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GeezerVison is showing github.com — TypeScript/Herebyfile.mjs at main · atanu2531/TypeScript Expand file tree/ Copy pathHerebyfile.mjsMore file actions 975 lines (870 loc) · 36.7 KB / Copy pathHerebyfile.mjsFile metadata and controls975 lines (870 loc) · 36.7 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 // @ts-check import { CancelToken } from "@esfx/canceltoken"; import assert from "assert"; import chalk from "chalk"; import chokidar from "chokidar"; import esbuild from "esbuild"; import { EventEmitter } from "events"; import fs from "fs"; import { glob } from "glob"; import { task } from "hereby"; import path from "path"; import { localizationDirectories } from "./scripts/build/localization.mjs"; import cmdLineOptions from "./scripts/build/options.mjs"; import { buildProject, cleanProject, watchProject, } from "./scripts/build/projects.mjs"; import { localBaseline, refBaseline, runConsoleTests, } from "./scripts/build/tests.mjs"; import { Debouncer, Deferred, exec, getDiffTool, memoize, needsUpdate, readJson, rimraf, } from "./scripts/build/utils.mjs"; /** @typedef {ReturnType<typeof task>} Task */ void 0; const copyrightFilename = "./scripts/CopyrightNotice.txt"; const getCopyrightHeader = memoize(async () => { const contents = await fs.promises.readFile(copyrightFilename, "utf-8"); return contents.replace(/\r\n/g, "\n"); }); export const buildScripts = task({ name: "scripts", description: "Builds files in the 'scripts' folder.", run: () => buildProject("scripts"), }); const libs = memoize(() => { /** @type {{ libs: string[]; paths: Record<string, string | undefined>; }} */ const libraries = readJson("./src/lib/libs.json"); const libs = libraries.libs.map(lib => { const relativeSources = ["header.d.ts", lib + ".d.ts"]; const relativeTarget = libraries.paths && libraries.paths[lib] || ("lib." + lib + ".d.ts"); const sources = relativeSources.map(s => path.posix.join("src/lib", s)); const target = `built/local/${relativeTarget}`; return { target, sources }; }); return libs; }); export const generateLibs = task({ name: "lib", description: "Builds the library targets", run: async () => { await fs.promises.mkdir("./built/local", { recursive: true }); for (const lib of libs()) { let output = await getCopyrightHeader(); for (const source of lib.sources) { const contents = await fs.promises.readFile(source, "utf-8"); output += "\n" + contents.replace(/\r\n/g, "\n"); } await fs.promises.writeFile(lib.target, output); } }, }); const diagnosticInformationMapTs = "src/compiler/diagnosticInformationMap.generated.ts"; const diagnosticMessagesJson = "src/compiler/diagnosticMessages.json"; const diagnosticMessagesGeneratedJson = "src/compiler/diagnosticMessages.generated.json"; export const generateDiagnostics = task({ name: "generate-diagnostics", description: "Generates a diagnostic file in TypeScript based on an input JSON file", run: async () => { await exec(process.execPath, ["scripts/processDiagnosticMessages.mjs", diagnosticMessagesJson]); }, }); const cleanDiagnostics = task({ name: "clean-diagnostics", description: "Generates a diagnostic file in TypeScript based on an input JSON file", hiddenFromTaskList: true, run: async () => { await rimraf(diagnosticInformationMapTs); await rimraf(diagnosticMessagesGeneratedJson); }, }); // Localize diagnostics /** * .lcg file is what localization team uses to know what messages to localize. * The file is always generated in 'enu/diagnosticMessages.generated.json.lcg' */ const generatedLCGFile = "built/local/enu/diagnosticMessages.generated.json.lcg"; /** * The localization target produces the two following transformations: * 1. 'src\loc\lcl\<locale>\diagnosticMessages.generated.json.lcl' => 'built\local\<locale>\diagnosticMessages.generated.json' * convert localized resources into a .json file the compiler can understand * 2. 