How to use pairedMetrics method in Best

Best JavaScript code snippet using best

VictoryChartsUtils.ts

Source:VictoryChartsUtils.ts

1import { Datapoint, Metric } from 'types/Metrics';2import {3  VCLines,4  VCLine,5  LegendItem,6  VCDataPoint,7  makeLegend,8  RichDataPoint,9  LineInfo,10  BucketDataPoint11} from 'types/VictoryChartInfo';12import { filterAndRenameMetric, LabelsInfo } from 'utils/TimeSeriesUtils';13import { ChartModel, XAxisType } from 'types/Dashboards';14import { Overlay, OverlayInfo } from 'types/Overlay';15export const toVCDatapoints = (dps: Datapoint[], name: string): VCDataPoint[] => {16  return dps17    .map(dp => {18      return {19        name: name,20        x: new Date(dp[0] * 1000),21        y: Number(dp[1]),22        y0: dp.length > 2 ? dp[2] : undefined23      };24    })25    .filter(dp => !isNaN(dp.y) && (dp.y0 === undefined || !isNaN(dp.y0)));26};27export const toVCSinglePoint = (dps: Datapoint[], name: string): VCDataPoint[] => {28  const last = dps.filter(dp => !isNaN(dp[1]) && (dp[2] === undefined || !isNaN(dp[2]))).reduce((p, c) => (c[0] > p[0] ? c : p));29  if (last) {30    return [31      {32        name: name,33        time: new Date(last[0] * 1000),34        x: 0, // placeholder35        y: Number(last[1]),36        y0: last[2] ?? Number(last[1])37      } as VCDataPoint38    ];39  }40  return [];41};42const buildVCLine = <T extends LineInfo>(dps: VCDataPoint[], lineInfo: T): VCLine<VCDataPoint & T> => {43  const datapoints: (VCDataPoint & T)[] = dps.map(dp => ({ ...lineInfo, ...dp }));44  const legendItem: LegendItem = makeLegend(lineInfo.name, lineInfo.color, lineInfo.symbol);45  return {46    datapoints: datapoints,47    legendItem: legendItem,48    color: lineInfo.color49  };50};51export const toVCLine = (dps: Datapoint[], name: string, color: string): VCLine<RichDataPoint> => {52  return buildVCLine(toVCDatapoints(dps, name), { name: name, color: color });53};54export const toVCLines = (55  metrics: Metric[],56  unit: string,57  colors: string[],58  xAxis: XAxisType = 'time'59): VCLines<RichDataPoint> => {60  // In case "reporter" is in the labels, arrange the metrics in source-destination pairs to61  // draw area charts.62  if (metrics.length > 0 && metrics[0].labels?.reporter !== undefined) {63    let pairedMetrics: { [key: string]: [Metric?, Metric?] } = {};64    metrics.forEach(metric => {65      let reporter = metric.labels.reporter;66      let labelsNoReporter = { ...metric.labels };67      delete labelsNoReporter.reporter68      let labelsStr = Object.keys(labelsNoReporter).map(k => `${k}=${labelsNoReporter[k]}`).sort().join(',');69      labelsStr = `name=${metric.name},stat=${metric.stat}%` + labelsStr;70      if (!pairedMetrics[labelsStr]) {71        pairedMetrics[labelsStr] = [undefined, undefined];72      }73      pairedMetrics[labelsStr][reporter === 'source' ? 0 : 1] = metric;74    });75    return Object.values(pairedMetrics).map((twoLines, i) => {76      const color = colors[i % colors.length];77      let datapoints: Datapoint[] = [];78      let name: string = '';79      if (twoLines[0] !== undefined && twoLines[1] !== undefined) {80        name = twoLines[0].name;81        const minDatapointsLength = twoLines[0].datapoints.length < twoLines[1].datapoints.length ?82          twoLines[0].datapoints.length : twoLines[1].datapoints.length;83        for (let j = 0, sourceIdx = 0, destIdx = 0; j < minDatapointsLength; j++) {84          if (twoLines[0].datapoints[sourceIdx][0] !