19 lines
467 B
JavaScript
19 lines
467 B
JavaScript
'use strict'
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var exec = require('child_process').exec
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var unlink = require('fs').unlinkSync
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module.exports = function (pkg, cb) {
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if (!pkg.name) return cb(new Error('Package must have a name'))
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exec('npm show ' + pkg.name + ' version', function(err, stdout, stderr) {
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if (err) unlink('./npm-debug.log')
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if (err && /is not in the npm registry/m.test(stderr)) return cb(null, null, true)
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if (err) return cb(err)
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cb(null, stdout.trim())
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})
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}
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