'src\compiler\diagnosticMessages.generated.json' => 'built\local\ENU\diagnosticMessages.generated.json.lcg' * generate the lcg file (source of messages to localize) from the diagnosticMessages.generated.json */ const localizationTargets = localizationDirectories .map(f => `built/local/${f}/diagnosticMessages.generated.json`) .concat(generatedLCGFile); const localize = task({ name: "localize", dependencies: [generateDiagnostics], run: async () => { if (needsUpdate(diagnosticMessagesGeneratedJson, generatedLCGFile)) { await exec(process.execPath, ["scripts/generateLocalizedDiagnosticMessages.mjs", "src/loc/lcl", "built/local", diagnosticMessagesGeneratedJson], { ignoreExitCode: true }); } }, }); export const buildSrc = task({ name: "build-src", description: "Builds the src project (all code)", dependencies: [generateDiagnostics], run: () => buildProject("src"), }); export const watchSrc = task({ name: "watch-src", description: "Watches the src project (all code)", hiddenFromTaskList: true, dependencies: [generateDiagnostics], run: () => watchProject("src"), }); export const cleanSrc = task({ name: "clean-src", hiddenFromTaskList: true, run: () => cleanProject("src"), }); const dtsBundlerPath = "./scripts/dtsBundler.mjs"; /** * @param {string} entrypoint * @param {string} output */ async function runDtsBundler(entrypoint, output) { await exec(process.execPath, [ dtsBundlerPath, "--entrypoint", entrypoint, "--output", output, ]); } /** * @param {string} entrypoint * @param {string} outfile * @param {BundlerTaskOptions} [taskOptions] * * @typedef BundlerTaskOptions * @property {boolean} [exportIsTsObject] * @property {boolean} [treeShaking] * @property {boolean} [usePublicAPI] * @property {() => void} [onWatchRebuild] */ function createBundler(entrypoint, outfile, taskOptions = {}) { const getOptions = memoize(async () => { const copyright = await getCopyrightHeader(); const banner = taskOptions.exportIsTsObject ? "var ts = {}; ((module) => {" : ""; /** @type {esbuild.BuildOptions} */ const options = { entryPoints: [entrypoint], banner: { js: copyright + banner }, bundle: true, outfile, platform: "node", target: ["es2020", "node14.17"], format: "cjs", sourcemap: "linked", sourcesContent: false, treeShaking: taskOptions.treeShaking, packages: "external", logLevel: "warning", // legalComments: "none", // If we add copyright headers to the source files, uncomment. }; if (taskOptions.usePublicAPI) { options.external = ["./typescript.js"]; options.plugins = options.plugins || []; options.plugins.push({ name: "remap-typescript-to-require", setup(build) { build.onLoad({ filter: /src[\\/]typescript[\\/]typescript\.ts$/ }, () => { return { contents: `export * from "./typescript.js"` }; }); }, }); } if (taskOptions.exportIsTsObject) { // Monaco bundles us as ESM by wrapping our code with something that defines module.exports // but then does not use it, instead using the `ts` variable. Ensure that if we think we're CJS // that we still set `ts` to the module.exports object. options.footer = { js: `})({ get exports() { return ts; }, set exports(v) { ts = v; if (typeof module !== "undefined" && module.exports) { module.exports = v; } } })` }; // esbuild converts calls to "require" to "__require"; this function // calls the real require if it exists, or throws if it does not (rather than // throwing an error like "require not defined"). But, since we want typescript // to be consumable by other bundlers, we need to convert these calls back to // require so our imports are visible again. // // To fix this, we redefine "require" to a name we're unlikely to use with the // same length as "require", then replace it back to "require" after bundling, // ensuring that source maps still work. // // See: https://github.com/evanw/esbuild/issues/1905 const require = "require"; const fakeName = "Q".repeat(require.length); const fakeNameRegExp = new RegExp(fakeName, "g"); options.define = { [require]: fakeName }; // For historical reasons, TypeScript does not set __esModule. Hack esbuild's __toCommonJS to be a noop. // We reference `__copyProps` to ensure the final bundle doesn't have any unreferenced code. const toCommonJsRegExp = /var __toCommonJS .