Composer

How to upgrade from Drupal 8 to 9 with composer [blog post + screen cast]

This blogposts gives you a summary on how to upgrade to drupal 9 and fix all composer issues.

Parse error: syntax error, unexpected '|', expecting variable (T_VARIABLE) in /var/www/html/vendor/symfony/finder/Finder.php on line 57

How to fix In BootstrapHook.php line 36: Bootstrap failed. Run your command with -vvv for more information

How to fix - symfony/string v6.0.8 requires php >=8.0.2 -> your php version (7.4; overridden via config.platform, actual: 7.4.13) does not satisfy that requirement.

How to patch htaccess file in composer.json - drupal 8

A composer update of your drupal can override changes to your htaccess file. With this snippet you can patch it correctly.

How to add a javascript library to composer.json in drupal 8

It is seen as a bad practice to add complete libraries to your theme in drupal 8. You should add these as packages to your composer file.

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