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alt-nodejs9
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lib
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npm
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node_modules.bundled
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pacote
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files >> //opt/alt/alt-nodejs9/root/lib/node_modules/npm/node_modules.bundled/pacote/tarball.js
'use strict' const BB = require('bluebird') const cacache = require('cacache') 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') const path = require('path') const pipe = BB.promisify(require('mississippi').pipe) module.exports = tarball function tarball (spec, opts) { opts = optCheck(opts) spec = npa(spec, opts.where) const startTime = Date.now() if (opts.integrity && !opts.preferOnline) { opts.log.silly('tarball', 'checking if', opts.integrity, 'is already cached') return cacache.get.byDigest(opts.cache, opts.integrity).then(data => { if (data) { opts.log.silly('tarball', `cached content available for ${spec} (${Date.now() - startTime}ms)`) return data } else { return getStream.buffer(tarballByManifest(startTime, spec, opts)) } }) } else { opts.log.silly('tarball', `no integrity hash provided for ${spec} - fetching by manifest`) return getStream.buffer(tarballByManifest(startTime, spec, opts)) } } module.exports.stream = tarballStream function tarballStream (spec, opts) { opts = optCheck(opts) spec = npa(spec, opts.where) const startTime = Date.now() if (opts.integrity && !opts.preferOnline) { opts.log.silly('tarball', 'checking if', opts.integrity, 'is already cached') return cacache.get.hasContent(opts.cache, opts.integrity).then(info => { if (info) { opts.log.silly('tarball', `cached content available for ${spec} (${Date.now() - startTime}ms)`) return cacache.get.stream.byDigest(opts.cache, opts.integrity, opts) } else { return tarballByManifest(startTime, spec, opts) } }) } else { opts.log.silly('tarball', `no integrity hash provided for ${spec} - fetching by manifest`) return tarballByManifest(startTime, spec, opts) } } module.exports.toFile = tarballToFile function tarballToFile (spec, dest, opts) { opts = optCheck(opts) spec = npa(spec, opts.where) const startTime = Date.now() return mkdirp(path.dirname(dest)).then(() => { if (opts.integrity && !opts.preferOnline) { opts.log.silly('tarball', 'checking if', opts.integrity, 'is already cached') return cacache.get.copy.byDigest(opts.cache, opts.integrity, dest, opts) .then(() => { opts.log.silly('tarball', `cached content for ${spec} copied (${Date.now() - startTime}ms)`) }, err => { if (err.code === 'ENOENT') { return pipe( tarballByManifest(startTime, spec, opts), fs.createWriteStream(dest) ) } else { throw err } }) } else { opts.log.silly('tarball', `no integrity hash provided for ${spec} - fetching by manifest`) return pipe( tarballByManifest(startTime, spec, opts), fs.createWriteStream(dest) ) } }) } let fetch function tarballByManifest (start, spec, opts) { if (!fetch) { fetch = require('./lib/fetch') } return fetch.tarball(spec, opts).on('end', () => { opts.log.silly('tarball', `${spec} done in ${Date.now() - start}ms`) }) }
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