== twoLines[1].datapoints[destIdx][0]) {85            // Usually, all series have the same samples at same timestamps (i.e. series are time synced or synced on the x axis).86            // There are rare cases when there are some additional samples usually at the beginning or end of some series.87            // If this happens, let's skip these additional samples, to have properly x-axis synced values.88            if (twoLines[0].datapoints[sourceIdx][0] < twoLines[1].datapoints[destIdx][0]) {89              sourceIdx++;90            } else {91              destIdx++;92            }93            continue;94          }95          datapoints.push([96            twoLines[0].datapoints[sourceIdx][0],97            twoLines[0].datapoints[sourceIdx][1],98            twoLines[1].datapoints[destIdx][1],99          ]);100          sourceIdx++;101          destIdx++;102        }103      } else if (twoLines[0] !== undefined) {104        // Assign zero value to "y0" to denote "no data" for the destination reporter105        name = twoLines[0].name;106        datapoints = twoLines[0].datapoints.map(d => ([d[0], d[1], 0]));107      } else if (twoLines[1] !== undefined) {108        // Assign zero value to "y" to denote "no data" for the source reporter109        name = twoLines[1].name;110        datapoints = twoLines[1].datapoints.map(d => ([d[0], 0, d[1]]));111      }112      const dps =113        xAxis === 'time' ? toVCDatapoints(datapoints, name) : toVCSinglePoint(datapoints, name);114      return buildVCLine(dps, {name: name, unit: unit, color: color});115    });116  } else {117    return metrics.map((line, i) => {118      const color = colors[i % colors.length];119      const dps =120        xAxis === 'time' ? toVCDatapoints(line.datapoints, line.name) : toVCSinglePoint(line.datapoints, line.name);121      return buildVCLine(dps, {name: line.name, unit: unit, color: color});122    });123  }124};125export const getDataSupplier = (126  chart: ChartModel,127  labels: LabelsInfo,128  colors: string[]129): (() => VCLines<RichDataPoint>) => {130  return () => {131    const filtered = filterAndRenameMetric(chart.metrics, labels);132    return toVCLines(filtered, chart.unit, colors, chart.xAxis || 'time');133  };134};135// toBuckets accumulates datapoints into bukets.136// The result is still a (smaller) list of VCDataPoints, but with Y value being an array of values instead of a single value.137// This data structure is required by VictoryBoxPlot object.138export const toBuckets = <T extends LineInfo>(139  nbuckets: number,140  datapoints: VCDataPoint[],141  lineInfo: T,142  timeWindow?: [Date, Date]143): (T & BucketDataPoint)[] => {144  if (datapoints.length === 0) {145    return [];146  }147  // xBuilder will preserve X-axis type when building buckets (either dates or raw numbers)148  const xBuilder: (x: number) => number | Date = typeof datapoints[0].x === 'object' ? x => new Date(x) : x => x;149  let min = 0;150  let max = 0;151  if (timeWindow) {152    min = timeWindow[0].getTime();153    max = timeWindow[1].getTime();154  } else {155    const times = datapoints.map(dp => Number(dp.x));156    min = Math.min(...times);157    max = Math.max(...times);158  }159  const bucketSize = (1 + max - min) / nbuckets;160  // Create $nbuckets buckets at regular intervals with preset / static content $dpInject161  const buckets: (T & BucketDataPoint)[] = Array.from({ length: nbuckets }, (_, idx) => {162    const start = Math.floor(min + idx * bucketSize);163    const end = Math.floor(start + bucketSize - 1);164    return {165      ...lineInfo,166      start: xBuilder(start),167      end: xBuilder(end),168      x: xBuilder(Math.floor(start + bucketSize / 2)),169      y: []170    };171  });172  datapoints.forEach(dp => {173    // Get bucket index from timestamp174    const idx = Math.floor((Number(dp.x) - min) / bucketSize);175    // This index might be out of range when a timeWindow is provided, so protect against that176    if (idx >= 0 && idx < buckets.length) {177      buckets[idx].y.push(dp.y);178    }179  });180  return buckets.filter(b => b.y.length > 0);181};182export const toOverlay = <T extends LineInfo>(info: OverlayInfo<T>, dps: VCDataPoint[]): Overlay<T> => {183  return {184    info: info,185    vcLine: buildVCLine(dps, info.lineInfo)186  };...

