/**
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* @module file-set
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*/
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const glob = require('glob')
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const arrayify = require('array-back')
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/**
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* @param {string | string[]} - One or more file paths or glob expressions to inspect.
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* @alias module:file-set
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*/
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class FileSet {
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constructor (patternList) {
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/**
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* The existing files found
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* @type {string[]}
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*/
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this.files = []
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/**
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* The existing directories found
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* @type {string[]}
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*/
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this.dirs = []
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/**
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* Paths which were not found
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* @type {string[]}
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*/
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this.notExisting = []
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this.add(patternList)
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}
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/**
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* Add file patterns to the set.
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* @param files {string|string[]} - One or more file paths or glob expressions to inspect.
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*/
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add (files) {
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const fs = require('fs')
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files = arrayify(files)
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for (const file of files) {
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try {
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const stat = fs.statSync(file)
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if (stat.isFile()) {
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if (this.files.indexOf(file) === -1) this.files.push(file)
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} else if (stat.isDirectory()) {
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if (this.dirs.indexOf(file) === -1) this.dirs.push(file)
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}
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} catch (err) {
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if (err.code === 'ENOENT') {
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const found = glob.sync(file, { mark: true })
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if (found.length) {
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for (const match of found) {
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if (match.endsWith('/')) {
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if (this.dirs.indexOf(match) === -1) this.dirs.push(match)
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} else {
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if (this.files.indexOf(match) === -1) this.files.push(match)
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}
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}
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} else {
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if (this.notExisting.indexOf(file) === -1) this.notExisting.push(file)
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}
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} else {
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throw err
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}
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}
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}
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}
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}
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module.exports = FileSet
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