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File Content: file.js

const fsm = require('fs-minipass')
const cacache = require('cacache')
const { resolve } = require('path')
const { stat, chmod } = require('fs/promises')
const Fetcher = require('./fetcher.js')

const _exeBins = Symbol('_exeBins')
const _tarballFromResolved = Symbol.for('pacote.Fetcher._tarballFromResolved')
const _readPackageJson = Symbol.for('package.Fetcher._readPackageJson')

class FileFetcher extends Fetcher {
  constructor (spec, opts) {
    super(spec, opts)
    // just the fully resolved filename
    this.resolved = this.spec.fetchSpec
  }

get types () {
    return ['file']
  }

manifest () {
    if (this.package) {
      return Promise.resolve(this.package)
    }

// have to unpack the tarball for this.
    return cacache.tmp.withTmp(this.cache, this.opts, dir =>
      this.extract(dir)
        .then(() => this[_readPackageJson](dir))
        .then(mani => this.package = {
          ...mani,
          _integrity: this.integrity && String(this.integrity),
          _resolved: this.resolved,
          _from: this.from,
        }))
  }

[_exeBins] (pkg, dest) {
    if (!pkg.bin) {
      return Promise.resolve()
    }

return Promise.all(Object.keys(pkg.bin).map(async k => {
      const script = resolve(dest, pkg.bin[k])
      // Best effort.  Ignore errors here, the only result is that
      // a bin script is not executable.  But if it's missing or
      // something, we just leave it for a later stage to trip over
      // when we can provide a more useful contextual error.
      try {
        const st = await stat(script)
        const mode = st.mode | 0o111
        if (mode === st.mode) {
          return
        }
        await chmod(script, mode)
      } catch {
        // Ignore errors here
      }
    }))
  }

extract (dest) {
    // if we've already loaded the manifest, then the super got it.
    // but if not, read the unpacked manifest and chmod properly.
    return super.extract(dest)
      .then(result => this.package ? result
      : this[_readPackageJson](dest).then(pkg =>
        this[_exeBins](pkg, dest)).then(() => result))
  }

[_tarballFromResolved] () {
    // create a read stream and return it
    return new fsm.ReadStream(this.resolved)
  }

packument () {
    // simulate based on manifest
    return this.manifest().then(mani => ({
      name: mani.name,
      'dist-tags': {
        [this.defaultTag]: mani.version,
      },
      versions: {
        [mani.version]: {
          ...mani,
          dist: {
            tarball: `file:${this.resolved}`,
            integrity: this.integrity && String(this.integrity),
          },
        },
      },
    }))
  }
}

module.exports = FileFetcher

Name	Size	Permission
util	---	0755
bin.js	4004 bytes	0755
dir.js	3024 bytes	0644
fetcher.js	17260 bytes	0644
file.js	2684 bytes	0644
git.js	11723 bytes	0644
index.js	826 bytes	0644
registry.js	14382 bytes	0644
remote.js	2801 bytes	0644