'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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locales | Folder | 0755 |
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CHANGELOG.md | File | 27.48 KB | 0644 |
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LICENSE.md | File | 755 B | 0644 |
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README.md | File | 6.31 KB | 0644 |
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auto-fallback.js | File | 1.51 KB | 0644 |
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child.js | File | 2.2 KB | 0644 |
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get-prefix.js | File | 1.23 KB | 0644 |
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index.js | File | 12.62 KB | 0644 |
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libnpx.1 | File | 6.7 KB | 0644 |
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package.json | File | 9.18 KB | 0644 |
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parse-args.js | File | 7.1 KB | 0644 |
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util.js | File | 390 B | 0644 |
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y.js | File | 490 B | 0644 |
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