*/; const toCommonJsRegExpReplacement = "var __toCommonJS = (mod) => (__copyProps, mod); // Modified helper to skip setting __esModule."; options.plugins = options.plugins || []; options.plugins.push( { name: "post-process", setup: build => { build.onEnd(async () => { let contents = await fs.promises.readFile(outfile, "utf-8"); contents = contents.replace(fakeNameRegExp, require); let matches = 0; contents = contents.replace(toCommonJsRegExp, () => { matches++; return toCommonJsRegExpReplacement; }); assert(matches === 1, "Expected exactly one match for __toCommonJS"); await fs.promises.writeFile(outfile, contents); }); }, }, ); } return options; }); return { build: async () => esbuild.build(await getOptions()), watch: async () => { /** @type {esbuild.BuildOptions} */ const options = { ...await getOptions(), logLevel: "info" }; if (taskOptions.onWatchRebuild) { const onRebuild = taskOptions.onWatchRebuild; options.plugins = (options.plugins?.slice(0) ?? []).concat([{ name: "watch", setup: build => { let firstBuild = true; build.onEnd(() => { if (firstBuild) { firstBuild = false; } else { onRebuild(); } }); }, }]); } const ctx = await esbuild.context(options); ctx.watch(); }, }; } let printedWatchWarning = false; /** * @param {object} options * @param {string} options.name * @param {string} [options.description] * @param {Task[]} [options.buildDeps] * @param {string} options.project * @param {string} options.srcEntrypoint * @param {string} options.builtEntrypoint * @param {string} options.output * @param {boolean} [options.enableCompileCache] * @param {Task[]} [options.mainDeps] * @param {BundlerTaskOptions} [options.bundlerOptions] */ function entrypointBuildTask(options) { const build = task({ name: `build-${options.name}`, dependencies: options.buildDeps, run: () => buildProject(options.project), }); const mainDeps = options.mainDeps?.slice(0) ?? []; let output = options.output; if (options.enableCompileCache) { const originalOutput = output; output = path.join(path.dirname(output), "_" + path.basename(output)); const compileCacheShim = task({ name: `shim-compile-cache-${options.name}`, run: async () => { const outDir = path.dirname(originalOutput); await fs.promises.mkdir(outDir, { recursive: true }); const moduleSpecifier = path.relative(outDir, output); const lines = [ `// This file is a shim which defers loading the real module until the compile cache is enabled.`, `try {`, ` const { enableCompileCache } = require("node:module");`, ` if (enableCompileCache) {`, ` enableCompileCache();`, ` }`, `} catch {}`, `module.exports = require("./${moduleSpecifier.replace(/[\\/]/g, "/")}");`, ]; await fs.promises.writeFile(originalOutput, lines.join("\n") + "\n"); }, }); mainDeps.push(compileCacheShim); } const bundler = createBundler(options.srcEntrypoint, output, options.bundlerOptions); // If we ever need to bundle our own output, change this to depend on build // and run esbuild on builtEntrypoint. const bundle = task({ name: `bundle-${options.name}`, dependencies: options.buildDeps, run: () => bundler.build(), }); /** * Writes a CJS module that reexports another CJS file. E.g. given * `options.builtEntrypoint = "./built/local/tsc/tsc.js"` and * `options.output = "./built/local/tsc.js"`, this will create a file * named "./built/local/tsc.js" containing: * * ``` * module.exports = require("./tsc/tsc.js") * ``` */ const shim = task({ name: `shim-${options.name}`, run: async () => { const outDir = path.dirname(output); await fs.promises.mkdir(outDir, { recursive: true }); const moduleSpecifier = path.relative(outDir, options.builtEntrypoint); await