How to use fs.promises.access method in ava

Best JavaScript code snippet using ava

fileController.js

Source:fileController.js Github

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1const PATH = require('path');2const FS = require('fs');3const fse = require('fs-extra');4const catchAsync = require('../​utils/​catchAsync');5const AppError = require('../​utils/​AppError');6const readStat = require('../​utils/​readStat');7const { getAllItemsInDirectory } = require('./​directoryController');8exports.createFile = catchAsync(async (req, res) => {9 const { path, name } = req.body;10 const content = req.body.content || '';11 if (!path) throw new AppError('Please provide a valid path.', 400);12 if (!name) throw new AppError('Please provide a valid file name.', 400);13 /​/​ Check if path exists14 await FS.promises.access(path);15 /​/​ Check if there is already file with the same name16 const stat = await readStat(PATH.join(path, name));17 if (stat)18 throw new AppError(19 `There is already a file with name '${name}' in this folder.`,20 40021 );22 await FS.promises.writeFile(PATH.join(path, name), content, 'utf-8');23 req.query = { path };24 getAllItemsInDirectory(req, res);25});26exports.renameFile = catchAsync(async (req, res) => {27 const { path, name, newName } = req.body;28 if (!path) throw new AppError('Please provide a valid path.', 400);29 if (!name) throw new AppError('Please provide a file name to rename.', 400);30 if (!newName)31 throw new AppError('Please provide a valid new file name.', 400);32 /​/​ Check if path exists33 await FS.promises.access(path);34 /​/​ Check if fullpath exists35 await FS.promises.access(PATH.join(path, name));36 /​/​ Check if there is already file with the same name37 const stat = await readStat(PATH.join(path, newName));38 if (stat)39 throw new AppError(`A file with name '${newName}' already exists.`, 400);40 await FS.promises.rename(PATH.join(path, name), PATH.join(path, newName));41 req.query = { path };42 getAllItemsInDirectory(req, res);43});44exports.deleteFile = catchAsync(async (req, res) => {45 const { path, name } = req.body;46 if (!path) throw new AppError('Please provide a valid path.', 400);47 if (!name) throw new AppError('Please provide a file name to delete.', 400);48 /​/​ Check if path exists49 await FS.promises.access(path);50 /​/​ Check if fullpath exists51 await FS.promises.access(PATH.join(path, name));52 /​/​ Check if user have permission to delete53 const stat = await readStat(PATH.join(path, name));54 if (!stat)55 throw new AppError(56 `You don't have permission to delete folder '${name}'.`,57 40058 );59 /​/​ Delete file60 await FS.promises.unlink(PATH.join(path, name));61 req.query = { path };62 getAllItemsInDirectory(req, res);63});64exports.getFileContent = catchAsync(async (req, res) => {65 const { path, name } = req.query;66 if (!path) throw new AppError('Please provide a valid path.', 400);67 if (!name)68 throw new AppError('Please provide a file name to read content.', 400);69 /​/​ Check if path exists70 await FS.promises.access(path);71 /​/​ Check if fullpath exists72 await FS.promises.access(PATH.join(path, name));73 /​/​ Check if user have permission to read content74 const stat = await readStat(PATH.join(path, name));75 if (!stat)76 throw new AppError(77 `You don't have permission to read file '${name}'.`,78 40079 );80 const supportedFiles = require('../​utils/​getSupportedFiles');81 const extension = PATH.extname(PATH.join(path, name)).toLowerCase();82 if (!supportedFiles.includes(extension))83 throw new AppError(84 `File with extension ${extension} do not support to view or edit.