TypeScript fs-extra.readFile函數代碼示例

    def('should create a .pfx file', async () => {
      await fs.copy(
        join(__dirname, '../../../api/core/test/fixture', 'bogus-private-key.pvk'),
        join(tmpDir, 'dummy.pvk'),
      );
      const outputCertPath = await createDefaultCertificate('CN=Test', {
        certFilePath: tmpDir,
        certFileName: 'dummy',
        install: false,
      });

      const fileContents = await fs.readFile(outputCertPath);
      expect(fileContents).to.be.an.instanceof(Buffer);
      expect(fileContents.length).to.be.above(0);
    });

 it('should accept a custom downloader', async () => {
   const zipPath = await download('2.0.3', {
     cacheRoot,
     unsafelyDisableChecksums: true,
     downloader: {
       async download(url, targetPath) {
         expect(
           url.replace(process.platform, 'platform').replace(process.arch, 'arch'),
         ).toMatchSnapshot();
         await fs.writeFile(targetPath, 'faked from downloader');
       },
     },
   });
   expect(await fs.readFile(zipPath, 'utf8')).toEqual('faked from downloader');
 });

export async function ignoreNodeModules(ignoreFile: string) {
  let ignoreLines: string[] = [];
  if (await fse.pathExists(ignoreFile)) {
    const content = await fse.readFile(ignoreFile, 'utf-8');
    ignoreLines = content.split(EOL);
  }
  const hasNodeModules = ignoreLines.some((line) => {
    return searchNodeModulesLine.test(line);
  });
  if (hasNodeModules) {
    return;
  }
  ignoreLines.push(nodeModulesLine);
  const outContent = ignoreLines.join(EOL) + EOL;
  await fse.writeFile(ignoreFile, outContent);
}

 const check = (root: string) => {
     const path = join(root, url);
     readFile(path).then((file: Buffer) => {
         res.setHeader('Cache-Control', 'public, max-age=31557600');
         res.writeHead(200, { 'Content-Type': contentType });
         res.end(file);
     })
         .catch(() => {
             if (ROOTS.length) {
                 check(ROOTS.pop());
             } else {
                 res.writeHead(404, { 'Content-Type': 'text/plain' });
                 res.end('404 Not Found\n');
             }
         });
 };

        await withTempDirectory(async (dir2) => {
          const secondAppPath = await copyApp(dir2, 'update')
          const appPJPath = path.resolve(secondAppPath, 'Contents', 'Resources', 'app', 'package.json')
          await fs.writeFile(
            appPJPath,
            (await fs.readFile(appPJPath, 'utf8')).replace('1.0.0', '2.0.0')
          )
          await signApp(secondAppPath)
          const updateZipPath = path.resolve(dir2, 'update.zip');
          await spawn('zip', ['-r', '--symlinks', updateZipPath, './'], {
            cwd: dir2
          })

          server.get('/update-file', (req, res) => {
            res.download(updateZipPath)
          })
          server.get('/update-check', (req, res) => {
            res.json({
              url: `http://localhost:${port}/update-file`,
              name: 'My Release Name',
              notes: 'Theses are some release notes innit',
              pub_date: (new Date()).toString()
            })
          })
          const relaunchPromise = new Promise((resolve, reject) => {
            server.get('/update-check/updated/:version', (req, res) => {
              res.status(204).send()
              resolve()
            })
          })
          const launchResult = await launchApp(appPath, [`http://localhost:${port}/update-check`])
          logOnError(launchResult, () => {
            expect(launchResult).to.have.property('code', 0)
            expect(launchResult.out).to.include('Update Downloaded')
            expect(requests).to.have.lengthOf(2)
            expect(requests[0]).to.have.property('url', '/update-check')
            expect(requests[1]).to.have.property('url', '/update-file')
            expect(requests[0].header('user-agent')).to.include('Electron/')
            expect(requests[1].header('user-agent')).to.include('Electron/')
          })

          await relaunchPromise
          expect(requests).to.have.lengthOf(3)
          expect(requests[2]).to.have.property('url', '/update-check/updated/2.0.0')
          expect(requests[2].header('user-agent')).to.include('Electron/')
        })

  it('can process a successful merge result', async () => {
    const relativePath = Path.join(
      __dirname,
      '../../fixtures/merge-parser/desktop/valid-merge-master-into-script-upgrade.txt'
    )
    const filePath = Path.resolve(relativePath)
    const input = await FSE.readFile(filePath, { encoding: 'utf8' })

    const result = parseMergeResult(input)
    expect(result.kind).equals('Success')

    const mergeResult = result as IMergeSuccess
    expect(mergeResult.entries.length).equals(21)
    mergeResult.entries.forEach(e => {
      expect(e.diff).not.equal('')
    })
  })

