mirror of
https://github.com/mdgriffith/elm-optimize-level-2.git
synced 2024-11-29 12:46:32 +03:00
reorganize things so its a little easier to follow.
This commit is contained in:
mdgriffith
parent
aa550025d1
commit
c685817eaa
@ -4,7 +4,7 @@ import * as path from 'path';
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import { parseElm } from './parseElm';
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import ts from 'typescript';
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import { createCustomTypesTransformer } from './experiments/variantShapes';
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import { Mode } from './types';
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import { Mode, Transforms, ObjectUpdate } from './types';
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import {
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createFunctionInlineTransformer,
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InlineContext,
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@ -20,18 +20,13 @@ import { execSync } from 'child_process';
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import {
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createReplaceUtilsUpdateWithObjectSpread,
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convertFunctionExpressionsToArrowFuncs,
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NativeSpread,
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} from './experiments/modernizeJS';
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import { createRemoveUnusedLocalsTransform } from './experiments/removeUnusedLocals';
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type TransformOptions = {
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prepack: boolean;
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};
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export const compileAndTransform = async (
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dir: string,
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file: string,
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options?: TransformOptions
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options: Transforms
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): Promise<{}> => {
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// Compile examples in `testcases/*` folder as js
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// Run whatever transformations we want on them, saving steps as `elm.{transformation}.js`
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@ -71,25 +66,27 @@ export const compileAndTransform = async (
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Mode.Prod
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);
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const transformations = removeDisabled([
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[options.variantShapes, normalizeVariantShapes],
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[
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options.inlineFunctions,
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createFunctionInlineTransformer(reportInlineTransformResult),
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],
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[
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options.listLiterals,
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createInlineListFromArrayTransformer(
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InlineMode.UsingLiteralObjects(Mode.Prod)
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),
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],
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includeObjectUpdate(options.objectUpdate),
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[options.arrowFns, convertFunctionExpressionsToArrowFuncs],
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[options.unusedValues, createRemoveUnusedLocalsTransform()],
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]);
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const {
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transformed: [result],
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diagnostics,
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} = ts.transform(source, [
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normalizeVariantShapes,
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createFunctionInlineTransformer(reportInlineTransformResult),
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createInlineListFromArrayTransformer(
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InlineMode.UsingLiteralObjects(Mode.Prod)
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// InlineMode.UsingLiteralObjects(Mode.Prod)
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),
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createReplaceUtilsUpdateWithObjectSpread(
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NativeSpread.UseSpreadForUpdateAndOriginalRecord
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),
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convertFunctionExpressionsToArrowFuncs,
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// This is awesome work, but disabling it for now to make things run faster
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// createRemoveUnusedLocalsTransform(),
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]);
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} = ts.transform(source, transformations);
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const printer = ts.createPrinter();
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@ -106,16 +103,19 @@ export const compileAndTransform = async (
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fs.writeFileSync(pathInOutput('elm.opt.js'), printer.printFile(initialJs));
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if (options?.prepack) {
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// console.log('here');
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if (options.prepack) {
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const { code } = prepackFileSync([pathInOutput('elm.opt.transformed.js')], {
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debugNames: true,
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inlineExpressions: true,
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maxStackDepth: 1200, // that didn't help
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});
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// console.log('there', code.length);
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fs.writeFileSync(pathInOutput('elm.opt.prepack.js'), code);
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await minify(
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pathInOutput('elm.opt.prepack.js'),
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pathInOutput('elm.opt.prepack.min.js')
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);
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gzip(pathInOutput('elm.opt.prepack.min.js'));
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}
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await minify(pathInOutput('elm.opt.js'), pathInOutput('elm.opt.min.js'));
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@ -125,15 +125,28 @@ export const compileAndTransform = async (
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pathInOutput('elm.opt.transformed.min.js')
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);
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gzip(pathInOutput('elm.opt.transformed.min.js'));
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await minify(
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pathInOutput('elm.opt.prepack.js'),
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pathInOutput('elm.opt.prepack.min.js')
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);
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gzip(pathInOutput('elm.opt.prepack.min.js'));
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return {};
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};
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function includeObjectUpdate(objectUpdate: ObjectUpdate | null): any {
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if (objectUpdate != null) {
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return [true, createReplaceUtilsUpdateWithObjectSpread(objectUpdate)];
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} else {
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return [];
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}
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}
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function removeDisabled(list: any[]) {
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let newList: any[] = [];
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list.forEach(item => {
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if (item != 0 && item[0]) {
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newList.push(item[1]);
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}
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});
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return newList;
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}
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async function minify(inputFilename: string, outputFilename: string) {
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const compress = {
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toplevel: true,
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@ -1,4 +1,5 @@
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import ts from 'typescript';
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import { ObjectUpdate } from './../types';
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const copyWithSpread = `
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const _Utils_update = (oldRecord, updatedFields) => {
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@ -21,13 +22,8 @@ const extractBody = (sourceText: string): ts.Node => {
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return source.statements[0];
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};
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export enum NativeSpread {
