composer-require-checker.config.dist.json

{
    "symbol-whitelist" : [
        "null", "true", "false",
        "static", "self", "parent",
        "array", "string", "int", 
        "float", "bool", "iterable", 
        "callable", "void", "object", 
        "mixed"
    ],
    "php-core-extensions" : [
        "Core",
        "date",
        "pcre",
        "Phar",
        "Reflection",
        "SPL",
        "standard"
    ],
    "scan-files" : []
}