// This file contains the build logic for the public repo

var fs = require("fs");

var os = require("os");

var path = require("path");

var child_process = require("child_process");

var Linter = require("tslint");

var runTestsInParallel = require("./scripts/mocha-parallel").runTestsInParallel;

// Variables

var compilerDirectory = "src/compiler/";

var servicesDirectory = "src/services/";

var serverDirectory = "src/server/";

var harnessDirectory = "src/harness/";

var libraryDirectory = "src/lib/";

var scriptsDirectory = "scripts/";

var unittestsDirectory = "src/harness/unittests/";

var docDirectory = "doc/";

var builtDirectory = "built/";

var builtLocalDirectory = "built/local/";

var LKGDirectory = "lib/";

var copyright = "CopyrightNotice.txt";

var thirdParty = "ThirdPartyNoticeText.txt";

// add node_modules to path so we don't need global modules, prefer the modules by adding them first

var nodeModulesPathPrefix = path.resolve("./node_modules/.bin/") + path.delimiter;

if (process.env.path !== undefined) {

process.env.path = nodeModulesPathPrefix + process.env.path;

} else if (process.env.PATH !== undefined) {

process.env.PATH = nodeModulesPathPrefix + process.env.PATH;

}

var compilerSources = [

"core.ts",

"performance.ts",

"sys.ts",

"types.ts",

"scanner.ts",

"parser.ts",

"utilities.ts",

"binder.ts",

"checker.ts",

"sourcemap.ts",

"declarationEmitter.ts",

"emitter.ts",

"program.ts",

"commandLineParser.ts",

"tsc.ts",

"diagnosticInformationMap.generated.ts"

].map(function (f) {

return path.join(compilerDirectory, f);

});

var servicesSources = [

"core.ts",

"performance.ts",

"sys.ts",

"types.ts",

"scanner.ts",

"parser.ts",

"utilities.ts",

"binder.ts",

"checker.ts",

"sourcemap.ts",

"declarationEmitter.ts",

"emitter.ts",

"program.ts",

"commandLineParser.ts",

"diagnosticInformationMap.generated.ts"

].map(function (f) {

return path.join(compilerDirectory, f);

}).concat([

"breakpoints.ts",

"navigateTo.ts",

"navigationBar.ts",

"outliningElementsCollector.ts",

"patternMatcher.ts",

"services.ts",

"shims.ts",

"signatureHelp.ts",

"utilities.ts",

"formatting/formatting.ts",

"formatting/formattingContext.ts",

"formatting/formattingRequestKind.ts",

"formatting/formattingScanner.ts",

"formatting/references.ts",

"formatting/rule.ts",

"formatting/ruleAction.ts",

"formatting/ruleDescriptor.ts",

"formatting/ruleFlag.ts",

"formatting/ruleOperation.ts",

"formatting/ruleOperationContext.ts",

"formatting/rules.ts",

"formatting/rulesMap.ts",

"formatting/rulesProvider.ts",

"formatting/smartIndenter.ts",

"formatting/tokenRange.ts"

].map(function (f) {

return path.join(servicesDirectory, f);

}));

var serverCoreSources = [

"editorServices.ts",

"protocol.d.ts",

"session.ts",

"server.ts"

].map(function (f) {

return path.join(serverDirectory, f);

});

var serverSources = serverCoreSources.concat(servicesSources);

var languageServiceLibrarySources = [

"editorServices.ts",

"protocol.d.ts",

"session.ts"

].map(function (f) {

return path.join(serverDirectory, f);

}).concat(servicesSources);

var harnessCoreSources = [

"harness.ts",

"virtualFileSystem.ts",

"sourceMapRecorder.ts",

"harnessLanguageService.ts",

"fourslash.ts",

"runnerbase.ts",

"compilerRunner.ts",

"typeWriter.ts",

"fourslashRunner.ts",

"projectsRunner.ts",

"loggedIO.ts",

"rwcRunner.ts",

"test262Runner.ts",

"runner.ts"

].map(function (f) {

return path.join(harnessDirectory, f);

});

var harnessSources = harnessCoreSources.concat([

"incrementalParser.ts",

"jsDocParsing.ts",

"services/colorization.ts",

"services/documentRegistry.ts",

"services/preProcessFile.ts",

"services/patternMatcher.ts",

"session.ts",

"versionCache.ts",

"convertToBase64.ts",

"transpile.ts",

"reuseProgramStructure.ts",

"cachingInServerLSHost.ts",

"moduleResolution.ts",

"tsconfigParsing.ts",

"commandLineParsing.ts",

"convertCompilerOptionsFromJson.ts",

"convertTypingOptionsFromJson.ts",

"tsserverProjectSystem.ts",

"matchFiles.ts"

