{
    "name": "daagmbh/mailer",
    "description": "This mailer library eases the definition and sending of mails in multiple languages in a PHP application.",
    "type": "library",
    "license": "MIT",
    "authors": [
        {
            "name": "Markus Fasselt",
            "email": "markus.fasselt@gmail.com"
        }
    ],
    "require": {
        "php": ">=7.0",
        "symfony/event-dispatcher": "^2.7|^3.0"
    },
    "require-dev": {
        "phpunit/phpunit": "~6.0"
    },
    "suggest": {
        "symfony/translation": "^2.7|^3.0",
        "twig/twig": "^1.0|^2.0",
        "swiftmailer/swiftmailer": "^5.4"
    },
    "autoload": {
        "psr-4": {
            "Daa\\Library\\Mail\\": "src"
        }
    }
}

{
    "name": "daagmbh/mailer",
    "description": "This mailer library eases the definition and sending of mails in multiple languages in a PHP application.",
    "type": "library",
    "license": "MIT",
    "authors": [
        {
            "name": "Markus Fasselt",
            "email": "markus.fasselt@gmail.com"
        }
    ],
    "require": {
        "php": ">=7.0",
        "symfony/event-dispatcher": "^2.7|^3.0|^4.0",
        "symfony/translation": "^4.1",
        "twig/twig": "^2.4",
        "swiftmailer/swiftmailer": "^6.0"
    },
    "require-dev": {
        "phpunit/phpunit": "~6.0"
    },
    "suggest": {
        "symfony/translation": "^2.7|^3.0|^4.0",
        "twig/twig": "^1.0|^2.0",
        "swiftmailer/swiftmailer": "^5.4|^6.0"
    },
    "autoload": {
        "psr-4": {
            "Daa\\Library\\Mail\\": "src"
        }
    }
}

Make mailer compatible to Symfony 4.0
Make mailer compatible to Symfony 4.0
