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'use strict'
const { promisify } = require('util')
const fs = require('./wrapped-fs')
const glob = promisify(require('glob'))
async function determineFileType (filename) {
const stat = await fs.lstat(filename)
if (stat.isFile()) {
return { type: 'file', stat }
} else if (stat.isDirectory()) {
return { type: 'directory', stat }
} else if (stat.isSymbolicLink()) {
return { type: 'link', stat }
}
}
module.exports = async function (dir, options) {
const metadata = {}
const crawled = await glob(dir, options)
const results = await Promise.all(crawled.map(async filename => [filename, await determineFileType(filename)]))
const links = []
const filenames = results.map(([filename, type]) => {
if (type) {
metadata[filename] = type
if (type.type === 'link') links.push(filename)
}
return filename
}).filter((filename) => {
// Newer glob can return files inside symlinked directories, to avoid
// those appearing in archives we need to manually exclude theme here
const exactLinkIndex = links.findIndex(link => filename === link)
return links.every((link, index) => {
if (index === exactLinkIndex) return true
return !filename.startsWith(link)
})
})
return [filenames, metadata]
}
module.exports.determineFileType = determineFileType
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