].map(function (f) {

return path.join(unittestsDirectory, f);

})).concat([

"protocol.d.ts",

"session.ts",

"client.ts",

"editorServices.ts"

].map(function (f) {

return path.join(serverDirectory, f);

}));

var es2015LibrarySources = [

"es2015.core.d.ts",

"es2015.collection.d.ts",

"es2015.generator.d.ts",

"es2015.iterable.d.ts",

"es2015.promise.d.ts",

"es2015.proxy.d.ts",

"es2015.reflect.d.ts",

"es2015.symbol.d.ts",

"es2015.symbol.wellknown.d.ts"

];

var es2015LibrarySourceMap = es2015LibrarySources.map(function(source) {

return { target: "lib." + source, sources: ["header.d.ts", source] };

});

var es2016LibrarySource = [ "es2016.array.include.d.ts" ];

var es2016LibrarySourceMap = es2016LibrarySource.map(function (source) {

return { target: "lib." + source, sources: ["header.d.ts", source] };

});

var es2017LibrarySource = [

"es2017.object.d.ts",

"es2017.sharedmemory.d.ts"

];

var es2017LibrarySourceMap = es2017LibrarySource.map(function (source) {

return { target: "lib." + source, sources: ["header.d.ts", source] };

});

var hostsLibrarySources = ["dom.generated.d.ts", "webworker.importscripts.d.ts", "scripthost.d.ts"];

var librarySourceMap = [

// Host library

{ target: "lib.dom.d.ts", sources: ["header.d.ts", "dom.generated.d.ts"] },

{ target: "lib.dom.iterable.d.ts", sources: ["header.d.ts", "dom.iterable.d.ts"] },

{ target: "lib.webworker.d.ts", sources: ["header.d.ts", "webworker.generated.d.ts"] },

{ target: "lib.scripthost.d.ts", sources: ["header.d.ts", "scripthost.d.ts"] },

// JavaScript library

{ target: "lib.es5.d.ts", sources: ["header.d.ts", "es5.d.ts"] },

{ target: "lib.es2015.d.ts", sources: ["header.d.ts", "es2015.d.ts"] },

{ target: "lib.es2016.d.ts", sources: ["header.d.ts", "es2016.d.ts"] },

{ target: "lib.es2017.d.ts", sources: ["header.d.ts", "es2017.d.ts"] },

// JavaScript + all host library

{ target: "lib.d.ts", sources: ["header.d.ts", "es5.d.ts"].concat(hostsLibrarySources) },

{ target: "lib.es6.d.ts", sources: ["header.d.ts", "es5.d.ts"].concat(es2015LibrarySources, hostsLibrarySources, "dom.iterable.d.ts") }

].concat(es2015LibrarySourceMap, es2016LibrarySourceMap, es2017LibrarySourceMap);

var libraryTargets = librarySourceMap.map(function (f) {

return path.join(builtLocalDirectory, f.target);

});

// Prepends the contents of prefixFile to destinationFile

function prependFile(prefixFile, destinationFile) {

if (!fs.existsSync(prefixFile)) {

fail(prefixFile + " does not exist!");

}

if (!fs.existsSync(destinationFile)) {

fail(destinationFile + " failed to be created!");

}

var temp = "temptemp";

jake.cpR(prefixFile, temp, {silent: true});

fs.appendFileSync(temp, fs.readFileSync(destinationFile));

fs.renameSync(temp, destinationFile);

}

// concatenate a list of sourceFiles to a destinationFile

function concatenateFiles(destinationFile, sourceFiles) {

var temp = "temptemp";

// Copy the first file to temp

if (!fs.existsSync(sourceFiles[0])) {

fail(sourceFiles[0] + " does not exist!");

}

jake.cpR(sourceFiles[0], temp, {silent: true});

// append all files in sequence

for (var i = 1; i < sourceFiles.length; i++) {

if (!fs.existsSync(sourceFiles[i])) {

fail(sourceFiles[i] + " does not exist!");

}

fs.appendFileSync(temp, fs.readFileSync(sourceFiles[i]));

}

// Move the file to the final destination

fs.renameSync(temp, destinationFile);

}

var useDebugMode = true;

var host = process.env.TYPESCRIPT_HOST || process.env.host || "node";

var compilerFilename = "tsc.js";

var LKGCompiler = path.join(LKGDirectory, compilerFilename);

var builtLocalCompiler = path.join(builtLocalDirectory, compilerFilename);

/* Compiles a file from a list of sources

* @param outFile: the target file name

* @param sources: an array of the names of the source files

* @param prereqs: prerequisite tasks to compiling the file

* @param prefixes: a list of files to prepend to the target file

* @param useBuiltCompiler: true to use the built compiler, false to use the LKG

* @parap {Object} opts - property bag containing auxiliary options

* @param {boolean} opts.noOutFile: true to compile without using --out

* @param {boolean} opts.generateDeclarations: true to compile using --declaration