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UseSpreadForUpdateAndOriginalRecord = 'for_both',
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UseSpreadOnlyToMakeACopy = 'for_copy',
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}
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export const createReplaceUtilsUpdateWithObjectSpread = (
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kind: NativeSpread
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kind: ObjectUpdate
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): ts.TransformerFactory<ts.SourceFile> => context => {
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return sourceFile => {
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const visitor = (node: ts.Node): ts.VisitResult<ts.Node> => {
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@ -37,9 +33,9 @@ export const createReplaceUtilsUpdateWithObjectSpread = (
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node.name?.text === '_Utils_update'
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) {
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switch (kind) {
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case NativeSpread.UseSpreadForUpdateAndOriginalRecord:
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case ObjectUpdate.UseSpreadForUpdateAndOriginalRecord:
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return extractBody(spreadForBoth);
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case NativeSpread.UseSpreadOnlyToMakeACopy:
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case ObjectUpdate.UseSpreadOnlyToMakeACopy:
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return extractBody(copyWithSpread);
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}
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}
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@ -5,259 +5,35 @@ Compiles all the test cases and runs them via webdriver to summarize the results
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*/
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import * as compile from './compile-testcases';
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import * as webdriver from 'selenium-webdriver';
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import * as chrome from 'selenium-webdriver/chrome';
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import * as path from 'path';
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import * as fs from 'fs';
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import { ObjectUpdate } from './types';
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import * as Reporting from './reporting';
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const visitBenchmark = async (tag: string | null, file: string) => {
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let driver = new webdriver.Builder()
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.forBrowser('chrome')
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// .setChromeOptions(/* ... */)
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// .setFirefoxOptions(/* ... */)
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.build();
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// docs for selenium:
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// https://www.selenium.dev/selenium/docs/api/javascript/module/selenium-webdriver/index_exports_WebDriver.html
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let result = [];
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try {
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await driver.get('file://' + path.resolve(file));
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await driver.wait(webdriver.until.titleIs('done'), 480000);
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result = await driver.executeScript('return window.results;');
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} finally {
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await driver.quit();
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}
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return { tag: tag, browser: 'chrome', results: result };
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const defaultOptions = {
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prepack: true,
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variantShapes: true,
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inlineFunctions: true,
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listLiterals: true,
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arrowFns: true,
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objectUpdate: ObjectUpdate.UseSpreadOnlyToMakeACopy,
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unusedValues: false,
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};
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export interface Stat {
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name: string;
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bytes: number;
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async function go() {
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const report = await Reporting.run([
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// { name: 'simple',
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// dir: 'testcases/simple',
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// elmFile: 'main',
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// options: defaultOptions,
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// },
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{
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name: 'bench',
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dir: 'testcases/bench',
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elmFile: 'Main.elm',
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options: defaultOptions,
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},
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]);
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console.log(Reporting.markdown(await report));
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}
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const assetSizeStats = (dir: string): Stat[] => {
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let stats: Stat[] = [];
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fs.readdir(dir, function(err, files) {
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if (err) {
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console.log('Error getting directory information.');
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} else {
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files.forEach(function(file) {
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const stat = fs.statSync(path.join(dir, file));
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stats.push({
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name: path.basename(file),
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bytes: stat.size,
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});
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});
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}
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});
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return stats;
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};
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const run = async function() {
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await compile.compileAndTransform('testcases/simple', 'Main.elm', {
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prepack: true,
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});
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await compile.compileAndTransform('testcases/bench', 'Main.elm', {
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prepack: true,
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});
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await compile.compileAndTransform('testcases/elm-markup', 'Run.elm', {
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prepack: true,
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});
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await compile.compileAndTransform('testcases/elm-obj-file', 'Run.elm', {
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prepack: true,
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});
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const assets = {
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bench: assetSizeStats('testcases/bench/output'),
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simple: assetSizeStats('testcases/simple/output'),
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elmMarkup: assetSizeStats('testcases/elm-markup/output'),
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elmObjFile: assetSizeStats('testcases/elm-obj-file/output'),
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};
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let results = [];
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results.push(await visitBenchmark(null, 'testcases/bench/standard.html'));
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results.push(
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await visitBenchmark('transformed', 'testcases/bench/transformed.html')
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);
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results.push(
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await visitBenchmark(null, 'testcases/elm-markup/standard.html')
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);
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results.push(
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await visitBenchmark('transformed', 'testcases/elm-markup/transformed.html')
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);
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results.push(
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await visitBenchmark(null, 'testcases/elm-obj-file/standard.html')
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);
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results.push(
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await visitBenchmark(
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'transformed',