trace.ts

Source:trace.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 { promisify } from 'util';9import { BenchmarkResults, BenchmarkMetrics, BenchmarkResultNode, BenchmarkMeasureType } from '@best/types';10const asyncReadFile = promisify(fs.readFile);11const asyncUnlink = promisify(fs.unlink);12const asyncExists = promisify(fs.exists);13const TRACED_METRIC_EVENTS = ['Paint', 'Layout', 'UpdateLayoutTree', 'UpdateLayerTree', 'CompositeLayers'];14const TRACED_EVENT_NAME_ALIAS: any = { 'UpdateLayoutTree': 'RecalculateStyles' };15interface TracedMetrics {16    [key: string]: BenchmarkMetrics17}18const isBeginPhase = (event: { ph: string }): boolean => {19    return event.ph.toLowerCase() === 'b';20}21const isEndPhase = (event: { ph: string }): boolean => {22    return event.ph.toLowerCase() === 'e';23}24const hasDurationPhased = (event: { ph: string }): boolean => {25    return isBeginPhase(event) || isEndPhase(event);26}27const sumPairedMetrics = (events: any[]): number => {28    let duration = 0;29    for (const event of events) {30        if (isBeginPhase(event)) {31            duration -= event.ts;32        } else if (isEndPhase(event)) {33            duration += event.ts;34        }35    }36    return duration;37}38// returns the total duration of all paints or layouts, etc in microseconds39const sumEventDurations = (events: any[]): number => {40    const pairedMetrics = events.filter(hasDurationPhased);41    if (pairedMetrics.length > 0 && pairedMetrics.length % 2 === 0) {42        return sumPairedMetrics(events);43    }44    return events.reduce((previous, current) => previous += current.dur, 0);45}46export const parseTrace = async (tracePath: string): Promise<TracedMetrics> => {47    const file = await asyncReadFile(tracePath, 'utf8');48    const trace = JSON.parse(file);49    const tracedMetricEvents = trace.traceEvents.filter((event: any) => TRACED_METRIC_EVENTS.includes(event.name) || event.name.includes((`${BenchmarkMeasureType.Execute}/`)));50    const sortedEvents = tracedMetricEvents.sort((a: any, b: any) => a.ts - b.ts);51    const groupedEvents: { [run: string]: { [event: string]: any[] } } = {};52    let currentRun: string | false = false;53    for (const event of sortedEvents) {54        if (currentRun && TRACED_METRIC_EVENTS.includes(event.name)) {55            if (groupedEvents[currentRun][event.name]) {56                groupedEvents[currentRun][event.name].push(event);57            } else {58                groupedEvents[currentRun][event.name] = [event];59            }60        } else if (event.name.includes(`${BenchmarkMeasureType.Execute}/`)) {61            if (isBeginPhase(event)) {62                currentRun = event.name;63                groupedEvents[event.name] = {};64            } else if (isEndPhase(event)) {65                currentRun = false;66            }67        }68    }69    const tracedMetrics = Object.keys(groupedEvents).reduce((allMetrics, key): TracedMetrics => {70        const runName = key.replace((`${BenchmarkMeasureType.Execute}/`), '');71        const metrics = Object.keys(groupedEvents[key]).reduce((acc, eventName): BenchmarkMetrics => {72            const aliasEventName = TRACED_EVENT_NAME_ALIAS[eventName] || eventName;73            const name = aliasEventName.toLowerCase();74            return {75                ...acc,76                [name]: (sumEventDurations(groupedEvents[key][eventName]) / 1000)77            }78        }, <BenchmarkMetrics>{})79        return {80            ...allMetrics,81            [runName]: metrics82        };83    }, <TracedMetrics>{})84    return tracedMetrics;85}86const mergeTracedMetricsIntoResultNode = (resultNode: BenchmarkResultNode, parsedTrace: TracedMetrics) => {87    if (resultNode.type === "group") {88        resultNode.nodes.forEach(node => {89            mergeTracedMetricsIntoResultNode(node, parsedTrace);90        })91    } else if (resultNode.type === "benchmark") {92        const nodeTraces = parsedTrace[resultNode.name];93        resultNode.metrics = {94            ...resultNode.metrics,95            ...nodeTraces96        }97    }98}99export const mergeTracedMetrics = (benchmarkResults: BenchmarkResults, parsedTrace: TracedMetrics) => {100    benchmarkResults.results.forEach(node => {101        mergeTracedMetricsIntoResultNode(node, parsedTrace);102    })103}104export const removeTrace = async (tracePath: string): Promise<void> => {105    const fileExists = await asyncExists(tracePath);106    if (fileExists) {107        await asyncUnlink(tracePath);108    }...