* @param {string} opts.outDir: value for '--outDir' command line option

* @param {boolean} opts.keepComments: false to compile using --removeComments

* @param {boolean} opts.preserveConstEnums: true if compiler should keep const enums in code

* @param {boolean} opts.noResolve: true if compiler should not include non-rooted files in compilation

* @param {boolean} opts.stripInternal: true if compiler should remove declarations marked as @internal

* @param {boolean} opts.noMapRoot: true if compiler omit mapRoot option

* @param {boolean} opts.inlineSourceMap: true if compiler should inline sourceMap

* @param {Array} opts.types: array of types to include in compilation

* @param callback: a function to execute after the compilation process ends

*/

function compileFile(outFile, sources, prereqs, prefixes, useBuiltCompiler, opts, callback) {

file(outFile, prereqs, function() {

opts = opts || {};

var compilerPath = useBuiltCompiler ? builtLocalCompiler : LKGCompiler;

var options = "--noImplicitAny --noImplicitThis --noEmitOnError --types "

if (opts.types) {

options += opts.types.join(",");

}

options += " --pretty";

// Keep comments when specifically requested

// or when in debug mode.

if (!(opts.keepComments || useDebugMode)) {

options += " --removeComments";

}

if (opts.generateDeclarations) {

options += " --declaration";

}

if (opts.preserveConstEnums || useDebugMode) {

options += " --preserveConstEnums";

}

if (opts.outDir) {

options += " --outDir " + opts.outDir;

}

if (!opts.noOutFile) {

options += " --out " + outFile;

}

else {

options += " --module commonjs";

}

if(opts.noResolve) {

options += " --noResolve";

}

if (useDebugMode) {

if (opts.inlineSourceMap) {

options += " --inlineSourceMap --inlineSources";

} else {

options += " -sourcemap";

if (!opts.noMapRoot) {

options += " -mapRoot file:///" + path.resolve(path.dirname(outFile));

}

}

} else {

options += " --newLine LF";

}

if (opts.stripInternal) {

options += " --stripInternal";

}

var cmd = host + " " + compilerPath + " " + options + " ";

cmd = cmd + sources.join(" ");

console.log(cmd + "\n");

var ex = jake.createExec([cmd]);

// Add listeners for output and error

ex.addListener("stdout", function(output) {

process.stdout.write(output);

});

ex.addListener("stderr", function(error) {

process.stderr.write(error);

});

ex.addListener("cmdEnd", function() {

if (!useDebugMode && prefixes && fs.existsSync(outFile)) {

for (var i in prefixes) {

prependFile(prefixes[i], outFile);

}

}

if (callback) {

callback();

}

complete();

});

ex.addListener("error", function() {

fs.unlinkSync(outFile);

fail("Compilation of " + outFile + " unsuccessful");

});

ex.run();

}, {async: true});

}

// Prerequisite task for built directory and library typings

directory(builtLocalDirectory);

for (var i in libraryTargets) {

(function (i) {

var entry = librarySourceMap[i];

var target = libraryTargets[i];

var sources = [copyright].concat(entry.sources.map(function (s) {

return path.join(libraryDirectory, s);

}));

file(target, [builtLocalDirectory].concat(sources), function() {

concatenateFiles(target, sources);

});

})(i);

}

// Lib target to build the library files

desc("Builds the library targets");

task("lib", libraryTargets);

// Generate diagnostics

var processDiagnosticMessagesJs = path.join(scriptsDirectory, "processDiagnosticMessages.js");

var processDiagnosticMessagesTs = path.join(scriptsDirectory, "processDiagnosticMessages.ts");

var diagnosticMessagesJson = path.join(compilerDirectory, "diagnosticMessages.json");

var diagnosticInfoMapTs = path.join(compilerDirectory, "diagnosticInformationMap.generated.ts");

var generatedDiagnosticMessagesJSON = path.join(compilerDirectory, "diagnosticMessages.generated.json");

var builtGeneratedDiagnosticMessagesJSON = path.join(builtLocalDirectory, "diagnosticMessages.generated.json");

file(processDiagnosticMessagesTs);

// processDiagnosticMessages script

compileFile(processDiagnosticMessagesJs,

[processDiagnosticMessagesTs],

[processDiagnosticMessagesTs],

[],

/*useBuiltCompiler*/ false);