fs.promises.writeFile(output, `module.exports = require("./${moduleSpecifier.replace(/[\\/]/g, "/")}")`); }, }); if (cmdLineOptions.bundle) { mainDeps.push(bundle); if (cmdLineOptions.typecheck) { mainDeps.push(build); } } else { mainDeps.push(build, shim); } const main = task({ name: options.name, description: options.description, dependencies: mainDeps, }); const watch = task({ name: `watch-${options.name}`, hiddenFromTaskList: true, // This is best effort. dependencies: (options.buildDeps ?? []).concat(options.mainDeps ?? []).concat(cmdLineOptions.bundle ? [] : [shim]), run: () => { // These watch functions return promises that resolve once watch mode has started, // allowing them to operate as regular tasks, while creating unresolved promises // in the background that keep the process running after all tasks have exited. if (!printedWatchWarning) { console.error(chalk.yellowBright("Warning: watch mode is incomplete and may not work as expected. Use at your own risk.")); printedWatchWarning = true; } if (!cmdLineOptions.bundle) { return watchProject(options.project); } return bundler.watch(); }, }); return { build, bundle, shim, main, watch }; } const { main: tsc, watch: watchTsc } = entrypointBuildTask({ name: "tsc", description: "Builds the command-line compiler", buildDeps: [generateDiagnostics], project: "src/tsc", srcEntrypoint: "./src/tsc/tsc.ts", builtEntrypoint: "./built/local/tsc/tsc.js", output: "./built/local/tsc.js", mainDeps: [generateLibs], enableCompileCache: true, }); export { tsc, watchTsc }; const { main: services, build: buildServices, watch: watchServices } = entrypointBuildTask({ name: "services", description: "Builds the typescript.js library", buildDeps: [generateDiagnostics], project: "src/typescript", srcEntrypoint: "./src/typescript/typescript.ts", builtEntrypoint: "./built/local/typescript/typescript.js", output: "./built/local/typescript.js", mainDeps: [generateLibs], bundlerOptions: { exportIsTsObject: true }, }); export { services, watchServices }; export const dtsServices = task({ name: "dts-services", description: "Bundles typescript.d.ts", dependencies: [buildServices], run: async () => { if (needsUpdate(["./built/local/typescript/tsconfig.tsbuildinfo", dtsBundlerPath], ["./built/local/typescript.d.ts", "./built/local/typescript.internal.d.ts"])) { await runDtsBundler("./built/local/typescript/typescript.d.ts", "./built/local/typescript.d.ts"); } }, }); const { main: tsserver, watch: watchTsserver } = entrypointBuildTask({ name: "tsserver", description: "Builds the language server", buildDeps: [generateDiagnostics], project: "src/tsserver", srcEntrypoint: "./src/tsserver/server.ts", builtEntrypoint: "./built/local/tsserver/server.js", output: "./built/local/tsserver.js", mainDeps: [generateLibs, services], bundlerOptions: { usePublicAPI: true }, enableCompileCache: true, }); export { tsserver, watchTsserver }; export const min = task({ name: "min", description: "Builds only tsc and tsserver", dependencies: [tsc, tsserver], }); export const watchMin = task({ name: "watch-min", description: "Watches only tsc and tsserver", hiddenFromTaskList: true, dependencies: [watchTsc, watchTsserver], }); // This is technically not enough to make tsserverlibrary loadable in the // browser, but it's unlikely that anyone has actually been doing that. const lsslJs = ` if (typeof module !