composer.json

{
    "name": "joachim-n/drupal-core-development-project",
    "description": "Composer project for developing Drupal core",
    "type": "project",
    "license": "GPL-2.0-or-later",
    "repositories": [
        {
            "type": "path",
            "url": "repos/drupal",
            "options": {
                "symlink": true
            }
        },
        {
            "type": "path",
            "url": "repos/drupal/core"
        },
        {
            "type": "path",
            "url": "repos/drupal/composer/Plugin/ProjectMessage"
        },
        {
            "type": "path",
            "url": "repos/drupal/composer/Plugin/VendorHardening"
        },
        {
            "type": "composer",
            "url": "https://packages.drupal.org/8"
        }
    ],
    "require": {
        "composer/installers": "^1.9",
        "drupal/core-composer-scaffold": "*",
        "drupal/drupal": "*",
        "drupal/core": "*",
        "drupal/core-dev": "*",
        "drush/drush": "^10.3.6",
        "phpspec/prophecy-phpunit": "*",
        "symfony/var-dumper": "^4.4 | ^5.1"
    },
    "minimum-stability": "dev",
    "prefer-stable": true,
    "config": {
        "sort-packages": true
    },
    "scripts": {
        "post-root-package-install": [
            "DrupalGitCloneProject\\ComposerScripts::postRootPackageInstall"
        ],
        "post-drupal-scaffold-cmd": [
            "DrupalGitCloneProject\\ComposerScripts::postDrupalScaffold"
        ]
    },
    "autoload": {
        "psr-4": {
            "DrupalGitCloneProject\\": "src/"
        }
    },
    "extra": {
        "drupal-scaffold": {
            "locations": {
                "web-root": "web/"
            }
        },
        "installer-paths": {
            "web/core": [
                "type:drupal-core"
            ],
            "web/libraries/{$name}": [
                "type:drupal-library"
            ],
            "web/modules/contrib/{$name}": [
                "type:drupal-module"
            ],
            "web/profiles/contrib/{$name}": [
                "type:drupal-profile"
            ],
            "web/themes/contrib/{$name}": [
                "type:drupal-theme"
            ],
            "drush/Commands/contrib/{$name}": [
                "type:drupal-drush"
            ],
            "web/modules/custom/{$name}": [
                "type:drupal-custom-module"
            ],
            "web/themes/custom/{$name}": [
                "type:drupal-custom-theme"
            ]
        }
    }
}