How to use the exists function from fs-promise

index.js

GitHub: Autodesk/machine-collaboration-utility

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 * Create an upload directory where specified by Escher.uploadDir
 * unless it already exists
 *
 */
async createUploadDirectory() {
  const directoryExists = await fs.exists(this.uploadDir);
  if (!directoryExists) {
    await fs.mkdir(this.uploadDir);
  }
}

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files.js

GitHub: salil-gtm/SyndiShare

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const archivePath = path.join(fileDir, ".swarm_downloads/files.tar.gz");
const archiveDir = path.dirname(archivePath);
const promise = Q.resolve(mkdirp(archiveDir))
  .then(() => checksum (fileHash) (filePath))
  .then(() => filePath)
  .catch(() => fsp.exists(archiveDir)
    .then(exists => !exists ? fsp.mkdir(archiveDir) : null)
    .then(() => download (url)(archivePath).onData(promise.onDataCallback))
    .then(() => hash("md5")(archivePath))
    .then(() => archiveHash ? checksum(archiveHash)(archivePath) : null)

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files.js

GitHub: salil-gtm/SyndiShare

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var promise = Q.resolve(mkdirp(archiveDir)).then(function () {
  return checksum(fileHash)(filePath);
}).then(function () {
  return filePath;
}).catch(function () {
  return fsp.exists(archiveDir).then(function (exists) {
    return !exists ? fsp.mkdir(archiveDir) : null;
  }).then(function () {
    return download(url)(archivePath).onData(promise.onDataCallback);
  }).then(function () {

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settings.js

GitHub: hoovessound/hs-server-side

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    width: 500,
    height: 500,
    ignoreAspectRatio: true,
})
.then(processedImage => {
    return fp.exists(filePath)
})
.then(exists => {
    if(exists){
        // Upload the file to Google Cloud Storage

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express-offline.js

GitHub: john-doherty/express-offline

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// construct path to offline file matching this request
var filename = path.resolve(path.join(resourcePath, nodeEnv, req.method, requestPath + extension)).toLowerCase();

// check if the file exists, if so return it, otherwise 404
fs.exists(filename).then(function (exists) {

    if (exists) {
        res.sendFile(filename);
    }

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+ 7 other calls in file

release.js

GitHub: zhangyuxi/hooks-demo

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	return exec(cmd);
} else if (releaseType == 'all' || releaseType == 'c') {
	console.log('\t copy!');

	const modulesPath = `${basePath}node_modules`;
	return fs.exists(modulesPath).then((exists) => {
		if (exists) {
			if (releaseType == 'all') {
				return fs.copy(modulesPath, `${outputPath}/node_modules`);
			}

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+ 19 other calls in file