// The generated diagnostics map; built for the compiler and for the 'generate-diagnostics' task

file(diagnosticInfoMapTs, [processDiagnosticMessagesJs, diagnosticMessagesJson], function () {

var cmd = host + " " + processDiagnosticMessagesJs + " " + diagnosticMessagesJson;

console.log(cmd);

var ex = jake.createExec([cmd]);

// Add listeners for output and error

ex.addListener("stdout", function(output) {

process.stdout.write(output);

});

ex.addListener("stderr", function(error) {

process.stderr.write(error);

});

ex.addListener("cmdEnd", function() {

complete();

});

ex.run();

}, {async: true});

file(builtGeneratedDiagnosticMessagesJSON,[generatedDiagnosticMessagesJSON], function() {

if (fs.existsSync(builtLocalDirectory)) {

jake.cpR(generatedDiagnosticMessagesJSON, builtGeneratedDiagnosticMessagesJSON);

}

});

desc("Generates a diagnostic file in TypeScript based on an input JSON file");

task("generate-diagnostics", [diagnosticInfoMapTs]);

// Publish nightly

var configureNightlyJs = path.join(scriptsDirectory, "configureNightly.js");

var configureNightlyTs = path.join(scriptsDirectory, "configureNightly.ts");

var packageJson = "package.json";

var programTs = path.join(compilerDirectory, "program.ts");

file(configureNightlyTs);

compileFile(/*outfile*/configureNightlyJs,

/*sources*/ [configureNightlyTs],

/*prereqs*/ [configureNightlyTs],

/*prefixes*/ [],

/*useBuiltCompiler*/ false,

{ noOutFile: false, generateDeclarations: false, keepComments: false, noResolve: false, stripInternal: false });

task("setDebugMode", function() {

useDebugMode = true;

});

task("configure-nightly", [configureNightlyJs], function() {

var cmd = host + " " + configureNightlyJs + " " + packageJson + " " + programTs;

console.log(cmd);

exec(cmd);

}, { async: true });

desc("Configure, build, test, and publish the nightly release.");

task("publish-nightly", ["configure-nightly", "LKG", "clean", "setDebugMode", "runtests"], function () {

var cmd = "npm publish --tag next";

console.log(cmd);

exec(cmd);

});

var importDefinitelyTypedTestsDirectory = path.join(scriptsDirectory, "importDefinitelyTypedTests");

var importDefinitelyTypedTestsJs = path.join(importDefinitelyTypedTestsDirectory, "importDefinitelyTypedTests.js");

var importDefinitelyTypedTestsTs = path.join(importDefinitelyTypedTestsDirectory, "importDefinitelyTypedTests.ts");

file(importDefinitelyTypedTestsTs);

file(importDefinitelyTypedTestsJs, ["tsd-scripts", importDefinitelyTypedTestsTs], function () {

var cmd = host + " " + LKGCompiler + " -p " + importDefinitelyTypedTestsDirectory;

console.log(cmd);

exec(cmd);

}, { async: true });

task("importDefinitelyTypedTests", [importDefinitelyTypedTestsJs], function () {

var cmd = host + " " + importDefinitelyTypedTestsJs + " ./ ../DefinitelyTyped";

console.log(cmd);

exec(cmd);

}, { async: true });

// Local target to build the compiler and services

var tscFile = path.join(builtLocalDirectory, compilerFilename);

compileFile(tscFile, compilerSources, [builtLocalDirectory, copyright].concat(compilerSources), [copyright], /*useBuiltCompiler:*/ false);

var servicesFile = path.join(builtLocalDirectory, "typescriptServices.js");

var servicesFileInBrowserTest = path.join(builtLocalDirectory, "typescriptServicesInBrowserTest.js");

var standaloneDefinitionsFile = path.join(builtLocalDirectory, "typescriptServices.d.ts");

var nodePackageFile = path.join(builtLocalDirectory, "typescript.js");

var nodeDefinitionsFile = path.join(builtLocalDirectory, "typescript.d.ts");

var nodeStandaloneDefinitionsFile = path.join(builtLocalDirectory, "typescript_standalone.d.ts");

compileFile(servicesFile, servicesSources,[builtLocalDirectory, copyright].concat(servicesSources),

/*prefixes*/ [copyright],

/*useBuiltCompiler*/ true,

/*opts*/ { noOutFile: false,

generateDeclarations: true,

preserveConstEnums: true,

keepComments: true,

noResolve: false,

stripInternal: true

},

/*callback*/ function () {

jake.cpR(servicesFile, nodePackageFile, {silent: true});

prependFile(copyright, standaloneDefinitionsFile);

// Stanalone/web definition file using global 'ts' namespace

jake.cpR(standaloneDefinitionsFile, nodeDefinitionsFile, {silent: true});

var definitionFileContents = fs.readFileSync(nodeDefinitionsFile).toString();

definitionFileContents = definitionFileContents.replace(/^(\s*)(export )?const enum (\S+) {(\s*)$/gm, '$1$2enum $3 {$4');

fs.writeFileSync(standaloneDefinitionsFile, definitionFileContents);

