Add postInstall step to restore the executable bit on scripts. (#244)

* Add postInstall step to restore the executable bit on scripts.

* Removed comma

package.json

@@ -79,7 +79,8 @@
     "test-android-unit": "yarn run docker-build-android && yarn run test-android-run-unit",
     "test-android-e2e": "yarn run docker-build-android && yarn run test-android-run-e2e",
     "build-ios-e2e": "detox build -c ios.sim.release",
-    "test-ios-e2e": "detox test -c ios.sim.release RNTester/e2e"
+    "test-ios-e2e": "detox test -c ios.sim.release RNTester/e2e",
+    "postinstall": "node scripts/postInstall.js"
   },
   "peerDependencies": {
     "react": "16.8.6"

scripts/fixmacscripts.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+# npm publish is currently performed on Windows build agents and loses the executable bit on files.
+# restore the executable bit during npm postinstall
+
+echo "Fixing the executable bit on macOS scripts"
+
+find . -iname \*.sh -exec chmod +x {} \;
+find . -iname \*.command -exec chmod +x {} \;

scripts/postInstall.js

@@ -0,0 +1,6 @@
+const child_process = require('child_process');
+
+const isMacOS = process.platform === 'darwin';
+if (isMacOS) {
+  child_process.execSync('source scripts/fixmacscripts.sh', {stdio: 'inherit'});
+}