== "undefined" && module.exports) { module.exports = require("./typescript.js"); } else { throw new Error("tsserverlibrary requires CommonJS; use typescript.js instead"); } `; const lsslDts = ` import ts = require("./typescript.js"); export = ts; `; const lsslDtsInternal = ` import ts = require("./typescript.internal.js"); export = ts; `; /** * @param {string} contents */ async function fileContentsWithCopyright(contents) { return await getCopyrightHeader() + contents.trim().replace(/\r\n/g, "\n") + "\n"; } const lssl = task({ name: "lssl", description: "Builds language service server library", dependencies: [services], run: async () => { await fs.promises.writeFile("./built/local/tsserverlibrary.js", await fileContentsWithCopyright(lsslJs)); }, }); export const dtsLssl = task({ name: "dts-lssl", description: "Bundles tsserverlibrary.d.ts", dependencies: [dtsServices], run: async () => { await fs.promises.writeFile("./built/local/tsserverlibrary.d.ts", await fileContentsWithCopyright(lsslDts)); await fs.promises.writeFile("./built/local/tsserverlibrary.internal.d.ts", await fileContentsWithCopyright(lsslDtsInternal)); }, }); export const dts = task({ name: "dts", dependencies: [dtsServices, dtsLssl], }); const testRunner = "./built/local/run.js"; const watchTestsEmitter = new EventEmitter(); const { main: tests, watch: watchTests } = entrypointBuildTask({ name: "tests", description: "Builds the test infrastructure", buildDeps: [generateDiagnostics], project: "src/testRunner", srcEntrypoint: "./src/testRunner/_namespaces/Harness.ts", builtEntrypoint: "./built/local/testRunner/runner.js", output: testRunner, mainDeps: [generateLibs], bundlerOptions: { // Ensure we never drop any dead code, which might be helpful while debugging. treeShaking: false, onWatchRebuild() { watchTestsEmitter.emit("rebuild"); }, }, }); export { tests, watchTests }; export const runEslintRulesTests = task({ name: "run-eslint-rules-tests", description: "Runs the eslint rule tests", run: () => runConsoleTests("scripts/eslint/tests", "mocha-fivemat-progress-reporter", /*runInParallel*/ false), }); export const lint = task({ name: "lint", description: "Runs eslint on the compiler and scripts sources.", run: async () => { const folder = "."; const formatter = cmdLineOptions.ci ? "stylish" : "autolinkable-stylish"; const args = [ "node_modules/eslint/bin/eslint", "--cache", "--cache-location", `${folder}/.eslintcache`, "--format", formatter, "--report-unused-disable-directives", "--max-warnings", "0", ]; if (cmdLineOptions.fix) { args.push("--fix"); } args.push(folder); console.log(`Linting: ${args.join(" ")}`); return exec(process.execPath, args); }, }); export const format = task({ name: "format", description: "Formats the codebase.", run: () => exec(process.execPath, ["node_modules/dprint/bin.js", "fmt"]), }); export const checkFormat = task({ name: "check-format", description: "Checks that the codebase is formatted.", run: () => exec(process.execPath, ["node_modules/dprint/bin.js", "check"], { ignoreStdout: true }), }); export const knip = task({ name: "knip", description: "Runs knip.", dependencies: [generateDiagnostics], run: () => exec(process.execPath, ["node_modules/knip/bin/knip.js", "--tags=+internal,-knipignore", "--exclude=duplicates,enumMembers", ...(cmdLineOptions.fix ? ["--fix"] : [])]), }); const { main: typingsInstaller, watch: watchTypingsInstaller } = entrypointBuildTask({ name: "typings-installer", buildDeps: [generateDiagnostics], project: "src/typingsInstaller", srcEntrypoint: "./src/typingsInstaller/nodeTypingsInstaller.ts", builtEntrypoint: "./built/local/typingsInstaller/nodeTypingsInstaller.js", output: "./built/local/typingsInstaller.js", mainDeps: [services], bundlerOptions: { usePublicAPI: true }, enableCompileCache: true, }); const { main: watchGuard, watch: watchWatchGuard } = entrypointBuildTask({ name: "watch-guard", project: "src/watchGuard", srcEntrypoint: "./src/watchGuard/watchGuard.ts", builtEntrypoint: "./built/local/watchGuard/watchGuard.js", output: "./built/local/watchGuard.js", }); export const generateTypesMap = task({ name: "generate-types-map", run: async () => { await fs.promises.mkdir("./built/local", { recursive: true }); const source = "src/server/typesMap.json"; const target = "built/local/typesMap.json"; const contents = await fs.promises.readFile(source, "utf-8"); JSON.parse(contents); // Validates that the JSON parses. await