`,85 40086 );87 const content = await FS.promises.readFile(PATH.join(path, name), 'utf-8');88 res.status(200).json({89 status: 'success',90 data: {91 content,92 },93 });94});95exports.updateFileContent = catchAsync(async (req, res) => {96 const { path, name, content } = req.body;97 if (!path) throw new AppError('Please provide valid path.', 400);98 if (!name)99 throw new AppError('Please provide file name to update content.', 400);100 if (!content)101 throw new AppError('Please provide valid content to update.', 400);102 /​/​ Check if path exists103 await FS.promises.access(path);104 /​/​ Check if fullpath exists105 await FS.promises.access(PATH.join(path, name));106 const supportedFiles = require('../​utils/​getSupportedFiles');107 const extension = PATH.extname(PATH.join(path, name)).toLowerCase();108 if (!supportedFiles.includes(extension))109 throw new AppError(110 `File with extension ${extension} do not support to view or edit.`,111 400112 );113 /​/​ Check if user have permission to update content114 const stat = await readStat(PATH.join(path, name));115 if (!stat)116 throw new AppError(117 `You don't have permission to write file '${name}'.`,118 400119 );120 await FS.promises.writeFile(PATH.join(path, name), content, 'utf-8');121 res.status(200).json({122 status: 'success',123 data: {124 content,125 },126 });127});128exports.copyFile = catchAsync(async (req, res) => {129 const { src, name, dest } = req.body;130 if (!src) throw new AppError('Please provide valid source path.', 400);131 if (!dest) throw new AppError('Please provide valid destination path.', 400);132 if (!name) throw new AppError('Please provide valid file name.', 400);133 /​/​ Check if source path exists134 await FS.promises.access(src);135 /​/​ Check if destination path exists136 await FS.promises.access(dest);137 /​/​ Check if fullpath exists138 await FS.promises.access(PATH.join(src, name));139 /​/​ Check if user have permission to copy file140 let stat = await readStat(PATH.join(src, name));141 if (!stat)142 throw new AppError(143 `You don't have permission to copy file '${name}'.`,144 400145 );146 /​/​ Check if there is already file with the same name in destination directory147 stat = await readStat(PATH.join(dest, name));148 if (stat)149 throw new AppError(150 `There is already file with name '${name}' in the destination path.`,151 400152 );153 await FS.promises.copyFile(PATH.join(src, name), PATH.join(dest, name));154 req.query = { path: dest };155 getAllItemsInDirectory(req, res);156});157exports.moveFile = catchAsync(async (req, res) => {158 const { src, name, dest } = req.body;159 if (!src) throw new AppError('Please provide valid source path.', 400);160 if (!dest) throw new AppError('Please provide valid destination path.', 400);161 if (!name) throw new AppError('Please provide valid file name.', 400);162 /​/​ Check if source path exists163 await FS.promises.access(src);164 /​/​ Check if destination path exists165 await FS.promises.access(dest);166 /​/​ Check if fullpath exists167 await FS.promises.access(PATH.join(src, name));168 /​/​ Check if user have permission to move file169 let stat = await readStat(PATH.join(src, name));170 if (!stat)171 throw new AppError(172 `You don't have permission to move file.'${name}'.`,173 400174 );175 /​/​ Check if there is already file with the same name in destination directory176 stat = await readStat(PATH.join(dest, name));177 if (stat)178 throw new AppError(179 `There is already file with name '${name}' in the destination path.`,180 400181 );182 await fse.move(PATH.join(src, name), PATH.join(dest, name));183 req.query = { path: dest };184 getAllItemsInDirectory(req, res);...

