build: replace electron-download with @electron/get

README.md

@@ -385,7 +385,7 @@ The project's configured to run automated tests on CircleCI.
 
 If you wish to manually test the module, first comment out `opts.identity` in `test/basic.js` to enable auto discovery. Then run the command `npm test` from the dev directory.
 
-When this command is run for the first time: `electron-download` will download macOS Electron releases defined in `test/config.json`, and save to `~/.electron/`, which might take up less than 1GB of disk space.
+When this command is run for the first time: `@electron/get` will download macOS Electron releases defined in `test/config.json` and save to `~/Library/Caches/electron/`, which might take up less than 1GB of disk space.
 
 A successful testing should look something like:
 
@@ -398,7 +398,7 @@ $ npm test
 > electron-osx-sign@0.4.15 test electron-osx-sign
 > standard && tape test
 
-Calling electron-download before running tests...
+Downloading Electron prebuilt binaries before running tests...
 Running tests...
 TAP version 13
 # setup

package.json

@@ -26,7 +26,7 @@
     "plist": "^3.0.1"
   },
   "devDependencies": {
-    "electron-download": "^4.1.0",
+    "@electron/get": "^1.9.0",
     "eslint": "^4.2.0",
     "eslint-config-eslint": "^4.0.0",
     "extract-zip": "^1.6.5",

test/index.js

@@ -9,7 +9,7 @@ series([
     child.exec('which codesign', cb)
   },
   function (cb) {
-    console.log('Calling electron-download before running tests...')
+    console.log('Downloading Electron prebuilt binaries before running tests...')
     util.downloadElectrons(cb)
   }
 ], function (err) {

test/util.js

@@ -1,7 +1,7 @@
 var path = require('path')
 var test = require('tape')
 
-var download = require('electron-download')
+const { download } = require('@electron/get')
 var mkdirp = require('mkdirp')
 var rimraf = require('rimraf')
 var series = require('run-series')
@@ -45,10 +45,9 @@ exports.generateAppPath = function getExtractName (release) {
 exports.downloadElectrons = function downloadElectrons (callback) {
   series(releases.map(function (release) {
     return function (cb) {
-      download(release, function (err, zipPath) {
-        if (err) return callback(err)
-        extract(zipPath, {dir: path.join(WORK_CWD, exports.generateReleaseName(release))}, cb)
-      })
+      download(release)
+        .then(zipPath => extract(zipPath, {dir: path.join(WORK_CWD, exports.generateReleaseName(release))}, cb))
+        .catch(cb)
     }
   }), callback)
 }