pack-directory.patch

diff --git a/lib/pack-directory.js b/lib/pack-directory.js
index d46069c78..2ba6bfea1 100644
--- a/lib/pack-directory.js
+++ b/lib/pack-directory.js
@@ -2,13 +2,13 @@
 
 const path = require("path");
 const figgyPudding = require("figgy-pudding");
-const packlist = require("npm-packlist");
 const log = require("npmlog");
-const tar = require("tar");
 const tempWrite = require("temp-write");
 const getPacked = require("@lerna/get-packed");
 const Package = require("@lerna/package");
 const runLifecycle = require("@lerna/run-lifecycle");
+const util = require("util");
+const exec = util.promisify(require('child_process').exec);
 
 module.exports = packDirectory;
 
@@ -40,34 +40,23 @@ function packDirectory(_pkg, dir, _opts) {
     chain = chain.then(() => pkg.refresh());
   }
 
-  chain = chain.then(() => runLifecycle(pkg, "prepack", opts));
-  chain = chain.then(() => pkg.refresh());
-  chain = chain.then(() => packlist({ path: pkg.contents }));
-  chain = chain.then(files =>
-    tar.create(
-      {
-        cwd: pkg.contents,
-        prefix: "package/",
-        portable: true,
-        // Provide a specific date in the 1980s for the benefit of zip,
-        // which is confounded by files dated at the Unix epoch 0.
-        mtime: new Date("1985-10-26T08:15:00.000Z"),
-        gzip: true,
-      },
-      // NOTE: node-tar does some Magic Stuff depending on prefixes for files
-      //       specifically with @ signs, so we just neutralize that one
-      //       and any such future "features" by prepending `./`
-      files.map(f => `./${f}`)
-    )
+  // We need to call "yarn pack" to remove the "workspace:" protocol from
+  // package.json before publishing
+  chain = chain.then(() => tempWrite("", getTarballName(pkg)));
+  chain = chain.then(tarFilePath =>
+    exec("yarn pack --out " + tarFilePath, { cwd: pkg.location })
+      .then(({ stdout, stderr }) => {
+        const err = stderr.toString();
+        if (err) console.log(err);
+      })
+      .then(() => tarFilePath)
   );
-  chain = chain.then(stream => tempWrite(stream, getTarballName(pkg)));
   chain = chain.then(tarFilePath =>
-    getPacked(pkg, tarFilePath).then(packed =>
-      Promise.resolve()
-        .then(() => runLifecycle(pkg, "postpack", opts))
-        .then(() => packed)
-    )
+    Promise.resolve()
+      .then(() => pkg.refresh())
+      .then(() => tarFilePath)
   );
+  chain = chain.then(tarFilePath => getPacked(pkg, tarFilePath));
 
   return chain;
 }
@@ -81,3 +70,7 @@ function getTarballName(pkg) {
 
   return `${name}-${pkg.version}.tgz`;
 }
+
+function tap(fn) {
+  return arg => Promise.resolve(fn(arg)).then(() => arg);
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index e00ac73ff..953512b2c 100644
--- a/package.json
+++ b/package.json
@@ -31,9 +31,7 @@
     "@lerna/package": "3.16.0",
     "@lerna/run-lifecycle": "3.16.2",
     "figgy-pudding": "^3.5.1",
-    "npm-packlist": "^1.4.4",
     "npmlog": "^4.1.2",
-    "tar": "^4.4.10",
     "temp-write": "^3.4.0"
   },
   "gitHead": "bb048cb306b5cfcb039aa98f667cf3751cf0ad20"