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index.js

Source:index.js Github

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1const fsPromises = require('fs').promises;2const path = require('path');3const { exec } = require('child_process');4const db = require('../​db/​fileData');5const updateUserDrive = async function (username = 'truebase') {6 const stats = await getStats(path.join(ROOT_PATH, username));7 return db.update({ username }, { dirveStructure: stats });8};9const createFile = async function (filePath, fileName, username) {10 try {11 await fsPromises.access(filePath);12 try {13 await fsPromises.access(path.join(filePath, fileName));14 return Promise.reject('File with same name alredy exists');15 } catch {16 const newFile = await fsPromises.open(path.join(filePath, fileName), 'w');17 await updateUserDrive(username);18 return path.join(filePath, fileName);19 }20 } catch (err) {21 console.log(err);22 return Promise.reject('Not able to create file');23 }24};25const renameFile = async function (filePath, fileName, newFileName, username) {26 try {27 await fsPromises.access(path.join(filePath, fileName));28 try {29 await fsPromises.access(path.join(filePath, newFileName));30 return Promise.reject('File with same name alredy exists');31 } catch {32 await fsPromises.rename(path.join(filePath, fileName), path.join(filePath, newFileName));33 await updateUserDrive(username);34 return path.join(filePath, newFileName);35 }36 } catch {37 return Promise.reject('File does not exists');38 }39};40const removeFile = async function (filePath, fileName, username) {41 try {42 await fsPromises.access(path.join(filePath, fileName));43 const result = await fsPromises.unlink(path.join(filePath, fileName));44 await updateUserDrive(username);45 return path.join(filePath, fileName);46 } catch (err) {47 console.log(err);48 return Promise.reject('File does not exists');49 }50};51const createFolder = async function (folderPath, folderName, username) {52 try {53 await fsPromises.access(folderPath);54 try {55 await fsPromises.access(path.join(folderPath, folderName));56 return Promise.reject('Folder with same name alredy exists');57 } catch {58 await fsPromises.mkdir(path.join(folderPath, folderName));59 await updateUserDrive();60 return path.join(folderPath, folderName);61 }62 } catch (err) {63 console.log(err);64 return Promise.reject('Not able to create folder');65 }66};67const renameFolder = async function (filePath, folderName, newFolderName, username) {68 try {69 await fsPromises.access(path.join(filePath, folderName));70 try {71 await fsPromises.access(path.join(filePath, newFolderName));72 return Promise.reject('Folder with same name alredy exists');73 } catch {74 await fsPromises.rename(path.join(filePath, folderName), path.join(filePath, newFolderName));75 await updateUserDrive(username);76 return path.join(filePath, newFolderName);77 }78 } catch {79 return Promise.reject('Folder does not exists');80 }81};82const removeFolder = async function (filePath, folderName, username) {83 try {84 await fsPromises.access(path.join(filePath, folderName));85 await fsPromises.rmdir(path.join(filePath, folderName), { recursive: true });86 await updateUserDrive(username);87 return path.join(filePath, folderName);88 } catch (err) {89 return Promise.reject('Folder does not exists');90 }91};92const getStats = async function (folderPath) {93 try {94 await fsPromises.access(folderPath);95 const result = {96 fileCount: 0,97 folderName: path.basename(folderPath),98 folderPath,99 files: [],100 subFolders: [],101 };102 const fileList = await fsPromises.readdir(folderPath);103 for (const i in fileList) {104 try {105 const stats = await fsPromises.stat(path.join(folderPath, fileList[i]));106 if (stats && stats.isDirectory()) {107 const subFolder = await getStats(path.join(folderPath, fileList[i]));108 result.subFolders.push(subFolder);109 } else {110 result.fileCount++;111 result.files.push(fileList[i]);112 }113 } catch (err) {114 return Promise.reject('Some thing went wrong');115 }116 }117 return result;118 } catch {119 return Promise.reject('Path does not exists');120 }121};122const folderExists = async function (resorcePath) {123 try {124 await fsPromises.access(path.join(resorcePath));125 return Promise.resolve();126 } catch (err) {127 return Promise.reject();128 }129};130const serachFile = async function (obj, cb) {131 let command; let132 results = '';133 const {134 username, fileName, folderPath, patternMatch,135 } = obj;136 /​/​ if (!folderPath && !patternMatch) {137 /​/​ command = `find ${ROOT_PATH + '/​' + username } -type f -name ${fileName}`138 /​/​ } else if(patternMatch) {139 /​/​ command = `find ${ROOT_PATH + '/​' + username + '/​' + folderPath } -type f -name "*${fileName}*"`140 /​/​ } else if (!patternMatch) {141 /​/​ }142 if (patternMatch) {143 command = `find ${`${ROOT_PATH}/​${username}/​${folderPath}`} -type f -name "*${fileName}*"`;144 } else if (!folderPath) {145 command = `find ${`${ROOT_PATH}/​${username}`} -type f -name ${fileName}`;146 } else {147 command = `find ${`${ROOT_PATH}/​${username}/​${folderPath}`} -type f -name ${fileName}`;148 }149 const findCmd = exec(command);150 findCmd.stdout.on('data', (data) => {151 console.log(data);152 results += data;153 });154 findCmd.stderr.on('data', (data) => cb(1));155 findCmd.on('close', (code) => {156 if (!code) {157 return cb(null, results.split('\n').filter((x) => x));158 }159 return cb(1);160 });161};162module.exports = {163 createFile,164 renameFile,165 removeFile,166 createFolder,167 renameFolder,168 removeFolder,169 getStats,170 folderExists,171 serachFile,...

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generator.js

Source:generator.js Github

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...8const statPromise = util.promisify(fs.stat)9/​/​ verify content markdown files are as expected10const verifyContentFileStructure = async () => {11 console.log('🧐 Verifying build content...')12 await fs.promises.access('content/​experience.md')13 await fs.promises.access('content/​blogs.md')14 await fs.promises.access('content/​projects.md')15}16/​/​ validate if generation was successful17const validateBuild = async () => {18 console.log('🕵️‍♂️ Validating built pages...')19 await fs.promises.access('src/​index.html')20 await fs.promises.access('src/​vault.html')21 await fs.promises.access('src/​about.html')22 await fs.promises.access('src/​demo.html')23 await fs.promises.access('src/​blog.html')24 await fs.promises.access('src/​projects.html')25}26/​/​ build the output file tree of the files that were generated27const generateFileTree = async () => {28 let tree = '.\n'29 for (let dir of ['src']) {30 tree += await buildTree(dir, '', dir === 'src' ? true : false, '')31 }32 console.log(tree)33}34/​/​ recursive function for pretty printing file trees35const buildTree = async (dir, indent, isTail, result) => {36 let stats = await statPromise(dir)37 let files = []38 if (stats.isDirectory()) {...

