Manage Composer Packages in laravel

add_new_composer_entries.php

use Nadar\PhpComposerReader\ComposerReader;
use Nadar\PhpComposerReader\RequireSection;

// Instantiate ComposerReader
$reader = new ComposerReader(base_path('composer.json'));
// Instantiate  RequireSection
$section = new RequireSection($reader);

// get current content of require section in composer.json
$packages = $reader->contentSection('require',$section)

// packages to be added
$new_packages = ['beyondcode/laravel-websockets' => '^1.1'];

// merge to new array
$packages = array_merge($packages,$new_packages);

// update the require section in composer.json
$reader->updateSection('require', $packages);

// check if the reader instance has the new updated section
$reader->getContent();

// finally save it
$reader->save();

requirements.txt

composer require nadar/php-composer-reader

result.diff

diff --git a/composer.json b/composer.json
index 8e2b2d7..e3084ee 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,8 @@
         "php": "^7.1.3",
         "fideloper/proxy": "^4.0",
         "laravel/framework": "5.8.*",
-        "laravel/tinker": "^1.0"
+        "laravel/tinker": "^1.0",
+        "beyondcode/laravel-websockets": "^1.1"
     },
     "require-dev": {
         "beyondcode/laravel-dump-server": "^1.0",
@@ -59,4 +60,4 @@
             "@php artisan key:generate --ansi"
         ]
     }
-}
+}
\ No newline at end of file