fs.promises.writeFile(target, contents.replace(/\r\n/g, "\n")); }, }); // Drop a copy of diagnosticMessages.generated.json into the built/local folder. This allows // it to be synced to the Azure DevOps repo, so that it can get picked up by the build // pipeline that generates the localization artifacts that are then fed into the translation process. const builtLocalDiagnosticMessagesGeneratedJson = "built/local/diagnosticMessages.generated.json"; const copyBuiltLocalDiagnosticMessages = task({ name: "copy-built-local-diagnostic-messages", dependencies: [generateDiagnostics], run: async () => { const contents = await fs.promises.readFile(diagnosticMessagesGeneratedJson, "utf-8"); JSON.parse(contents); // Validates that the JSON parses. await fs.promises.writeFile(builtLocalDiagnosticMessagesGeneratedJson, contents); }, }); export const otherOutputs = task({ name: "other-outputs", description: "Builds miscelaneous scripts and documents distributed with the LKG", dependencies: [typingsInstaller, watchGuard, generateTypesMap, copyBuiltLocalDiagnosticMessages], }); export const watchOtherOutputs = task({ name: "watch-other-outputs", description: "Builds miscelaneous scripts and documents distributed with the LKG", hiddenFromTaskList: true, dependencies: [watchTypingsInstaller, watchWatchGuard, generateTypesMap, copyBuiltLocalDiagnosticMessages], }); export const local = task({ name: "local", description: "Builds the full compiler and services", dependencies: [localize, tsc, tsserver, services, lssl, otherOutputs, dts], }); export default local; export const watchLocal = task({ name: "watch-local", description: "Watches the full compiler and services", hiddenFromTaskList: true, dependencies: [localize, watchTsc, watchTsserver, watchServices, lssl, watchOtherOutputs, dts, watchSrc], }); const runtestsDeps = [tests, generateLibs].concat(cmdLineOptions.typecheck ? [dts] : []); export const runTests = task({ name: "runtests", description: "Runs the tests using the built run.js file.", dependencies: runtestsDeps, run: () => runConsoleTests(testRunner, "mocha-fivemat-progress-reporter", /*runInParallel*/ false), }); // task("runtests").flags = { // "-t --tests=<regex>": "Pattern for tests to run.", // " --failed": "Runs tests listed in '.failed-tests'.", // " --coverage": "Generate test coverage using c8", // "-r --reporter=<reporter>": "The mocha reporter to use.", // "-i --break": "Runs tests in inspector mode (NodeJS 8 and later)", // " --keepFailed": "Keep tests in .failed-tests even if they pass", // " --light": "Run tests in light mode (fewer verifications, but tests run faster)", // " --dirty": "Run tests without first cleaning test output directories", // " --stackTraceLimit=<limit>": "Sets the maximum number of stack frames to display. Use 'full' to show all frames.", // " --no-color": "Disables color", // " --timeout=<ms>": "Overrides the default test timeout.", // " --built": "Compile using the built version of the compiler.", // " --shards": "Total number of shards running tests (default: 1)", // " --shardId": "1-based ID of this shard (default: 1)", // }; export const runTestsAndWatch = task({ name: "runtests-watch", dependencies: [watchTests], run: async () => { if (!cmdLineOptions.tests && !cmdLineOptions.failed) { console.log(chalk.redBright(`You must specifiy either --tests/-t or --failed to use 'runtests-watch'.`)); return; } let watching = true; let running = true; let lastTestChangeTimeMs = Date.now(); let testsChangedDeferred = /** @type {Deferred<void>} */ (new Deferred()); let testsChangedCancelSource = CancelToken.source(); const testsChangedDebouncer = new Debouncer(1_000, endRunTests); const testCaseWatcher = chokidar.watch([ "tests/cases/**/*.*", "tests/lib/**/*.*", "tests/projects/**/*.