How to use the ensureFile function from fs-promise

index.js

GitHub: brencon/organize-photos

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.then(sortResp)
// Write last read file of each type to a metadata file in the dest
.then((resp) => {
  resp[constants.METADATA] = lastReadFiles(resp)
  const p = options.real && device
    ? fs.ensureFile(device).then(() => fs.writeJson(device, resp[constants.METADATA], {spaces: 0}))
    : Promise.resolve()
  return p.then(() => resp)
})
// Always close the exiftool stream

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+ 3 other calls in file

fileStorage.js

GitHub: hugo-cardenas/video-backupper

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function save(stream, videoItem) {
    return Promise.resolve()
        .then(() => validateVideo(videoItem))
        .then(() => getFilePath(videoItem))
        .then(filePath => {
            return fs.ensureFile(filePath)
                .then(() => filePath);
        })
        .then(fs.createWriteStream)
        .then(writeStream => pipeStream(stream, writeStream))

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