Using AI Code Generation

1const BestMetrics = require('best-metrics');2let bestMetrics = new BestMetrics();3let pairedMetrics = bestMetrics.pairedMetrics([1,2,3,4,5],[6,7,8,9,10]);4console.log(pairedMetrics);5const BestMetrics = require('best-metrics');6let bestMetrics = new BestMetrics();7let pairedMetrics = bestMetrics.pairedMetrics([1,2,3,4,5],[6,7,8,9,10]);8console.log(pairedMetrics);9const BestMetrics = require('best-metrics');10let bestMetrics = new BestMetrics();11let pairedMetrics = bestMetrics.pairedMetrics([1,2,3,4,5],[6,7,8,9,10]);12console.log(pairedMetrics);13const BestMetrics = require('best-metrics');14let bestMetrics = new BestMetrics();15let pairedMetrics = bestMetrics.pairedMetrics([1,2,3,4,5],[6,7,8,9,10]);16console.log(pairedMetrics);17const BestMetrics = require('best-metrics');18let bestMetrics = new BestMetrics();19let pairedMetrics = bestMetrics.pairedMetrics([1,2,3,4,5],[6,7,8,9,10]);

Using AI Code Generation

1var bestPractices = require('./lib/bestPractices');2var metrics = bestPractices.pairedMetrics();3console.log(metrics);4var bestPractices = require('./lib/bestPractices');5var metrics = bestPractices.pairedMetrics();6console.log(metrics);

Using AI Code Generation

1var BestPathFinder = require('./BestPathFinder.js');2var bestPathFinder = new BestPathFinder();3  {name: 'a', value: 1},4  {name: 'b', value: 2},5  {name: 'a', value: 3},6  {name: 'b', value: 4},7  {name: 'a', value: 5},8  {name: 'b', value: 6}9];10var pairedMetrics = bestPathFinder.pairedMetrics(metrics);11console.log(pairedMetrics);12var BestPathFinder = require('./BestPathFinder.js');13var bestPathFinder = new BestPathFinder();14  {name: 'a', value: 1},15  {name: 'b', value: 2},16  {name: 'a', value: 3},17  {name: 'b', value: 4},18  {name: 'a', value: 5},19  {name: 'b', value: 6},20  {name: 'a', value: 7},21  {name: 'b', value: 8},22  {name: 'a', value: 9},23  {name: 'b', value: 10}24];25var pairedMetrics = bestPathFinder.pairedMetrics(metrics);26console.log(pairedMetrics);

Using AI Code Generation

1var BestMetrics = require('./bestMetrics');2var bestMetrics = new BestMetrics();3var metrics = {4}5var pairedMetrics = bestMetrics.pairedMetrics(metrics);6console.log(pairedMetrics);

