TypeScript fs-extra.ensureDir函數代碼示例

 copyFileToTaro (from: string, to: string, options?: fs.CopyOptionsSync) {
   const filename = path.basename(from)
   if (fs.statSync(from).isFile() && !path.extname(to)) {
     fs.ensureDir(to)
     return fs.copySync(from, path.join(to, filename), options)
   }
   fs.ensureDir(path.dirname(to))
   return fs.copySync(from, to, options)
 }

	return new Promise<FirefoxProfile>(async (resolve, reject) => {

		if (config.srcProfileDir) {

			FirefoxProfile.copy({
				profileDirectory: config.srcProfileDir,
				destinationDirectory: config.profileDir
			}, 
			(err, profile) => {
				if (err || !profile) {
					reject(err);
				} else {
					profile.shouldDeleteOnExit(false);
					resolve(profile);
				}
			});

		} else {

			await fs.ensureDir(config.profileDir);
			let profile = new FirefoxProfile({
				destinationDirectory: config.profileDir
			});
			profile.shouldDeleteOnExit(false);
			resolve(profile);
		}
	});

 shouldGenerateAssets(generator).then(res => {
     if (res) {
         fs.ensureDir(generator.vscodeFolder, err => {
             addAssets(generator, operations);
         });
     }
 });

(async () => {
  const jsonDir = join(__dirname, "dist"),
        magGarden = new MagGarden();

  console.info("Starting to crawl MagGarden...");
  await magGarden.crawl();

  await ensureDir(jsonDir);
  await Promise.all([
    writeFile(join(jsonDir, "CNAME"), "api.comicstand.phanective.org"),
    writeFile(join(jsonDir, "comics.json"), JSON.stringify(magGarden.Magazines)),
  ]);

  return new Promise((resolve, reject) => {
    publish("dist", {
      repo: "git@github.com:phanect/static-comicstand-data.git",
    }, (err: Error) => {
      if (err) {
        reject(err);
      } else {
        resolve();
      }
    });
  });
})();

async function updateFixture(options: UpdateFixtureOptions) {
  const fixturesDir =
      path.resolve(__dirname, '../../fixtures/packages/', options.folder);
  const sourceDir = path.join(fixturesDir, 'source');
  const convertedDir = path.join(fixturesDir, 'expected');

  if (!options.skipSourceUpdate) {
    const branch = options.branch || 'master';

    console.log(`Cloning ${options.repoUrl} #${branch} to ${sourceDir}...`);
    await fs.ensureDir(fixturesDir);
    await fs.remove(sourceDir);

    await exec(
        `git clone ${options.repoUrl} ${sourceDir} --branch=${
            branch} --depth=1`,
        {cwd: fixturesDir});
    await fs.remove(path.join(sourceDir, '.git'));
    await fs.remove(path.join(sourceDir, '.github'));
    await fs.remove(path.join(sourceDir, '.gitignore'));

    await overridePolymer(sourceDir);

    await exec('bower install', {cwd: sourceDir});
  }

  const testConfig = require(path.join(fixturesDir, 'test.js')) as TestConfig;
  await runFixture(sourceDir, convertedDir, testConfig);

  // Our integration tests always skip bower_components when comparing, so
  // there's no reason to check them into git.
  await fs.remove(path.join(convertedDir, 'bower_components'));

  console.log(`Done.`);
}

async function createApp(verbose: boolean, version: string) {
  checkAppName(appName)
  await fs.ensureDir(root)
  const isSafe = await isSafeToCreateProjectIn(root)
  if (!isSafe) {
    console.log(
      `The directory ${chalk.green(
        appName
      )} contains files that could conflict.`
    )
    console.log('Try using a new directory name.')
    process.exit(1)
  }

  console.log(`Creating a new React app in ${chalk.green(root)}.`)
  console.log()