// Official node package definition file, pointed to by 'typings' in package.json

// Created by appending 'export = ts;' at the end of the standalone file to turn it into an external module

var nodeDefinitionsFileContents = definitionFileContents + "\r\nexport = ts;";

fs.writeFileSync(nodeDefinitionsFile, nodeDefinitionsFileContents);

// Node package definition file to be distributed without the package. Created by replacing

// 'ts' namespace with '"typescript"' as a module.

var nodeStandaloneDefinitionsFileContents = definitionFileContents.replace(/declare (namespace|module) ts/g, 'declare module "typescript"');

fs.writeFileSync(nodeStandaloneDefinitionsFile, nodeStandaloneDefinitionsFileContents);

});

compileFile(

servicesFileInBrowserTest,

servicesSources,

[builtLocalDirectory, copyright].concat(servicesSources),

/*prefixes*/ [copyright],

/*useBuiltCompiler*/ true,

{ noOutFile: false,

generateDeclarations: true,

preserveConstEnums: true,

keepComments: true,

noResolve: false,

stripInternal: true,

noMapRoot: true,

inlineSourceMap: true

});

var serverFile = path.join(builtLocalDirectory, "tsserver.js");

compileFile(serverFile, serverSources,[builtLocalDirectory, copyright].concat(serverSources), /*prefixes*/ [copyright], /*useBuiltCompiler*/ true, { types: ["node"] });

var tsserverLibraryFile = path.join(builtLocalDirectory, "tsserverlibrary.js");

var tsserverLibraryDefinitionFile = path.join(builtLocalDirectory, "tsserverlibrary.d.ts");

compileFile(

tsserverLibraryFile,

languageServiceLibrarySources,

[builtLocalDirectory, copyright, builtLocalCompiler].concat(languageServiceLibrarySources).concat(libraryTargets),

/*prefixes*/ [copyright],

/*useBuiltCompiler*/ true,

{ noOutFile: false, generateDeclarations: true });

// Local target to build the language service server library

desc("Builds language service server library");

task("lssl", [tsserverLibraryFile, tsserverLibraryDefinitionFile]);

// Local target to build the compiler and services

desc("Builds the full compiler and services");

task("local", ["generate-diagnostics", "lib", tscFile, servicesFile, nodeDefinitionsFile, serverFile, builtGeneratedDiagnosticMessagesJSON, "lssl"]);

// Local target to build only tsc.js

desc("Builds only the compiler");

task("tsc", ["generate-diagnostics", "lib", tscFile]);

// Local target to build the compiler and services

desc("Sets release mode flag");

task("release", function() {

useDebugMode = false;

});

// Set the default task to "local"

task("default", ["local"]);

// Cleans the built directory

desc("Cleans the compiler output, declare files, and tests");

task("clean", function() {

jake.rmRf(builtDirectory);

});

// Generate Markdown spec

var word2mdJs = path.join(scriptsDirectory, "word2md.js");

var word2mdTs = path.join(scriptsDirectory, "word2md.ts");

var specWord = path.join(docDirectory, "TypeScript Language Specification.docx");

var specMd = path.join(docDirectory, "spec.md");

file(word2mdTs);

// word2md script

compileFile(word2mdJs,

[word2mdTs],

[word2mdTs],

[],

/*useBuiltCompiler*/ false);

// The generated spec.md; built for the 'generate-spec' task

file(specMd, [word2mdJs, specWord], function () {

var specWordFullPath = path.resolve(specWord);

var specMDFullPath = path.resolve(specMd);

var cmd = "cscript //nologo " + word2mdJs + ' "' + specWordFullPath + '" ' + '"' + specMDFullPath + '"';

console.log(cmd);

child_process.exec(cmd, function () {

complete();

});

}, {async: true});

desc("Generates a Markdown version of the Language Specification");

task("generate-spec", [specMd]);

// Makes a new LKG. This target does not build anything, but errors if not all the outputs are present in the built/local directory

desc("Makes a new LKG out of the built js files");

task("LKG", ["clean", "release", "local"].concat(libraryTargets), function() {

var expectedFiles = [tscFile, servicesFile, serverFile, nodePackageFile, nodeDefinitionsFile, standaloneDefinitionsFile, tsserverLibraryFile, tsserverLibraryDefinitionFile].concat(libraryTargets);

var missingFiles = expectedFiles.filter(function (f) {

return !fs.existsSync(f);

});

if (missingFiles.length > 0) {

fail("Cannot replace the LKG unless all built targets are present in directory " + builtLocalDirectory +