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'testcases/elm-obj-file/transformed.html'
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)
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);
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console.log(markdownNewResults(assets, reformat(results)));
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};
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const markdownResults = (results: any): string => {
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let buffer: string[] = [];
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results.forEach((item: any) => {
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buffer.push('## ' + item.tag);
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buffer.push('*' + item.browser + '*');
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buffer.push('');
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item.results.forEach((result: any) => {
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buffer.push(' **' + result.name + '**');
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if (result.status.status == 'success') {
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buffer.push(
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' ' +
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humanizeNumber(result.status.runsPerSecond).padStart(10, ' ') +
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' runs/sec (' +
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Math.round(result.status.goodnessOfFit * 100) +
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'%*)'
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);
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} else {
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buffer.push(' problem running benchmark');
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}
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console.log(result);
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});
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buffer.push('');
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buffer.push('');
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});
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buffer.push('');
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buffer.push('');
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return buffer.join('\n');
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};
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const markdownNewResults = (
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assets: { [key: string]: Stat[] },
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results: any
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): string => {
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let buffer: string[] = [];
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buffer.push('# Benchmark results');
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buffer.push('');
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// List asset sizes
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for (let key in assets) {
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buffer.push('## ' + key + ' asset overview');
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buffer.push('');
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assets[key].forEach((item: Stat) => {
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buffer.push(
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' ' +
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item.name.padEnd(40, ' ') +
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'' +
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humanizeNumber(
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roundToDecimal(1, item.bytes / Math.pow(2, 10))
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).padStart(10, ' ') +
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'kb'
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);
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});
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buffer.push('');
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}
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buffer.push('');
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// List benchmarks
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for (let key in results) {
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buffer.push('## ' + key);
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buffer.push('');
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let base: number | null = null;
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results[key].forEach((item: any) => {
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let tag = '';
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if (item.tag != null) {
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tag = ', ' + item.tag;
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}
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if (base == null) {
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base = item.status.runsPerSecond;
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} else {
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let percentChange = (item.status.runsPerSecond / base) * 100;
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tag = tag + ' (' + Math.round(percentChange) + '%)';
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}
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buffer.push(
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' ' +
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humanizeNumber(item.status.runsPerSecond).padStart(10, ' ') +
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' runs/sec (' +
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Math.round(item.status.goodnessOfFit * 100) +
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'%*), ' +
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item.browser +
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tag
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);
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});
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buffer.push('');
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buffer.push('');
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}
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buffer.push('');
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buffer.push('');
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return buffer.join('\n');
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};
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/*
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Current shape
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{ browser: 'chrome
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, tag: 'transformed'
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, results: [
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name: 'sum 1000 entities in a list',
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status: {
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goodnessOfFit: 0.9924404521135742,
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runsPerSecond: 72127,
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status: 'success'
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}
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}
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{
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name: '1000 record updates',
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status: {
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goodnessOfFit: 0.9955251757469299,
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runsPerSecond: 2433,
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status: 'success'
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}
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}
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]
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NewShape
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{ test: 'sum 1000 entities in a list'
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, results:
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[ { browser: 'chrome'
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, tag: 'transformed'
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, status: {
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goodnessOfFit: 0.9955251757469299,
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runsPerSecond: 2433,
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status: 'success'
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}
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}
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]
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}
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*/
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function reformat(results: any): any {
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let reformed: any = {};
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results.forEach((item: any) => {
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item.results.forEach((result: any) => {
|
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const newItem = {
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browser: item.browser,
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tag: item.tag,
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status: result.status,
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};
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if (result.name in reformed) {
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reformed[result.name].push(newItem);
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} else {
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reformed[result.name] = [newItem];
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}
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});
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});
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return reformed;
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}
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// adds commas to the number so its easier to read.
