1  #!/usr/bin/env node
 2  
 3  const rimraf = require('./')
 4  
 5  const path = require('path')
 6  
 7  const isRoot = arg => /^(\/|[a-zA-Z]:\\)$/.test(path.resolve(arg))
 8  const filterOutRoot = arg => {
 9    const ok = preserveRoot === false || !isRoot(arg)
10    if (!ok) {
11      console.error(`refusing to remove ${arg}`)
12      console.error('Set --no-preserve-root to allow this')
13    }
14    return ok
15  }
16  
17  let help = false
18  let dashdash = false
19  let noglob = false
20  let preserveRoot = true
21  const args = process.argv.slice(2).filter(arg => {
22    if (dashdash)
23      return !!arg
24    else if (arg === '--')
25      dashdash = true
26    else if (arg === '--no-glob' || arg === '-G')
27      noglob = true
28    else if (arg === '--glob' || arg === '-g')
29      noglob = false
30    else if (arg.match(/^(-+|\/)(h(elp)?|\?)$/))
31      help = true
32    else if (arg === '--preserve-root')
33      preserveRoot = true
34    else if (arg === '--no-preserve-root')
35      preserveRoot = false
36    else
37      return !!arg
38  }).filter(arg => !preserveRoot || filterOutRoot(arg))
39  
40  const go = n => {
41    if (n >= args.length)
42      return
43    const options = noglob ? { glob: false } : {}
44    rimraf(args[n], options, er => {
45      if (er)
46        throw er
47      go(n+1)
48    })
49  }
50  
51  if (help || args.length === 0) {
52    // If they didn't ask for help, then this is not a "success"
53    const log = help ? console.log : console.error
54    log('Usage: rimraf <path> [<path> ...]')
55    log('')
56    log('  Deletes all files and folders at "path" recursively.')
57    log('')
58    log('Options:')
59    log('')
60    log('  -h, --help          Display this usage info')
61    log('  -G, --no-glob       Do not expand glob patterns in arguments')
62    log('  -g, --glob          Expand glob patterns in arguments (default)')
63    log('  --preserve-root     Do not remove \'/\' (default)')
64    log('  --no-preserve-root  Do not treat \'/\' specially')
65    log('  --                  Stop parsing flags')
66    process.exit(help ? 0 : 1)
67  } else
68    go(0)