*", ], { ignorePermissionErrors: true, alwaysStat: true, }); process.on("SIGINT", endWatchMode); process.on("beforeExit", endWatchMode); watchTestsEmitter.on("rebuild", onRebuild); testCaseWatcher.on("all", onChange); while (watching) { const promise = testsChangedDeferred.promise; const token = testsChangedCancelSource.token; if (!token.signaled) { running = true; try { await runConsoleTests(testRunner, "mocha-fivemat-progress-reporter", /*runInParallel*/ false, { token, watching: true }); } catch { // ignore } running = false; } if (watching) { console.log(chalk.yellowBright(`[watch] test run complete, waiting for changes...`)); await promise; } } function onRebuild() { beginRunTests(testRunner); } /** * @param {'add' | 'addDir' | 'change' | 'unlink' | 'unlinkDir'} eventName * @param {string} path * @param {fs.Stats | undefined} stats */ function onChange(eventName, path, stats) { switch (eventName) { case "change": case "unlink": case "unlinkDir": break; case "add": case "addDir": // skip files that are detected as 'add' but haven't actually changed since the last time tests were // run. if (stats && stats.mtimeMs <= lastTestChangeTimeMs) { return; } break; } beginRunTests(path); } /** * @param {string} path */ function beginRunTests(path) { if (testsChangedDebouncer.empty) { console.log(chalk.yellowBright(`[watch] tests changed due to '${path}', restarting...`)); if (running) { console.log(chalk.yellowBright("[watch] aborting in-progress test run...")); } testsChangedCancelSource.cancel(); testsChangedCancelSource = CancelToken.source(); } testsChangedDebouncer.enqueue(); } function endRunTests() { lastTestChangeTimeMs = Date.now(); testsChangedDeferred.resolve(); testsChangedDeferred = /** @type {Deferred<void>} */ (new Deferred()); } function endWatchMode() { if (watching) { watching = false; console.log(chalk.yellowBright("[watch] exiting watch mode...")); testsChangedCancelSource.cancel(); testCaseWatcher.close(); watchTestsEmitter.off("rebuild", onRebuild); } } }, }); const doRunTestsParallel = task({ name: "do-runtests-parallel", description: "Runs all the tests in parallel using the built run.js file.", dependencies: runtestsDeps, run: () => runConsoleTests(testRunner, "min", /*runInParallel*/ cmdLineOptions.workers > 1), }); export const runTestsParallel = task({ name: "runtests-parallel", description: "Runs all the tests in parallel using the built run.js file, linting in parallel if --lint=true.", dependencies: [doRunTestsParallel].concat(cmdLineOptions.lint ? [lint] : []), }); // task("runtests-parallel").flags = { // " --coverage": "Generate test coverage using c8", // " --light": "Run tests in light mode (fewer verifications, but tests run faster).", // " --keepFailed": "Keep tests in .failed-tests even if they pass.", // " --dirty": "Run tests without first cleaning test output directories.", // " --stackTraceLimit=<limit>": "Sets the maximum number of stack frames to display. Use 'full' to show all frames.", // " --workers=<number>": "The number of parallel workers to use.", // " --timeout=<ms>": "Overrides the default test timeout.", // " --built": "Compile using the built version of the compiler.", // " --shards": "Total number of shards running tests (default: 1)", // " --shardId": "1-based ID of this shard (default: 1)", // }; export const testBrowserIntegration = task({ name: "test-browser-integration", description: "Runs scripts/browserIntegrationTest.mjs which tests that typescript.js loads in a browser", dependencies: [services], run: () => exec(process.execPath, ["scripts/browserIntegrationTest.mjs"]), }); export const diff = task({ name: "diff", description: "Diffs the compiler baselines using the diff tool specified by the 'DIFF' environment variable", run: () => exec(getDiffTool(), [refBaseline, localBaseline], { ignoreExitCode: true, waitForExit: false }), }); /** * @param {string} localBaseline Path to the local copy of the baselines * @param {string} refBaseline Path to the reference copy of the baselines */ function