All files / tar/lib high-level-opt.js

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'use strict'
 
// turn tar(1) style args like `C` into the more verbose things like `cwd`
 
const argmap = new Map([
  ['C', 'cwd'],
  ['f', 'file'],
  ['z', 'gzip'],
  ['P', 'preservePaths'],
  ['U', 'unlink'],
  ['strip-components', 'strip'],
  ['stripComponents', 'strip'],
  ['keep-newer', 'newer'],
  ['keepNewer', 'newer'],
  ['keep-newer-files', 'newer'],
  ['keepNewerFiles', 'newer'],
  ['k', 'keep'],
  ['keep-existing', 'keep'],
  ['keepExisting', 'keep'],
  ['m', 'noMtime'],
  ['no-mtime', 'noMtime'],
  ['p', 'preserveOwner']
])
 
const parse = module.exports = opt => opt ? Object.keys(opt).map(k => [
  argmap.has(k) ? argmap.get(k) : k, opt[k]
]).reduce((set, kv) => (set[kv[0]] = kv[1], set), Object.create(null)) : {}