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function humanizeNumber(x: number): string {
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return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
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}
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function roundToDecimal(level: number, num: number): number {
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let factor: number = Math.pow(10, level);
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return Math.round(num * factor) / factor;
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}
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run();
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go();
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194
src/reporting.ts
Normal file
194
src/reporting.ts
Normal file
@ -0,0 +1,194 @@
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import * as fs from 'fs';
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import * as path from 'path';
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import * as Compile from './compile-testcases';
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import { Transforms, ObjectUpdate } from './types';
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import * as Visit from './visit';
|
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|
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export interface Stat {
|
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name: string;
|
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bytes: number;
|
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}
|
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|
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export const assetSizeStats = (dir: string): Stat[] => {
|
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let stats: Stat[] = [];
|
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fs.readdir(dir, function(err, files) {
|
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if (err) {
|
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console.log('Error getting directory information.');
|
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} else {
|
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files.forEach(function(file) {
|
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const stat = fs.statSync(path.join(dir, file));
|
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stats.push({
|
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name: path.basename(file),
|
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bytes: stat.size,
|
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});
|
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});
|
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}
|
||||
});
|
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return stats;
|
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};
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|
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type Results = {
|
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assets: { [key: string]: Stat[] };
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benchmarks: any;
|
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};
|
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|
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export const markdown = (report: Results): string => {
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let buffer: string[] = [];
|
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|
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buffer.push('# Benchmark results');
|
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buffer.push('');
|
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|
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// List asset sizes
|
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for (let key in report.assets) {
|
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buffer.push('## ' + key + ' asset overview');
|
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buffer.push('');
|
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report.assets[key].forEach((item: Stat) => {
|
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buffer.push(
|
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' ' +
|
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item.name.padEnd(40, ' ') +
|
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'' +
|
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humanizeNumber(
|
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roundToDecimal(1, item.bytes / Math.pow(2, 10))
|
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).padStart(10, ' ') +
|
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'kb'
|
||||
);
|
||||
});
|
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buffer.push('');
|
||||
}
|
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buffer.push('');
|
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|
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// List benchmarks
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for (let key in report.benchmarks) {
|
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buffer.push('## ' + key);
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buffer.push('');
|
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let base: number | null = null;
|
||||
report.benchmarks[key].forEach((item: any) => {
|
||||
let tag = '';
|
||||
let delta: string = '';
|
||||
if (item.tag != null) {
|
||||
tag = ', ' + item.tag;
|
||||
}
|
||||
if (base == null) {
|
||||
base = item.status.runsPerSecond;
|
||||
} else {
|
||||
let percentChange = (item.status.runsPerSecond / base) * 100;
|
||||
delta = ' (' + Math.round(percentChange) + '%)';
|
||||
}
|
||||
|
||||
const goodness =
|
||||
'(' + Math.round(item.status.goodnessOfFit * 100) + '%*)';
|
||||
|
||||
const label = ' ' + item.browser + tag + goodness;
|
||||
const datapoint =
|
||||
humanizeNumber(item.status.runsPerSecond).padStart(10, ' ') +
|
||||
' runs/sec ' +
|
||||
delta;
|
||||
buffer.push(label.padEnd(40, ' ') + datapoint);
|
||||
});
|
||||
buffer.push('');
|
||||
buffer.push('');
|
||||
}
|
||||
buffer.push('');
|
||||
buffer.push('');
|
||||
return buffer.join('\n');
|
||||
};
|
||||
|
||||
/*
|
||||
Current shape
|
||||
{ browser: 'chrome
|
||||
, tag: 'transformed'
|
||||
, results: [
|
||||
name: 'sum 1000 entities in a list',
|
||||
status: {
|
||||
goodnessOfFit: 0.9924404521135742,
|
||||
runsPerSecond: 72127,
|
||||
status: 'success'
|
||||
}
|
||||
}
|
||||
{
|
||||
name: '1000 record updates',
|
||||
status: {
|
||||
goodnessOfFit: 0.9955251757469299,
|
||||
runsPerSecond: 2433,
|
||||
status: 'success'
|
||||
}
|
||||
}
|
||||
]
|
||||
|
||||
|
||||
NewShape
|
||||
{ test: 'sum 1000 entities in a list'
|
||||
, results:
|
||||
[ { browser: 'chrome'
|
||||
, tag: 'transformed'
|
||||
, status: {
|
||||
goodnessOfFit: 0.9955251757469299,
|
||||
runsPerSecond: 2433,
|
||||
status: 'success'
|
||||
}
|
||||
}
|
||||
]
|
||||
}
|
||||
|
||||
*/
|
||||
export function reformat(results: any): any {
|
||||
let reformed: any = {};
|
||||
results.forEach((item: any) => {
|
||||
item.results.forEach((result: any) => {
|
||||
const newItem = {
|
||||
browser: item.browser,
|
||||
tag: item.tag,
|
||||
status: result.status,
|
||||
};
|
||||
if (result.name in reformed) {
|
||||
reformed[result.name].push(newItem);
|
||||
} else {
|
||||
reformed[result.name] = [newItem];
|
||||
}
|
||||
});
|
||||
});
|
||||
return reformed;
|
||||
}
|
||||
|
||||
// adds commas to the number so its easier to read.