". The following files are missing:\n" + missingFiles.join("\n"));

}

// Copy all the targets into the LKG directory

jake.mkdirP(LKGDirectory);

for (i in expectedFiles) {

jake.cpR(expectedFiles[i], LKGDirectory);

}

//var resourceDirectories = fs.readdirSync(builtLocalResourcesDirectory).map(function(p) { return path.join(builtLocalResourcesDirectory, p); });

//resourceDirectories.map(function(d) {

// jake.cpR(d, LKGResourcesDirectory);

//});

});

// Test directory

directory(builtLocalDirectory);

// Task to build the tests infrastructure using the built compiler

var run = path.join(builtLocalDirectory, "run.js");

compileFile(

/*outFile*/ run,

/*source*/ harnessSources,

/*prereqs*/ [builtLocalDirectory, tscFile].concat(libraryTargets).concat(servicesSources).concat(harnessSources),

/*prefixes*/ [],

/*useBuiltCompiler:*/ true,

/*opts*/ { inlineSourceMap: true, types: ["node", "mocha", "chai"] });

var internalTests = "internal/";

var localBaseline = "tests/baselines/local/";

var refBaseline = "tests/baselines/reference/";

var localRwcBaseline = path.join(internalTests, "baselines/rwc/local");

var refRwcBaseline = path.join(internalTests, "baselines/rwc/reference");

var localTest262Baseline = path.join(internalTests, "baselines/test262/local");

var refTest262Baseline = path.join(internalTests, "baselines/test262/reference");

desc("Builds the test infrastructure using the built compiler");

task("tests", ["local", run].concat(libraryTargets));

function exec(cmd, completeHandler, errorHandler) {

var ex = jake.createExec([cmd], {windowsVerbatimArguments: true});

// Add listeners for output and error

ex.addListener("stdout", function(output) {

process.stdout.write(output);

});

ex.addListener("stderr", function(error) {

process.stderr.write(error);

});

ex.addListener("cmdEnd", function() {

if (completeHandler) {

completeHandler();

}

complete();

});

ex.addListener("error", function(e, status) {

if(errorHandler) {

errorHandler(e, status);

} else {

fail("Process exited with code " + status);

}

});

ex.run();

}

function cleanTestDirs() {

// Clean the local baselines directory

if (fs.existsSync(localBaseline)) {

jake.rmRf(localBaseline);

}

// Clean the local Rwc baselines directory

if (fs.existsSync(localRwcBaseline)) {

jake.rmRf(localRwcBaseline);

}

jake.mkdirP(localRwcBaseline);

jake.mkdirP(localTest262Baseline);

jake.mkdirP(localBaseline);

}

// used to pass data from jake command line directly to run.js

function writeTestConfigFile(tests, light, taskConfigsFolder, workerCount) {

var testConfigContents = JSON.stringify({ test: tests ? [tests] : undefined, light: light, workerCount: workerCount, taskConfigsFolder: taskConfigsFolder });

fs.writeFileSync('test.config', testConfigContents);

}

function deleteTemporaryProjectOutput() {

if (fs.existsSync(path.join(localBaseline, "projectOutput/"))) {

jake.rmRf(path.join(localBaseline, "projectOutput/"));

}

}

function runConsoleTests(defaultReporter, runInParallel) {

cleanTestDirs();

var debug = process.env.debug || process.env.d;

tests = process.env.test || process.env.tests || process.env.t;

var light = process.env.light || false;

var testConfigFile = 'test.config';

if(fs.existsSync(testConfigFile)) {

fs.unlinkSync(testConfigFile);

}

var workerCount, taskConfigsFolder;

if (runInParallel) {

// generate name to store task configuration files

var prefix = os.tmpdir() + "/ts-tests";

var i = 1;

do {

taskConfigsFolder = prefix + i;

i++;

} while (fs.existsSync(taskConfigsFolder));

fs.mkdirSync(taskConfigsFolder);

workerCount = process.env.workerCount || os.cpus().length;

}

if (tests || light || taskConfigsFolder) {

writeTestConfigFile(tests, light, taskConfigsFolder, workerCount);

}

if (tests && tests.toLocaleLowerCase() === "rwc") {

testTimeout = 400000;

}

colors = process.env.colors || process.env.color;

colors = colors ? ' --no-colors ' : ' --colors ';

reporter = process.env.reporter || process.env.r || defaultReporter;

var bail = (process.env.bail || process.env.b) ? "--bail" : "";

var lintFlag = process.env.lint !== 'false';

// timeout normally isn't necessary but Travis-CI has been timing out on compiler baselines occasionally