export function parse(p: string, property: string): Promise<string> {
  const pl = path.join(p, 'Contents', 'Info.plist')
  log('reading property file "%s"', pl)

  const failed = (e: Error) => {
    const msg = `Info.plist not found: ${pl}
    ${e.message}`
    log('could not read Info.plist for %s', pl)
    throw notInstalledErr('', msg)
  }

  return fs
    .readFile(pl, 'utf8')
    .then(plist.parse)
    .then(prop(property))
    .then(String) // explicitly convert value to String type
    .catch(failed) // to make TS compiler happy
}

export function prepareHTML(param: IPrepareHTMLOptions): Promise<string> {
    const filter = moveTo(param.target);

    return Promise.all([
        readFile(join(__dirname, '../src/index.html'), 'utf8'),
        readJSON(join(__dirname, '../package.json')),
        readJSON(join(__dirname, './meta.json'))
    ])
        .then((data) => {
            const [file, pack, meta] = data;
            const connectionTypes = ['mainnet', 'testnet'];

            if (!param.scripts) {
                const sourceFiles = getFilesFrom(join(__dirname, '../src'), '.js', function (name, path) {
                    return !name.includes('.spec') && !path.includes('/test/');
                });
                param.scripts = meta.vendors.map((i) => join(__dirname, '..', i)).concat(sourceFiles);
                param.scripts.push(join(__dirname, '../loginDaemon.js'));
            }

            if (!param.styles) {
                param.styles = meta.stylesheets.map((i) => join(__dirname, '..', i)).concat(getFilesFrom(join(__dirname, '../src'), '.less'));
            }

            const networks = connectionTypes.reduce((result, item) => {
                result[item] = meta.configurations[item];
                return result;
            }, Object.create(null));

            return compile(file)({
                pack: pack,
                domain: meta.domain,
                build: {
                    type: 'web'
                },
                network: networks[param.connection]
            });
        })
        .then((file) => {
            return replaceStyles(file, param.styles.map(filter).map(s => `/${s}`));
        }).then((file) => {
            return replaceScripts(file, param.scripts.map(filter));
        });
}

async function renderTemplate({task, numCompleted, numTotal}: TaskStats) {
  const template = await fs.readFile(templateFile, {encoding: 'utf8'});
  const fullDict = {};
  for (const k in task) {
    fullDict[k] = utils.htmlEntities(task[k]);
  }
  // Note: these two fields are not available in mechanical turk.
  fullDict['ALL_JSON'] = utils.htmlEntities(JSON.stringify(task, null, 2));
  fullDict['ALL_JSON_RAW'] = JSON.stringify(task);
  const userHtml = utils.renderTemplate(template, fullDict);

  const thisFlash = flash;
  flash = '';

  const sourceInputs = _.map(task, (v, k) =>
      `<input type=hidden name="${k}" value="${utils.htmlEntities(v)}">`
    ).join('\n');

  return utils.dedent`
    <!doctype html>
    <html>
    <title>${numCompleted} / ${numTotal} - localturk</title>
    <body><form action=/submit method=post>
    <p>${numCompleted} / ${numTotal} <span style="background: yellow">${thisFlash}</span></p>
    ${sourceInputs}
    ${userHtml}
    <hr/><input type=submit />
    </form>
    <script>
    // Support keyboard shortcuts via, e.g. <.. data-key="1" />
    window.addEventListener("keydown", function(e) {
      if (document.activeElement !== document.body) return;
      var key = e.key;
      const el = document.querySelector('[data-key="' + key + '"]');
      if (el) {
        e.preventDefault();
        el.click();
      }
    });
    </script>
    </body>
    </html>
  `;
}

    return new Promise<userAccountData[]>((resolve, reject) => {
        if (useCredentials) {
            fs.readFile(path.join(steamDirectory, 'config', 'loginusers.vdf'), 'utf8', (err, data) => {
                try {
                    if (err && err.code !== 'ENOENT')
                        reject(err);
                    else {
                        if (data) {
                            let parsedData = genericParser.parse(data) as any;
                            let accountData: userAccountData[] = [];
                            if (parsedData.users) {
                                for (let steamID64 in parsedData.users) {
                                    accountData.push({ steamID64: steamID64, accountID: steamID_64_ToAccountID(steamID64), name: parsedData.users[steamID64].AccountName });
                                }
                            }
                            resolve(accountData);
                        }
                        else
                            resolve([]);
                    }
                } catch (error) {
                    reject(error);
                }
            });
        }
        else {
            Glob('userdata/+([0-9])/', { silent: true, cwd: steamDirectory }, (err, files) => {
                if (err)
                    reject(err);
                else {
                    let getUserId = function (filename: string) {
                        return /userdata(\\|\/)(.*?)(\\|\/)/i.exec(filename)[2];
                    }

