🐛 Fix bug if .env file has blank lines

Author: cba85

example/.env

@@ -1,3 +1,46 @@
-APP_ENV=local
-APP_NAME=test
-APP_URL=http://127.0.0.1:8000
+APP_KEY=base64:r3+xqqP4xWdHA12rkvvQ9DU0Yelu3IJ3J0FunukCor0=
+APP_DEBUG=true
+APP_URL=http://localhost
+LOG_CHANNEL=stack
+LOG_LEVEL=debug
+
+DB_CONNECTION=mysql
+DB_HOST=127.0.0.1
+DB_PORT=3306
+DB_DATABASE=laravel
+DB_USERNAME=root
+DB_PASSWORD=
+
+BROADCAST_DRIVER=log
+CACHE_DRIVER=file
+QUEUE_CONNECTION=sync
+SESSION_DRIVER=file
+SESSION_LIFETIME=120
+
+MEMCACHED_HOST=127.0.0.1
+
+REDIS_HOST=127.0.0.1
+REDIS_PASSWORD=null
+REDIS_PORT=6379
+
+MAIL_MAILER=smtp
+MAIL_HOST=mailhog
+MAIL_PORT=1025
+MAIL_USERNAME=null
+MAIL_PASSWORD=null
+MAIL_ENCRYPTION=null
+MAIL_FROM_ADDRESS=null
+MAIL_FROM_NAME="${APP_NAME}"
+
+AWS_ACCESS_KEY_ID=
+AWS_SECRET_ACCESS_KEY=
+AWS_DEFAULT_REGION=us-east-1
+AWS_BUCKET=
+
+PUSHER_APP_ID=
+PUSHER_APP_KEY=
+PUSHER_APP_SECRET=
+PUSHER_APP_CLUSTER=mt1
+
+MIX_PUSHER_APP_KEY="${PUSHER_APP_KEY}"
+MIX_PUSHER_APP_CLUSTER="${PUSHER_APP_CLUSTER}"

src/HerokuDotenv.php

@@ -89,7 +89,7 @@ public function pull()
         unset($dotenvVars[0]); // Remove first line
 
         foreach ($dotenvVars as $dotenvVarsKey => $dotenvVar) {
-            $vars = explode(': ', $dotenvVar);
+            $vars = explode(': ', $dotenvVar, 2);
             foreach ($vars as $key => $var) {
                 if (empty($var)) {
                     unset($dotenvVars[$dotenvVarsKey]); // Remove last line
@@ -113,10 +113,12 @@ public function checkDotenvVariables(): bool
         $dotenvVars = explode("\n", $this->dotenvFileContents);
 
         foreach ($dotenvVars as $dotenvVar) {
-            $dotenvValues = explode('=', $dotenvVar);
+            if (!empty($dotenvVar)) {
+                $dotenvValues = explode('=', $dotenvVar, 2);
 
-            if (!isset($dotenvValues[1])) {
-                return false;
+                if (!isset($dotenvValues[1])) {
+                    return false;
+                }
             }
         }