// default timeout is 2sec which really should be enough, but maybe we just need a small amount longer

if(!runInParallel) {

tests = tests ? ' -g "' + tests + '"' : '';

var cmd = "mocha" + (debug ? " --debug-brk" : "") + " -R " + reporter + tests + colors + bail + ' -t ' + testTimeout + ' ' + run;

console.log(cmd);

var savedNodeEnv = process.env.NODE_ENV;

process.env.NODE_ENV = "development";

exec(cmd, function () {

process.env.NODE_ENV = savedNodeEnv;

runLinter();

finish();

}, function(e, status) {

process.env.NODE_ENV = savedNodeEnv;

finish(status);

});

}

else {

var savedNodeEnv = process.env.NODE_ENV;

process.env.NODE_ENV = "development";

runTestsInParallel(taskConfigsFolder, run, { testTimeout: testTimeout, noColors: colors === " --no-colors " }, function (err) {

process.env.NODE_ENV = savedNodeEnv;

// last worker clean everything and runs linter in case if there were no errors

deleteTemporaryProjectOutput();

jake.rmRf(taskConfigsFolder);

if (err) {

fail(err);

}

else {

runLinter();

complete();

}

});

}

function failWithStatus(status) {

fail("Process exited with code " + status);

}

function finish(errorStatus) {

deleteTemporaryProjectOutput();

if (errorStatus !== undefined) {

failWithStatus(errorStatus);

}

else {

complete();

}

}

function runLinter() {

if (!lintFlag) {

return;

}

var lint = jake.Task['lint'];

lint.addListener('complete', function () {

complete();

});

lint.invoke();

}

}

var testTimeout = 20000;

desc("Runs all the tests in parallel using the built run.js file. Optional arguments are: t[ests]=category1|category2|... d[ebug]=true.");

task("runtests-parallel", ["build-rules", "tests", builtLocalDirectory], function() {

runConsoleTests('min', /*runInParallel*/ true);

}, {async: true});

desc("Runs the tests using the built run.js file. Optional arguments are: t[ests]=regex r[eporter]=[list|spec|json|<more>] d[ebug]=true color[s]=false lint=true bail=false.");

task("runtests", ["build-rules", "tests", builtLocalDirectory], function() {

runConsoleTests('mocha-fivemat-progress-reporter', /*runInParallel*/ false);

}, {async: true});

desc("Generates code coverage data via instanbul");

task("generate-code-coverage", ["tests", builtLocalDirectory], function () {

var cmd = 'istanbul cover node_modules/mocha/bin/_mocha -- -R min -t ' + testTimeout + ' ' + run;

console.log(cmd);

exec(cmd);

}, { async: true });

// Browser tests

var nodeServerOutFile = "tests/webTestServer.js";

var nodeServerInFile = "tests/webTestServer.ts";

compileFile(nodeServerOutFile, [nodeServerInFile], [builtLocalDirectory, tscFile], [], /*useBuiltCompiler:*/ true, { noOutFile: true });

desc("Runs browserify on run.js to produce a file suitable for running tests in the browser");

task("browserify", ["tests", builtLocalDirectory, nodeServerOutFile], function() {

var cmd = 'browserify built/local/run.js -d -o built/local/bundle.js';

exec(cmd);

}, {async: true});

desc("Runs the tests using the built run.js file like 'jake runtests'. Syntax is jake runtests-browser. Additional optional parameters tests=[regex], browser=[chrome|IE]");

task("runtests-browser", ["tests", "browserify", builtLocalDirectory, servicesFileInBrowserTest], function() {

cleanTestDirs();

host = "node";

browser = process.env.browser || process.env.b || "IE";

tests = process.env.test || process.env.tests || process.env.t;

var light = process.env.light || false;

var testConfigFile = 'test.config';

if(fs.existsSync(testConfigFile)) {

fs.unlinkSync(testConfigFile);

}

if(tests || light) {

writeTestConfigFile(tests, light);

}

tests = tests ? tests : '';

var cmd = host + " tests/webTestServer.js " + browser + " " + JSON.stringify(tests);

console.log(cmd);

exec(cmd);

}, {async: true});

function getDiffTool() {

var program = process.env['DIFF'];

if (!program) {

fail("Add the 'DIFF' environment variable to the path of the program you want to use.");

}

return program;

}

// Baseline Diff

desc("Diffs the compiler baselines using the diff tool specified by the 'DIFF' environment variable");

task('diff', function () {

var cmd = '"' + getDiffTool() + '" ' + refBaseline + ' ' + localBaseline;

console.log(cmd);

exec(cmd);

}, {async: true});

desc("Diffs the RWC baselines using the diff tool specified by the 'DIFF' environment variable");

task('diff-rwc', function () {

var cmd = '"' + getDiffTool() + '" ' + refRwcBaseline + ' ' + localRwcBaseline;

console.log(cmd);

exec(cmd);