|
||||
function humanizeNumber(x: number): string {
|
||||
return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
|
||||
}
|
||||
|
||||
function roundToDecimal(level: number, num: number): number {
|
||||
let factor: number = Math.pow(10, level);
|
||||
return Math.round(num * factor) / factor;
|
||||
}
|
||||
|
||||
type Testcase = {
|
||||
name: string;
|
||||
dir: string;
|
||||
elmFile: string;
|
||||
options: Transforms;
|
||||
};
|
||||
|
||||
export const run = async function(runnable: Testcase[]) {
|
||||
let results: any[] = [];
|
||||
let assets: any = {};
|
||||
|
||||
for (let instance of runnable) {
|
||||
await Compile.compileAndTransform(
|
||||
instance.dir,
|
||||
instance.elmFile,
|
||||
instance.options
|
||||
);
|
||||
assets[instance.name] = assetSizeStats(path.join(instance.dir, 'output'));
|
||||
|
||||
results.push(
|
||||
await Visit.benchmark(null, path.join(instance.dir, 'standard.html'))
|
||||
);
|
||||
results.push(
|
||||
await Visit.benchmark(
|
||||
'transformed',
|
||||
path.join(instance.dir, 'transformed.html')
|
||||
)
|
||||
);
|
||||
}
|
||||
|
||||
return { assets: assets, benchmarks: reformat(results) };
|
||||
};
|
||||
15
src/types.ts
15
src/types.ts
@ -11,3 +11,18 @@ export interface ElmVariant {
|
||||
slots: string[];
|
||||
totalTypeSlotCount: number;
|
||||
}
|
||||
|
||||
export type Transforms = {
|
||||
prepack: boolean;
|
||||
variantShapes: boolean;
|
||||
inlineFunctions: boolean;
|
||||
listLiterals: boolean;
|
||||
arrowFns: boolean;
|
||||
objectUpdate: ObjectUpdate | null;
|
||||
unusedValues: boolean;
|
||||
};
|
||||
|
||||
export enum ObjectUpdate {
|
||||
UseSpreadForUpdateAndOriginalRecord = 'for_both',
|
||||
UseSpreadOnlyToMakeACopy = 'for_copy',
|
||||
}
|
||||
|
||||
23
src/visit.ts
Normal file
23
src/visit.ts
Normal file
@ -0,0 +1,23 @@
|
||||
import * as Webdriver from 'selenium-webdriver';
|
||||
import * as chrome from 'selenium-webdriver/chrome';
|
||||
import * as Path from 'path';
|
||||
|
||||
export const benchmark = async (tag: string | null, file: string) => {
|
||||
let driver = new Webdriver.Builder()
|
||||
.forBrowser('chrome')
|
||||
// .setChromeOptions(/* ... */)
|
||||
// .setFirefoxOptions(/* ... */)
|
||||
.build();
|
||||
|
||||
// docs for selenium:
|
||||
// https://www.selenium.dev/selenium/docs/api/javascript/module/selenium-webdriver/index_exports_WebDriver.html
|
||||
let result = [];
|
||||
try {
|
||||
await driver.get('file://' + Path.resolve(file));
|
||||
await driver.wait(Webdriver.until.titleIs('done'), 480000);
|
||||
result = await driver.executeScript('return window.results;');
|
||||
} finally {
|
||||
await driver.quit();
|
||||
}
|
||||
return { tag: tag, browser: 'chrome', results: result };
|
||||
};
|
||||
Loading…
Reference in New Issue
Block a user