update packages to latest version

node_modules/npm/lib/pack.js

@@ -0,0 +1,69 @@
+// npm pack <pkg>
+// Packs the specified package into a .tgz file, which can then
+// be installed.
+
+module.exports = pack
+
+var npm = require("./npm.js")
+  , install = require("./install.js")
+  , cache = require("./cache.js")
+  , fs = require("graceful-fs")
+  , chain = require("slide").chain
+  , path = require("path")
+  , cwd = process.cwd()
+  , writeStreamAtomic = require('fs-write-stream-atomic')
+  , cachedPackageRoot = require("./cache/cached-package-root.js")
+
+pack.usage = "npm pack <pkg>"
+
+// if it can be installed, it can be packed.
+pack.completion = install.completion
+
+function pack (args, silent, cb) {
+  if (typeof cb !== "function") cb = silent, silent = false
+
+  if (args.length === 0) args = ["."]
+
+  chain(args.map(function (arg) { return function (cb) {
+    pack_(arg, cb)
+  }}), function (er, files) {
+    if (er || silent) return cb(er, files)
+    printFiles(files, cb)
+  })
+}
+
+function printFiles (files, cb) {
+  files = files.map(function (file) {
+    return path.relative(cwd, file)
+  })
+  console.log(files.join("\n"))
+  cb()
+}
+
+// add to cache, then cp to the cwd
+function pack_ (pkg, cb) {
+  cache.add(pkg, null, null, false, function (er, data) {
+    if (er) return cb(er)
+
+    // scoped packages get special treatment
+    var name = data.name
+    if (name[0] === "@") name = name.substr(1).replace(/\//g, "-")
+    var fname = name + "-" + data.version + ".tgz"
+
+    var cached = path.join(cachedPackageRoot(data), "package.tgz")
+      , from = fs.createReadStream(cached)
+      , to = writeStreamAtomic(fname)
+      , errState = null
+
+    from.on("error", cb_)
+    to.on("error", cb_)
+    to.on("close", cb_)
+    from.pipe(to)
+
+    function cb_ (er) {
+      if (errState) return
+      if (er) return cb(errState = er)
+      cb(null, fname)
+    }
+  })
+}