IMPORT') {57                throw new Error(warning.message);58            }59            warn(warning);60        }61    });62    ROLLUP_CACHE.set(projectName, bundle.cache);63    buildLogStream.log('Generating benchmark artifacts...');64    const { output } = await bundle.generate(BASE_ROLLUP_OUTPUT);65    const benchmarkSource = output[0].code; // We don't do code splitting so the first one will be the one we want66    // Benchmark artifacts vars67    const benchmarkSignature = md5(benchmarkSource);68    const benchmarkSnapshotName = localChanges ? `${benchmarkName}_local_${benchmarkSignature.slice(0, 10)}` : `${benchmarkName}_${gitHash}`;69    const benchmarkFolder = path.join(benchmarkProjectFolder, benchmarkSnapshotName);70    const benchmarkArtifactsFolder = path.join(benchmarkFolder, 'artifacts');71    const benchmarkEntry = path.join(benchmarkArtifactsFolder, `${benchmarkName}.html`);72    const htmlTemplate = generateHtml({ benchmarkName, benchmarkJs: `./${benchmarkJSFileName}` });73    mkdirp.sync(benchmarkArtifactsFolder);74    fs.writeFileSync(benchmarkEntry, htmlTemplate, 'utf-8');75    fs.writeFileSync(path.join(benchmarkArtifactsFolder, benchmarkJSFileName), benchmarkSource, 'utf-8');76    buildLogStream.onBenchmarkBuildEnd(entry);77    return {78        benchmarkName,79        benchmarkFolder,80        benchmarkEntry,81        benchmarkSignature,82        projectConfig,83        globalConfig,84    };...

index.ts

Source:index.ts

1/*2 * Copyright (c) 2019, salesforce.com, inc.3 * All rights reserved.4 * SPDX-License-Identifier: MIT5 * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/MIT6*/7import { FrozenGlobalConfig, FrozenProjectConfig, BuildConfig } from '@best/types';8import { BuildOutputStream } from "@best/console-stream";9import { isCI } from '@best/utils';10import workerFarm from "worker-farm";11import { buildBenchmark } from "./build-benchmark"12const DEFAULT_FARM_OPTS = {13    maxConcurrentWorkers: isCI ? 2 : require('os').cpus().length,14    maxConcurrentCallsPerWorker: 1,15};16interface ChildMessage { type: string, benchmarkPath: string, message: string }17async function runInBand(benchmarks: string[], projectConfig: FrozenProjectConfig, globalConfig: FrozenGlobalConfig, buildLogStream: BuildOutputStream): Promise<BuildConfig[]> {18    const benchmarkResults: BuildConfig[] = [];19    for (const benchmark of benchmarks) {20        const result = await buildBenchmark(benchmark,projectConfig, globalConfig, buildLogStream);21        benchmarkResults.push(result);22    }23    return benchmarkResults;24}25function runInWorkers(benchmarks: string[], projectConfig: FrozenProjectConfig, globalConfig: FrozenGlobalConfig, buildLogStream: BuildOutputStream): Promise<BuildConfig[]> {26    const opts = {27        ...DEFAULT_FARM_OPTS,28        onChild: (child: NodeJS.Process) => {29            child.on("message", (message: ChildMessage) => {30                if (message.type === 'messager.onBenchmarkBuildStart') {31                    buildLogStream.onBenchmarkBuildStart(message.benchmarkPath);32                } else if (message.type === 'messager.log') {33                    buildLogStream.log(message.message);34                } else if (message.type === 'messager.onBenchmarkBuildEnd') {35                    buildLogStream.onBenchmarkBuildEnd(message.benchmarkPath);36                }37            })38        }39    };40    const workers = workerFarm(opts, require.resolve('./build-benchmark-worker'));41    const jobs = benchmarks.length;42    let jobsCompleted = 0;43    const benchBuild: BuildConfig[] = [];44    return new Promise((resolve, reject) => {45        benchmarks.forEach(benchmark => {46            const buildInfo = {47                benchmark,48                projectConfig,49                globalConfig50            };51            workers(buildInfo, (err: any, result: BuildConfig) => {52                if (err) {53                    return reject(err);54                }55                benchBuild.push(result);56                if (++jobsCompleted === jobs) {57                    workerFarm.end(workers);58                    resolve(benchBuild);59                }60            });61        });62    });63}64export function buildBenchmarks(benchmarks: string[], projectConfig: FrozenProjectConfig, globalConfig: FrozenGlobalConfig, buildLogStream: BuildOutputStream): Promise<BuildConfig[]> {65    if (globalConfig.runInBand) {66        return runInBand(benchmarks, projectConfig, globalConfig, buildLogStream);67    } else {68        return runInWorkers(benchmarks, projectConfig, globalConfig, buildLogStream);69    }...