baselineAcceptTask(localBaseline, refBaseline) { /** * @param {string} p */ function localPathToRefPath(p) { const relative = path.relative(localBaseline, p); return path.join(refBaseline, relative); } return async () => { const toCopy = await glob(`${localBaseline}/**`, { nodir: true, ignore: `${localBaseline}/**/*.delete` }); for (const p of toCopy) { const out = localPathToRefPath(p); await fs.promises.mkdir(path.dirname(out), { recursive: true }); await fs.promises.copyFile(p, out); } const toDelete = await glob(`${localBaseline}/**/*.delete`, { nodir: true }); for (const p of toDelete) { const out = localPathToRefPath(p).replace(/\.delete$/, ""); await rimraf(out); } }; } export const baselineAccept = task({ name: "baseline-accept", description: "Makes the most recent test results the new baseline, overwriting the old baseline", run: baselineAcceptTask(localBaseline, refBaseline), }); // TODO(rbuckton): Determine if we still need this task. Depending on a relative // path here seems like a bad idea. export const updateSublime = task({ name: "update-sublime", description: "Updates the sublime plugin's tsserver", dependencies: [tsserver], run: async () => { for (const file of ["built/local/tsserver.js", "built/local/tsserver.js.map"]) { await fs.promises.copyFile(file, path.resolve("../TypeScript-Sublime-Plugin/tsserver/", path.basename(file))); } }, }); export const produceLKG = task({ name: "LKG", description: "Makes a new LKG out of the built js files", dependencies: [local], run: async () => { if (!cmdLineOptions.bundle) { throw new Error("LKG cannot be created when --bundle=false"); } const expectedFiles = [ "built/local/tsc.js", "built/local/_tsc.js", "built/local/tsserver.js", "built/local/_tsserver.js", "built/local/tsserverlibrary.js", "built/local/tsserverlibrary.d.ts", "built/local/typescript.js", "built/local/typescript.d.ts", "built/local/typingsInstaller.js", "built/local/_typingsInstaller.js", "built/local/watchGuard.js", ].concat(libs().map(lib => lib.target)); const missingFiles = expectedFiles .concat(localizationTargets) .filter(f => !fs.existsSync(f)); if (missingFiles.length > 0) { throw new Error("Cannot replace the LKG unless all built targets are present in directory 'built/local/'. The following files are missing:\n" + missingFiles.join("\n")); } await exec(process.execPath, ["scripts/produceLKG.mjs"]); }, }); export const lkg = task({ name: "lkg", hiddenFromTaskList: true, dependencies: [produceLKG], }); export const cleanBuilt = task({ name: "clean-built", hiddenFromTaskList: true, run: () => fs.promises.rm("built", { recursive: true, force: true }), }); export const clean = task({ name: "clean", description: "Cleans build outputs", dependencies: [cleanBuilt, cleanDiagnostics], }); export const configureNightly = task({ name: "configure-nightly", description: "Runs scripts/configurePrerelease.mjs to prepare a build for nightly publishing", run: () => exec(process.execPath, ["scripts/configurePrerelease.mjs", "dev", "package.json", "src/compiler/corePublic.ts"]), }); export const configureInsiders = task({ name: "configure-insiders", description: "Runs scripts/configurePrerelease.mjs to prepare a build for insiders publishing", run: () => exec(process.execPath, ["scripts/configurePrerelease.mjs", "insiders", "package.json", "src/compiler/corePublic.ts"]), }); export const configureExperimental = task({ name: "configure-experimental", description: "Runs scripts/configurePrerelease.mjs to prepare a build for experimental publishing", run: () => exec(process.execPath, ["scripts/configurePrerelease.mjs", "experimental", "package.json", "src/compiler/corePublic.ts"]), }); export const help = task({ name: "help", description: "Prints the top-level tasks.", hiddenFromTaskList: true, run: () => exec("hereby", ["--tasks"], { hidePrompt: true }), }); |
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