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Current Path: /lib/node_modules/npm/node_modules/libnpx

lib / node_modules / npm / node_modules / libnpx /

ðŸ“ ..
ðŸ“„ CHANGELOG.md(27.48 KB)
ðŸ“„ LICENSE.md(755 B)
ðŸ“„ README.md(6.31 KB)
ðŸ“„ auto-fallback.js(1.51 KB)
ðŸ“„ child.js(2.2 KB)
ðŸ“„ get-prefix.js(1.23 KB)
ðŸ“„ index.js(12.62 KB)
ðŸ“„ libnpx.1(6.7 KB)
ðŸ“ locales
ðŸ“„ package.json(2.59 KB)
ðŸ“„ parse-args.js(7.1 KB)
ðŸ“„ util.js(390 B)
ðŸ“„ y.js(490 B)

Editing: get-prefix.js

'use strict'

const promisify = require('./util.js').promisify

const path = require('path')
const statAsync = promisify(require('fs').stat)

module.exports = getPrefix
function getPrefix (root) {
  const original = root = path.resolve(root)
  while (path.basename(root) === 'node_modules') {
    root = path.dirname(root)
  }
  if (original !== root) {
    return Promise.resolve(root)
  } else {
    return Promise.resolve(getPrefixFromTree(root))
  }
}

function getPrefixFromTree (current) {
  if (isRootPath(current, process.platform)) {
    return false
  } else {
    return Promise.all([
      fileExists(path.join(current, 'package.json')),
      fileExists(path.join(current, 'node_modules'))
    ]).then(args => {
      const hasPkg = args[0]
      const hasModules = args[1]
      if (hasPkg || hasModules) {
        return current
      } else {
        return getPrefixFromTree(path.dirname(current))
      }
    })
  }
}

module.exports._fileExists = fileExists
function fileExists (f) {
  return statAsync(f).catch(err => {
    if (err.code !== 'ENOENT') {
      throw err
    }
  })
}

module.exports._isRootPath = isRootPath
function isRootPath (p, platform) {
  return platform === 'win32'
    ? p.match(/^[a-z]+:[/\\]?$/i)
    : p === '/'
}

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Editing: get-prefix.js

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