}, {async: true});

desc("Builds the test sources and automation in debug mode");

task("tests-debug", ["setDebugMode", "tests"]);

// Makes the test results the new baseline

desc("Makes the most recent test results the new baseline, overwriting the old baseline");

task("baseline-accept", function(hardOrSoft) {

if (!hardOrSoft || hardOrSoft === "hard") {

jake.rmRf(refBaseline);

fs.renameSync(localBaseline, refBaseline);

}

else if (hardOrSoft === "soft") {

var files = jake.readdirR(localBaseline);

for (var i in files) {

jake.cpR(files[i], refBaseline);

}

jake.rmRf(path.join(refBaseline, "local"));

}

});

desc("Makes the most recent rwc test results the new baseline, overwriting the old baseline");

task("baseline-accept-rwc", function() {

jake.rmRf(refRwcBaseline);

fs.renameSync(localRwcBaseline, refRwcBaseline);

});

desc("Makes the most recent test262 test results the new baseline, overwriting the old baseline");

task("baseline-accept-test262", function() {

jake.rmRf(refTest262Baseline);

fs.renameSync(localTest262Baseline, refTest262Baseline);

});

// Webhost

var webhostPath = "tests/webhost/webtsc.ts";

var webhostJsPath = "tests/webhost/webtsc.js";

compileFile(webhostJsPath, [webhostPath], [tscFile, webhostPath].concat(libraryTargets), [], /*useBuiltCompiler*/true);

desc("Builds the tsc web host");

task("webhost", [webhostJsPath], function() {

jake.cpR(path.join(builtLocalDirectory, "lib.d.ts"), "tests/webhost/", {silent: true});

});

// Perf compiler

var perftscPath = "tests/perftsc.ts";

var perftscJsPath = "built/local/perftsc.js";

compileFile(perftscJsPath, [perftscPath], [tscFile, perftscPath, "tests/perfsys.ts"].concat(libraryTargets), [], /*useBuiltCompiler*/ true);

desc("Builds augmented version of the compiler for perf tests");

task("perftsc", [perftscJsPath]);

// Instrumented compiler

var loggedIOpath = harnessDirectory + 'loggedIO.ts';

var loggedIOJsPath = builtLocalDirectory + 'loggedIO.js';

file(loggedIOJsPath, [builtLocalDirectory, loggedIOpath], function() {

var temp = builtLocalDirectory + 'temp';

jake.mkdirP(temp);

var options = "--outdir " + temp + ' ' + loggedIOpath;

var cmd = host + " " + LKGDirectory + compilerFilename + " " + options + " ";

console.log(cmd + "\n");

var ex = jake.createExec([cmd]);

ex.addListener("cmdEnd", function() {

fs.renameSync(temp + '/harness/loggedIO.js', loggedIOJsPath);

jake.rmRf(temp);

complete();

});

ex.run();

}, {async: true});

var instrumenterPath = harnessDirectory + 'instrumenter.ts';

var instrumenterJsPath = builtLocalDirectory + 'instrumenter.js';

compileFile(instrumenterJsPath, [instrumenterPath], [tscFile, instrumenterPath].concat(libraryTargets), [], /*useBuiltCompiler*/ true);

desc("Builds an instrumented tsc.js");

task('tsc-instrumented', [loggedIOJsPath, instrumenterJsPath, tscFile], function() {

var cmd = host + ' ' + instrumenterJsPath + ' record iocapture ' + builtLocalDirectory + compilerFilename;

console.log(cmd);

var ex = jake.createExec([cmd]);

ex.addListener("cmdEnd", function() {

complete();

});

ex.run();

}, { async: true });

desc("Updates the sublime plugin's tsserver");

task("update-sublime", ["local", serverFile], function() {

jake.cpR(serverFile, "../TypeScript-Sublime-Plugin/tsserver/");

jake.cpR(serverFile + ".map", "../TypeScript-Sublime-Plugin/tsserver/");

});

var tslintRuleDir = "scripts/tslint";

var tslintRules = [

"nextLineRule",

"preferConstRule",

"booleanTriviaRule",

"typeOperatorSpacingRule",

"noInOperatorRule",

"noIncrementDecrementRule",

"objectLiteralSurroundingSpaceRule",

"noTypeAssertionWhitespaceRule"

];

var tslintRulesFiles = tslintRules.map(function(p) {

return path.join(tslintRuleDir, p + ".ts");

});

var tslintRulesOutFiles = tslintRules.map(function(p) {

return path.join(builtLocalDirectory, "tslint", p + ".js");

});

desc("Compiles tslint rules to js");