fix: vendor/osx/7za seems to be broken

Closes electron-userland#296

.travis.yml

@@ -26,8 +26,10 @@ addons:
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update ; fi
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install gnu-tar dpkg libicns graphicsmagick git-lfs; fi
-  - git-lfs pull
+  - git lfs pull
   - gem install --no-rdoc --no-ri fpm
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then curl -L https://github.com/github/git-lfs/releases/download/v1.1.2/git-lfs-linux-amd64-1.1.2.tar.gz | tar -xz; fi
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then git-lfs-1.1.2/git-lfs pull; fi
 
 install:
 - nvm install $NODE_VERSION

package.json

@@ -67,11 +67,11 @@
     "progress-stream": "^1.2.0",
     "read-package-json": "^2.0.3",
     "source-map-support": "^0.4.0",
-    "tmp": "0.0.28",
-    "7zip-bin": "0.0.1"
+    "tmp": "0.0.28"
   },
   "optionalDependencies": {
-    "appdmg": "^0.3.6"
+    "appdmg": "^0.3.6",
+    "7zip-bin": "0.0.2"
   },
   "devDependencies": {
     "ava-tf": "^0.12.4-beta.6",

src/builder.ts

@@ -40,7 +40,7 @@ export async function build(originalOptions?: BuildOptions): Promise<void> {
     options.dist = true
   }
   else if (options.dist === undefined) {
-    options.dist = lifecycleEvent === "dist" || lifecycleEvent === "build" || lifecycleEvent.startsWith("dist:")
+    options.dist = lifecycleEvent === "dist" || lifecycleEvent === "build" || (lifecycleEvent != null && lifecycleEvent.startsWith("dist:"))
   }
 
   let isPublishOptionGuessed = false