Using AI Code Generation

1var bestMetrics = require('./bestMetrics.js');2var bestMetricsObj = new bestMetrics.BestMetrics();3var pairedMetrics = bestMetricsObj.pairedMetrics(0.5);4console.log(pairedMetrics);5var bestMetrics = require('./bestMetrics.js');6var bestMetricsObj = new bestMetrics.BestMetrics();7var pairedMetrics = bestMetricsObj.pairedMetrics(0.5, 0.5);8console.log(pairedMetrics);9var bestMetrics = require('./bestMetrics.js');10var bestMetricsObj = new bestMetrics.BestMetrics();11var pairedMetrics = bestMetricsObj.pairedMetrics(0.5, 0.5, 0.5);12console.log(pairedMetrics);13var bestMetrics = require('./bestMetrics.js');14var bestMetricsObj = new bestMetrics.BestMetrics();15var pairedMetrics = bestMetricsObj.pairedMetrics(0.5, 0.5, 0.5, 0.5);16console.log(pairedMetrics);17var bestMetrics = require('./bestMetrics.js');18var bestMetricsObj = new bestMetrics.BestMetrics();19var pairedMetrics = bestMetricsObj.pairedMetrics(0.5, 0.5, 0.5, 0.5, 0.5);20console.log(pairedMetrics);

Using AI Code Generation

1var BestMetrics = require('./BestMetrics');2var bestMetrics = new BestMetrics();3var pairedMetrics = bestMetrics.pairedMetrics();4console.log(pairedMetrics);5{ '0': [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ],6  '9': [ 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 ] }

Using AI Code Generation

1var BestMetrics = require('./BestMetrics.js');2var bestMetrics = new BestMetrics();3var data = require('./test4.json');4var metrics = bestMetrics.pairedMetrics(data, 0.5);5console.log(metrics);6var BestMetrics = require('./BestMetrics.js');7var bestMetrics = new BestMetrics();8var data = require('./test5.json');9var metrics = bestMetrics.pairedMetrics(data, 0.5);10console.log(metrics);11var BestMetrics = require('./BestMetrics.js');12var bestMetrics = new BestMetrics();13var data = require('./test6.json');14var metrics = bestMetrics.pairedMetrics(data, 0.5);15console.log(metrics);16var BestMetrics = require('./BestMetrics.js');17var bestMetrics = new BestMetrics();18var data = require('./test7.json');19var metrics = bestMetrics.pairedMetrics(data, 0.5);20console.log(metrics);21var BestMetrics = require('./BestMetrics.js');22var bestMetrics = new BestMetrics();23var data = require('./test8.json');24var metrics = bestMetrics.pairedMetrics(data, 0.5);25console.log(metrics);

Using AI Code Generation

1var BestRoute = require('./BestRoute.js');2var bestRoute = new BestRoute();3var metrics = {4};5bestRoute.pairedMetrics(metrics, function(err, result) {6  if(err) {7    console.log(err);8  } else {9    console.log(result);10  }11});12var BestRoute = require('./BestRoute.js');13var bestRoute = new BestRoute();14var metrics = {15};16bestRoute.pairedMetrics(metrics, function(err, result) {17  if(err) {18    console.log(err);19  } else {20    console.log(result);21  }22});23var BestRoute = require('./BestRoute.js');24var bestRoute = new BestRoute();25var metrics = {26};27bestRoute.pairedMetrics(metrics, function(err, result) {28  if(err) {29    console.log(err);30  } else {31    console.log(result);32  }33});34var BestRoute = require('./BestRoute.js');35var bestRoute = new BestRoute();36var metrics = {37};38bestRoute.pairedMetrics(metrics, function(err, result) {39  if(err) {40    console.log(err);41  } else {42    console.log(result);43  }44});45var BestRoute = require('./BestRoute.js');46var bestRoute = new BestRoute();47var metrics = {48};49bestRoute.pairedMetrics(metrics, function(err, result) {50  if(err) {51    console.log(err);52  } else {53    console.log(result);54  }55});

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