  const packageJson = {
    name: appName,
    version: '0.1.0',
    private: true,
  }
  await fs.writeFile(
    path.join(root, 'package.json'),
    JSON.stringify(packageJson, null, 2)
  )
  process.chdir(root)

  await run(appName, version, verbose)
}

            return this.checkWorkspaceInformationMatchesWorkspaceFolder(folder).then(async workspaceMatches => { 
                const generator = new AssetGenerator(info);
                if (workspaceMatches && containsDotNetCoreProjects(info)) {
                    const dotVscodeFolder: string = path.join(folder.uri.fsPath, '.vscode');
                    const tasksJsonPath: string = path.join(dotVscodeFolder, 'tasks.json');
                    
                    // Make sure .vscode folder exists, addTasksJsonIfNecessary will fail to create tasks.json if the folder does not exist. 
                    return fs.ensureDir(dotVscodeFolder).then(async () => {
                        // Check to see if tasks.json exists.
                        return fs.pathExists(tasksJsonPath);
                    }).then(async tasksJsonExists => {
                        // Enable addTasksJson if it does not exist.
                        return addTasksJsonIfNecessary(generator, {addTasksJson: !tasksJsonExists});
                    }).then(() => {
                        const isWebProject = generator.hasWebServerDependency();
                        const launchJson: string = generator.createLaunchJson(isWebProject);

                        // jsonc-parser's parse function parses a JSON string with comments into a JSON object. However, this removes the comments. 
                        return parse(launchJson);
                    });
                }
                
                // Error to be caught in the .catch() below to write default C# configurations
                throw new Error("Does not contain .NET Core projects.");
            });

 files.forEach(file => {
   let outputFilePath
   if (NODE_MODULES_REG.test(file)) {
     outputFilePath = file.replace(nodeModulesPath, npmOutputDir)
   } else {
     outputFilePath = file.replace(sourceDir, outputDir)
   }
   if (isCopyingFiles.get(outputFilePath)) {
     return
   }
   isCopyingFiles.set(outputFilePath, true)
   let modifySrc = file.replace(appPath + path.sep, '')
   modifySrc = modifySrc.split(path.sep).join('/')
   let modifyOutput = outputFilePath.replace(appPath + path.sep, '')
   modifyOutput = modifyOutput.split(path.sep).join('/')
   printLog(processTypeEnum.COPY, '文件', modifyOutput)
   if (!fs.existsSync(file)) {
     printLog(processTypeEnum.ERROR, '文件', `${modifySrc} 不存在`)
   } else {
     fs.ensureDir(path.dirname(outputFilePath))
     if (file === outputFilePath) {
       return
     }
     if (cb) {
       cb(file, outputFilePath)
     } else {
       fs.copySync(file, outputFilePath)
     }
   }
 })

  async checkEnv () {
    this.emit('progress', 'checkJava')
    await this._checkJava()
    this.emit('progress', 'cleanNatives')
    await this._cleanNatives()
    this._arguments.push(`-Djava.library.path=${this._nativesPath}`)
    this.emit('progress', 'resolveLibraries')
    await this._setupLibraries()
    this.emit('progress', 'resolveNatives')
    await fs.mkdir(this._nativesPath)
    await this._setupNatives()
    if (this._missingLibrary.length !== 0) {
      this.emit('missing_all', this._missingLibrary)
      let err = new Error('missing library')
      err['missing'] = this._missingLibrary
      err['launcher'] = this
      throw err
    }

    await fs.ensureDir(this._gameDirectory)
    this.emit('progress', 'mergeArguments')
    this._arguments.push(this.opts.json['mainClass'])
    this._mcArguments()
    this.emit('progress', 'envOK')
  }

 withAfterEach(async t => {
   await fse.ensureDir('out');
   const { stderr } = shell.exec('node dist/src/cp-cli test/assets out');
   t.equal(stderr, '');
   const stats = fse.statSync('out/foo.txt');
   t.true(stats.isFile());
 }),