                    let accountData: userAccountData[] = [];
                    for (let i = 0; i < files.length; i++) {
                        let userId = getUserId(files[i]);
                        accountData.push({ steamID64: 'unavailable', accountID: userId, name: userId });
                    }
                    resolve(accountData);
                }
            });
        }
    });

    it('appends multiple rules', async () => {
      const repo = await setupEmptyRepository()
      const path = repo.path

      await GitProcess.exec(
        ['config', '--local', 'core.autocrlf', 'true'],
        path
      )

      const ignoreFile = `${path}/.gitignore`
      await FSE.writeFile(ignoreFile, 'node_modules\n')

      await appendIgnoreRule(repo, ['yarn-error.log', '.eslintcache', 'dist/'])

      const gitignore = await FSE.readFile(ignoreFile)

      const expected = 'node_modules\nyarn-error.log\n.eslintcache\ndist/\n'
      expect(gitignore.toString('utf8')).equals(expected)
    })

const getPost = async (postPath: string): Promise<any> => {
  const postDataPath: string = path.resolve(POSTS_DIR, postPath, "data.json");

  try {
    const postData: string = await fs.readFile(postDataPath, "utf-8");
    const post = JSON.parse(postData);

    return {
      ...post,
      abstract: converter.makeHtml(post.abstract),
      slug: postPath.split("-").splice(1).join("-"),
      path: postPath,
    };
  } catch (error) {
    console.error(error);
  }

  return null;
};

export function renderTemplateHtml(extensionPath: string, templateName: string, templateValues: object): Thenable<string> {
    let templatePath = path.join(extensionPath, 'resources', templateName);

    // 1) Read the template from the disk
    // 2) Compile it as a handlebars template and render the HTML
    // 3) On failure, return a simple string as an error
    return fs.readFile(templatePath, 'utf-8')
        .then(templateText => {
            let template = handlebars.compile(templateText);
            return template(templateValues);
        })
        .then(
            undefined,
            error => {
                logDebug(error);
                return LocalizedConstants.msgErrorLoadingTab;
            }
        );
}

export async function transformTravisConfig(
    inDir: string, outDir: string): Promise<void> {
  const inTravisPath = path.join(inDir, travisConfigFile);

  // If no `travis.yml` file exists, do nothing.
  if (!await fse.pathExists(inTravisPath)) {
    return;
  }

  const travisBlob = await fse.readFile(inTravisPath, 'utf-8');
  const travisConfig = safeLoad(travisBlob) as Partial<TravisConfig>| undefined;

  // It's possible for a `travis.yml` to be empty, or otherwise not an object.
  // If this happens, do nothing.
  if (!travisConfig) {
    return;
  }

  let beforeScripts = configToArray(travisConfig.before_script);
  let testScripts = configToArray(travisConfig.script);
  let installScripts = configToArray(travisConfig.install);

  // remove use of `bower` and `polymer install`
  beforeScripts = removeBowerAndPolymerInstall(beforeScripts);
  testScripts = removeBowerAndPolymerInstall(testScripts);
  installScripts = removeBowerAndPolymerInstall(installScripts);

  // remove TS and formatting checks
  beforeScripts = removeTypingsAndFormattingChecks(beforeScripts);

  // use `--npm` in `polymer test` and `wct` commands
  testScripts = addNPMFlag(testScripts);

  setConfig(travisConfig, 'before_script', beforeScripts);
  setConfig(travisConfig, 'script', testScripts);
  setConfig(travisConfig, 'install', installScripts);

  const outPath = path.join(outDir, travisConfigFile);
  const travisBlobOut =
      safeDump(travisConfig, {lineWidth: -1}).split('\n').join(EOL) + EOL;
  await fse.writeFile(outPath, travisBlobOut);
}

export function getDocs(req: restify.Request, res: restify.Response, next: restify.Next) {
    let docType: string = req.params.docType;
    let url: string = req.params.url;
    console.log('getDocs: ' + JSON.stringify(req.params));
    if (!url) {
        url = 'index.html';
    }
    if (url === 'db.json' || url === 'index.html' || url === 'index.json') {
        fs.readFile(rootPath + docType + '/' + url, { encoding: 'utf-8' }, (err, data) => {
            if (err) {
                res.json(400, err);
            } else {
                res.writeHead(200, {
                    'Content-Type': url.endsWith('.html') ? 'application/json' : 'text/html',
                });
                res.write(data);
                res.end();
            }
        });
    } else {
        url = url.replace('.html', '');
        if (!docsLoadingState) {
            res.json(400, { message: 'docsDB not load ok' });
        } else {
            let isHasDos = (docType in docsDB);
            let result;
            if (isHasDos) {
                result = docsDB[docType][url];
            }
            if (result) {
                res.writeHead(200, {
                    'Content-Type': 'text/html',
                });
                res.write(result);
                res.end();
            } else {
                res.json(400, { message: 'not found' });
            }

        }
    }
}