Using AI Code Generation

1var BestPractice = require('./BestPractice.js');2var bp = new BestPractice();3var logStream = bp.buildLogStream();4logStream.on('data', function(data) {5console.log(data);6});7logStream.on('end', function() {8console.log('End of stream');9});10logStream.on('error', function(err) {11console.log('Error', err);12});13var fs = require('fs');14var path = require('path');15var util = require('util');16var Transform = require('stream').Transform;17var BestPractice = function() {};18util.inherits(BestPractice, Transform);19BestPractice.prototype.buildLogStream = function() {20var logStream = fs.createReadStream(path.join(__dirname, 'test.log'), { encoding: 'utf8' });21logStream = logStream.pipe(new BestPractice());22return logStream;23};24BestPractice.prototype._transform = function(chunk, encoding, callback) {25var data = chunk.toString();26var lines = data.split('27');28var self = this;29lines.forEach(function(line) {30var log = JSON.parse(line);31var msg = {32};33self.push(JSON.stringify(msg));34});35callback();36};37module.exports = BestPractice;38{"timestamp": "2016-01-01T00:00:00.000Z", "message": "This is a test"}39{"timestamp": "2016-01-01T00:00:01.000Z", "message": "This is another test"}40{"timestamp":"2016-01-01T00:00:00.000Z","message":"This is a test"}41{"timestamp":"2016-01-01T00:00:01.000Z","message":"This is another test"}

Using AI Code Generation

1var BestLogStreamBuilder = require('best-log-stream-builder');2var builder = new BestLogStreamBuilder();3var logStream = builder.buildLogStream('test4.log');4logStream.write('Hello World');5logStream.end();6var BestLogStreamBuilder = require('best-log-stream-builder');7var builder = new BestLogStreamBuilder();8var logStream = builder.buildLogStream('test5.log');9logStream.write('Hello World');10logStream.end();11var BestLogStreamBuilder = require('best-log-stream-builder');12var builder = new BestLogStreamBuilder();13var logStream = builder.buildLogStream('test6.log');14logStream.write('Hello World');15logStream.end();16var BestLogStreamBuilder = require('best-log-stream-builder');17var builder = new BestLogStreamBuilder();18var logStream = builder.buildLogStream('test7.log');19logStream.write('Hello World');20logStream.end();21var BestLogStreamBuilder = require('best-log-stream-builder');22var builder = new BestLogStreamBuilder();23var logStream = builder.buildLogStream('test8.log');24logStream.write('Hello World');25logStream.end();26var BestLogStreamBuilder = require('best-log-stream-builder');27var builder = new BestLogStreamBuilder();28var logStream = builder.buildLogStream('test9.log');29logStream.write('Hello World');30logStream.end();31var BestLogStreamBuilder = require('best-log-stream-builder');32var builder = new BestLogStreamBuilder();33var logStream = builder.buildLogStream('test10.log');34logStream.write('Hello World');35logStream.end();36var BestLogStreamBuilder = require('best-log-stream-builder');37var builder = new BestLogStreamBuilder();

Using AI Code Generation

1var BestLogger = require('./BestLogger');2var logger = new BestLogger();3logger.buildLogStream('test4.log', function(err, stream){4    if(err) {5        console.log('Error: ' + err);6        return;7    }8    stream.write('test');9});10var BestLogger = require('./BestLogger');11var logger = new BestLogger();12logger.buildLogStream('test5.log', function(err, stream){13    if(err) {14        console.log('Error: ' + err);15        return;16    }17    stream.write('test');18});19var BestLogger = require('./BestLogger');20var logger = new BestLogger();21logger.buildLogStream('test6.log', function(err, stream){22    if(err) {23        console.log('Error: ' + err);24        return;25    }26    stream.write('test');27});28var BestLogger = require('./BestLogger');29var logger = new BestLogger();30logger.buildLogStream('test7.log', function(err, stream){31    if(err) {32        console.log('Error: ' + err);33        return;34    }35    stream.write('test');36});37var BestLogger = require('./BestLogger');38var logger = new BestLogger();39logger.buildLogStream('test8.log', function(err, stream){40    if(err) {41        console.log('Error: ' + err);42        return;43    }44    stream.write('test');45});46var BestLogger = require('./BestLogger');47var logger = new BestLogger();48logger.buildLogStream('test9.log', function(err, stream){49    if(err) {50        console.log('Error: ' + err);51        return;52    }53    stream.write('test');54});55var BestLogger = require('./BestLogger');56var logger = new BestLogger();57logger.buildLogStream('test10.log', function(err, stream){58    if(err) {59        console.log('Error:

Using AI Code Generation

1const BestLog = require('./bestLog');2const bestLog = new BestLog();3const logStream = bestLog.buildLogStream();4logStream.on('data', (data) => {5console.log(data);6});7logStream.on('end', () => {8console.log('End of the logs');9});10const BestLog = require('./bestLog');11const bestLog = new BestLog();12const logStream = bestLog.buildLogStream();13logStream.on('data', (data) => {14console.log(data);15});16logStream.on('end', () => {17console.log('End of the logs');18});19const BestLog = require('./bestLog');20const bestLog = new BestLog();21const logStream = bestLog.buildLogStream();22logStream.on('data', (data) => {23console.log(data);24});25logStream.on('end', () => {26console.log('End of the logs');27});28const BestLog = require('./bestLog');29const bestLog = new BestLog();30const logStream = bestLog.buildLogStream();31logStream.on('data', (data) => {32console.log(data);33});34logStream.on('end', () => {35console.log('End of the logs');36});37const BestLog = require('./bestLog');38const bestLog = new BestLog();39const logStream = bestLog.buildLogStream();40logStream.on('data', (data) => {41console.log(data);42});43logStream.on('end', () => {44console.log('End of the logs');45});

Using AI Code Generation

1var BestLogger = require('./bestLogger.js');2var logger = new BestLogger();3var stream = logger.buildLogStream('test4.log');4stream.write('This is a test of the log stream');5stream.end();6var fs = require('fs');7fs.readFile('test4.log', function(err, data) {8  if (err) {9    console.log(err);10  } else {11    console.log(data.toString());12  }13});14var BestLogger = require('./bestLogger.js');15var logger = new BestLogger();16var stream = logger.buildLogStream('test5.log');17stream.write('This is a test of the log stream');18stream.end();19var fs = require('fs');20fs.createReadStream('test5.log').pipe(process.stdout);21var BestLogger = require('./bestLogger.js');22var logger = new BestLogger();23var stream = logger.buildLogStream('test6.log');24stream.write('This is a test of the log stream');25stream.end();26var fs = require('fs');27fs.createReadStream('test6.log').pipe(fs.createWriteStream('test6-2.log'));28var BestLogger = require('./bestLogger.js');29var logger = new BestLogger();30var stream = logger.buildLogStream('test7.log');31stream.write('This is a test of the log stream');32stream.end();33var fs = require('fs');34fs.createReadStream('test7.log').pipe(fs.createWriteStream('test7-2.log')).pipe(process.stdout);

Using AI Code Generation

1var BestLogger = require('best-logger');2var logger = new BestLogger();3var logStream = logger.buildLogStream();4logStream.pipe(process.stdout);5logger.log("message 1");6logger.log("message 2");7logger.log("message 3");8logger.log({message: "message 4", data: "data 1"});9logger.log(new Error("message 5"));10logger.log("message 6", "alert");11logger.log({message: "message 7", data: "data 2"}, "alert");12logger.log(new Error("message 8"), "alert");13logger.log("message 9", "alert", true);14logger.log({message: "message 10", data: "data 3"}, "alert", true);15logger.log(new Error("message 11"), "alert", true);16logger.log("message 12", "alert", true, "json");17logger.log({message: "message 13", data: "data 4"}, "alert", true, "json");18logger.log(new Error("message 14"), "alert", true, "json");19logger.log("message 15", "alert", true, "text");20logger.log({message: "message 16", data: "data 5"}, "alert", true, "text");21logger.log(new Error("message 17"), "alert", true,

Using AI Code Generation

1var BestLog = require('./BestLog');2var log = new BestLog();3var stream = log.buildLogStream();4stream.on('data', function(data){5    console.log(data);6});7stream.on('error', function(err){8    console.log(err);9});10stream.on('end', function(){11    console.log('End of stream');12});13{ filename: 'log2014-05-30.txt',142014-05-30 10:00:01, info, everything is ok' }15{ filename: 'log2014-05-31.txt',162014-05-31 10:00:01, info, everything is ok' }17{ filename: 'log2014-06-01.txt',182014-06-01 10:00:01, info, everything is ok' }19{ filename: 'log2014-06-02.txt',202014-06-02 10:00:01, info, everything is ok' }21var BestLog = require('./BestLog');

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