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Using AI Code Generation

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1const fs = require('fs').promises;2fs.access('test.txt', fs.constants.F_OK)3 .then(() => console.log('file exists'))4 .catch(() => console.log('file does not exist'));5const fs = require('fs');6fs.access('test.txt', fs.constants.F_OK, (err) => {7 if (err) {8 console.log('file does not exist');9 } else {10 console.log('file exists');11 }12});13const fs = require('fs');14fs.access('test.txt', fs.F_OK, (err) => {15 if (err) {16 console.log('file does not exist');17 } else {18 console.log('file exists');19 }20});21const fs = require('fs');22fs.access('test.txt', (err) => {23 if (err) {24 console.log('file does not exist');25 } else {26 console.log('file exists');27 }28});29const fs = require('fs');30try {31 fs.accessSync('test.txt');32 console.log('file exists');33} catch (err) {34 console.log('file does not exist');35}36const fs = require('fs');37fs.exists('test.txt', (exists) => {38 if (exists) {39 console.log('file exists');40 } else {41 console.log('file does not exist');42 }43});44const fs = require('fs');45fs.exists('test.txt', (exists) => {46 if (exists) {47 console.log('file exists');48 } else {49 console.log('file does not exist');50 }51});52const fs = require('fs');53fs.stat('test.txt', (err, stats) => {54 if (err) {55 console.log('file does not exist');

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Using AI Code Generation

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1const fs = require('fs').promises;2fs.access('test.txt', fs.constants.F_OK)3 .then(() => console.log('File exists'))4 .catch(err => console.error('File does not exist'));5const fs = require('fs');6fs.access('test.txt', fs.constants.F_OK, (err) => {7 if (err) {8 console.error('File does not exist');9 } else {10 console.log('File exists');11 }12});13const fs = require('fs');14try {15 fs.accessSync('test.txt', fs.constants.F_OK);16 console.log('File exists');17} catch (err) {18 console.error('File does not exist');19}20const fs = require('fs');21fs.access('test.txt', fs.F_OK, (err) => {22 if (err) {23 console.error('File does not exist');24 } else {25 console.log('File exists');26 }27});28const fs = require('fs');29try {30 fs.accessSync('test.txt', fs.F_OK);31 console.log('File exists');32} catch (err) {33 console.error('File does not exist');34}35const fs = require('fs');36fs.exists('test.txt', (exists) => {37 if (exists) {38 console.log('File exists');39 } else {40 console.error('File does not exist');41 }42});43const fs = require('fs');44if (fs.existsSync('test.txt')) {45 console.log('File exists');46} else {47 console.error('File does not exist');48}49const fs = require('fs');50fs.stat('test.txt', (err, stats) => {51 if (err) {52 console.error('File does not exist');53 } else {

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Using AI Code Generation

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1const fs = require('fs');2const {promisify} = require('util');3const access = promisify(fs.access);4const path = require('path');5async function checkFileAccess() {6 try {7 await access(path.join(__dirname, 'test.txt'), fs.constants.R_OK);8 console.log('File can be read');9 } catch (err) {10 console.error('File cannot be read');11 }12}13checkFileAccess();

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Using AI Code Generation

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1const fs = require('fs').promises;2const accessPromise = fs.access('test.txt', fs.constants.F_OK);3accessPromise.then(() => {4 console.log('file exists');5}).catch((err) => {6 console.log('file does not exist');7});8const fs = require('fs').promises;9const accessPromise = fs.access('test.txt', fs.constants.F_OK | fs.constants.R_OK | fs.constants.W_OK);10accessPromise.then(() => {11 console.log('file exists and has read/​write permissions');12}).catch((err) => {13 console.log('file does not exist or does not have read/​write permissions');14});15const fs = require('fs');16try {17 fs.accessSync('test.txt');18 console.log('file exists');19} catch (err) {20 console.log('file does not exist');21}

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