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proc
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self
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root
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lib
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node_modules
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npm
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node_modules
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pacote
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Filename :
tarball.js
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'use strict' const BB = require('bluebird') const fs = require('fs') const getStream = require('get-stream') const mkdirp = BB.promisify(require('mkdirp')) const npa = require('npm-package-arg') const optCheck = require('./lib/util/opt-check.js') const PassThrough = require('stream').PassThrough const path = require('path') const rimraf = BB.promisify(require('rimraf')) const withTarballStream = require('./lib/with-tarball-stream.js') module.exports = tarball function tarball (spec, opts) { opts = optCheck(opts) spec = npa(spec, opts.where) return withTarballStream(spec, opts, stream => getStream.buffer(stream)) } module.exports.stream = tarballStream function tarballStream (spec, opts) { opts = optCheck(opts) spec = npa(spec, opts.where) const output = new PassThrough() let hasTouchedOutput = false let lastError = null withTarballStream(spec, opts, stream => { if (hasTouchedOutput && lastError) { throw lastError } else if (hasTouchedOutput) { throw new Error('abort, abort!') } else { return new BB((resolve, reject) => { stream.on('error', reject) output.on('error', reject) output.on('error', () => { hasTouchedOutput = true }) output.on('finish', resolve) stream.pipe(output) stream.once('data', () => { hasTouchedOutput = true }) }).catch(err => { lastError = err throw err }) } }) .catch(err => output.emit('error', err)) return output } module.exports.toFile = tarballToFile function tarballToFile (spec, dest, opts) { opts = optCheck(opts) spec = npa(spec, opts.where) return mkdirp(path.dirname(dest)) .then(() => withTarballStream(spec, opts, stream => { return rimraf(dest) .then(() => new BB((resolve, reject) => { const writer = fs.createWriteStream(dest) stream.on('error', reject) writer.on('error', reject) writer.on('close', resolve) stream.pipe(writer) })) })) }