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67 lines
1.7 KiB
67 lines
1.7 KiB
13 years ago
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// npm pack <pkg>
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// Packs the specified package into a .tgz file, which can then
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// be installed.
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module.exports = pack
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var npm = require("./npm.js")
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, install = require("./install.js")
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, cache = require("./cache.js")
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, output = require("./utils/output.js")
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, fs = require("graceful-fs")
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, chain = require("slide").chain
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, path = require("path")
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, relativize = require("./utils/relativize.js")
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, cwd = process.cwd()
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pack.usage = "npm pack <pkg>"
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// if it can be installed, it can be packed.
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pack.completion = install.completion
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function pack (args, silent, cb) {
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if (typeof cb !== "function") cb = silent, silent = false
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if (args.length === 0) args = ["."]
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chain(args.map(function (arg) { return function (cb) {
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pack_(arg, cb)
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}}), function (er, files) {
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if (er || silent) return cb(er, files)
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printFiles(files, cb)
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})
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}
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function printFiles (files, cb) {
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files = files.map(function (file) {
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return relativize(file, cwd)
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})
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output.write(files.join("\n"), cb)
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}
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// add to cache, then cp to the cwd
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function pack_ (pkg, cb) {
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cache.add(pkg, function (er, data) {
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if (er) return cb(er)
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var fname = path.resolve(data._id.replace(/@/g, "-") + ".tgz")
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, cached = path.resolve( npm.cache
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, data.name
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, data.version
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, "package.tgz" )
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, from = fs.createReadStream(cached)
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, to = fs.createWriteStream(fname)
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, errState = null
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from.on("error", cb_)
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to.on("error", cb_)
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to.on("close", cb_)
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from.pipe(to)
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function cb_ (er) {
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if (errState) return
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if (er) return cb(errState = er)
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cb(null, fname)
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}
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})
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}
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