Removing old tar.gz references

lib/files.js

@@ -88,10 +88,7 @@ var downloadAndCheck = function downloadAndCheck(url) {
 //   TODO: work for zip and other types
 var extract = function extract(fromPath) {
   return function (toPath) {
-    return tar.extract({
-        file: fromPath,
-        cwd: toPath
-    }).then(function () {
+    return tar.x(fromPath, toPath).then(function () {
       return toPath;
     });
   };

package.json

@@ -33,7 +33,8 @@
     "xhr-request-promise": "^0.1.2"
   },
   "devDependencies": {
+    "babel-cli": "^6.24.1",
     "babel-preset-es2015": "^6.24.1",
-    "babel-cli": "^6.24.1"
+    "xml2js": "^0.4.19"
   }
 }

scripts/prepareArchives.js

@@ -4,7 +4,7 @@ const files = require("./../src/files.js");
 const fs = require("fs-extra");
 const got = require("got");
 const path = require("path");
-const targz = require("tar.gz");
+const tar = require("tar");
 const xml = require("xml2js");
 
 // Downloads list of Geth releases
@@ -80,7 +80,7 @@ got("https://gethstore.blob.core.windows.net/builds?restype=container&comp=list"
           .then(([swarmPath]) => fs.rename(swarmPath, bin.swarmBinaryPath))
           .then(() => files.hash("md5")(bin.swarmBinaryPath))
           .then(binaryMD5 => archive.binaryMD5 = binaryMD5)
-          .then(() => targz().compress(bin.swarmBinaryDir, bin.swarmArchivePath))
+          .then(() => tar.c({gzip: true, file: bin.swarmArchivePath}, bin.swarmBinaryDir))
           .then(() => files.hash("md5")(bin.swarmArchivePath))
           .then(archiveMD5 => archive.archiveMD5 = archiveMD5)
           .catch(e => console.log(e));

src/files.js

@@ -10,10 +10,7 @@ const fs = require("fs-extra");
 const got = require("got");
 const mkdirp = require("mkdirp-promise");
 const path = require("path");
-
-// TODO: this lib takes 0.5s to load! Must be replaced asap.
-// Perhaps just use the unix `tar` command (cross platform?)
-const targz = require("tar.gz");
+const tar = require("tar");
 
 // String -> String ~> Promise String
 //   Downloads a file from an url to a path.
@@ -68,8 +65,7 @@ const downloadAndCheck = url => path => fileHash =>
 // String -> String ~> Promise String
 //   TODO: work for zip and other types
 const extract = fromPath => toPath =>
-  targz()
-    .extract(fromPath, toPath)
+  tar.x(fromPath, toPath)
     .then(() => toPath);
 
 // String ~> Promise String