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next.js/server/build/plugins/unlink-file-plugin.js
Samatar 56998a6193 Remove mz-fs and glob-promise (#4026)
* Remove mz and add promisify util

* Remove glob-promise and promisify glob

* Use access instead of exists

* Use promisify for access
2018-03-30 20:29:42 +05:30

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JavaScript

import { join } from 'path'
import promisify from '../../lib/promisify'
import fs from 'fs'
import { IS_BUNDLED_PAGE } from '../../utils'
const unlink = promisify(fs.unlink)
export default class UnlinkFilePlugin {
constructor () {
this.prevAssets = {}
}
apply (compiler) {
compiler.plugin('after-emit', (compilation, callback) => {
const removed = Object.keys(this.prevAssets)
.filter((a) => IS_BUNDLED_PAGE.test(a) && !compilation.assets[a])
this.prevAssets = compilation.assets
Promise.all(removed.map(async (f) => {
const path = join(compiler.outputPath, f)
try {
await unlink(path)
} catch (err) {
if (err.code === 'ENOENT') return
throw err
}
}))
.then(() => callback(), callback)
})
}
}