composer.json

{
    "name": "symfony/polyfill",
    "type": "library",
    "description": "Symfony polyfills backporting features to lower PHP versions",
    "keywords": ["polyfill", "shim", "compat", "compatibility"],
    "homepage": "https://symfony.com",
    "license": "MIT",
    "authors": [
        {
            "name": "Nicolas Grekas",
            "email": "p@tchwork.com"
        },
        {
            "name": "Symfony Community",
            "homepage": "https://symfony.com/contributors"
        }
    ],
    "require": {
        "php": ">=5.3.3",
        "ircmaxell/password-compat": "~1.0",
        "paragonie/random_compat": "~1.0|~2.0",
        "symfony/intl": "~2.3|~3.0"
    },
    "replace": {
        "symfony/polyfill-apcu": "self.version",
        "symfony/polyfill-php54": "self.version",
        "symfony/polyfill-php55": "self.version",
        "symfony/polyfill-php56": "self.version",
        "symfony/polyfill-php70": "self.version",
        "symfony/polyfill-php71": "self.version",
        "symfony/polyfill-iconv": "self.version",
        "symfony/polyfill-intl-grapheme": "self.version",
        "symfony/polyfill-intl-icu": "self.version",
        "symfony/polyfill-intl-normalizer": "self.version",
        "symfony/polyfill-mbstring": "self.version",
        "symfony/polyfill-util": "self.version",
        "symfony/polyfill-xml": "self.version"
    },
    "autoload": {
        "psr-4": { "Symfony\\Polyfill\\": "src/" },
        "files": [
            "src/Apcu/bootstrap.php",
            "src/Php54/bootstrap.php",
            "src/Php55/bootstrap.php",
            "src/Php56/bootstrap.php",
            "src/Php70/bootstrap.php",
            "src/Php71/bootstrap.php",
            "src/Iconv/bootstrap.php",
            "src/Intl/Grapheme/bootstrap.php",
            "src/Intl/Icu/bootstrap.php",
            "src/Intl/Normalizer/bootstrap.php",
            "src/Mbstring/bootstrap.php",
            "src/Xml/bootstrap.php"
        ],
        "classmap": [
            "src/Intl/Normalizer/Resources/stubs",
            "src/Php70/Resources/stubs",
            "src/Php54/Resources/stubs"
        ]
    },
    "minimum-stability": "dev",
    "extra": {
        "branch-alias": {
            "dev-master": "1.3-dev"
        }
    }
}