CustomPhpStanFunctionMap.php

<?php

/**
 * Our own custom function map, used to quickly correct errors in phpstan's function map.
 * This file must always be check against phpstan file to remove duplicates as phpstan keep getting corrected.
 * See: https://github.com/phpstan/phpstan-src/blob/2.1.x/resources/functionMap.php
 */

return [
    'array_combine' => ['array', 'keys'=>'array', 'values'=>'array'], // doesn't return false
    'base64_decode' => ['string|false', 'str'=>'string', 'strict='=>'bool'], // base64_decode returns false only in strict mode https://github.com/phpstan/phpstan-src/commit/cee66721266ae05f3cc052f82391d2645d74d55f
    'com_load_typelib' => ['bool', 'typelib_name'=>'string', 'case_insensitive='=>'bool'], // case_insensitive is a bool
    'sem_get' => ['resource|false', 'key'=>'int', 'max_acquire='=>'int', 'perm='=>'int', 'auto_release='=>'bool'], // auto_release is a bool
    'imap_open' => ['resource|false', 'mailbox'=>'string', 'user'=>'string', 'password'=>'string', 'flags='=>'int', 'retries='=>'int', 'options=' => 'array'], //the last 3 parameters were renamed
    'imagerotate' => ['resource|false', 'src_im'=>'resource', 'angle'=>'float', 'bgdcolor'=>'int', 'ignoretransparent='=>'bool'], //ignoretransparent is a bool instead of a int
    'imagegrabwindow' => ['GdImage|false', 'handle'=>'int', 'client_area'=>'bool'], // client_area is a bool instead of an int
    'get_headers' => ['array|false', 'url'=>'string', 'format='=>'bool', 'context='=>'resource'], // format is a bool instead of int
    'ini_set' => ['string|false', 'varname'=>'string', 'newvalue'=>'string|int|float|bool|null'], // newvalue can be many types
    'openssl_random_pseudo_bytes' => ['string', 'length'=>'int', '&strong_result='=>'bool'],

    // theses replace resource by OpenSSLAsymmetricKey
    'openssl_pkey_get_private' => ['OpenSSLAsymmetricKey|false', 'private_key'=>'OpenSSLAsymmetricKey|OpenSSLCertificate|array|string', 'passphrase='=>'null|string'],
    'openssl_pkey_get_public' => ['OpenSSLAsymmetricKey|false', 'public_key'=>'OpenSSLAsymmetricKey|OpenSSLCertificate|array|string'],
    'openssl_csr_sign' => ['resource|false', 'csr'=>'string|OpenSSLCertificateSigningRequest', 'ca_certificate'=>'string|OpenSSLCertificate|null', 'private_key'=>'OpenSSLAsymmetricKey|OpenSSLCertificate|array|string', 'days'=>'int', 'options='=>'array', 'serial='=>'int', 'serial_hex='=>'string|null'],

    'fgetcsv' => ['array|false|null', 'fp'=>'resource', 'length='=>'0|positive-int', 'delimiter='=>'string', 'enclosure='=>'string', 'escape='=>'string'], //phpstan default return type is too hard to analyse
    'preg_match_all' => ['0|positive-int|false', 'pattern'=>'string', 'subject'=>'string', '&w_subpatterns='=>'array', 'flags='=>'int', 'offset='=>'int'], // can't actually return null
    'stream_filter_prepend' => ['resource', 'stream' => 'resource', 'filtername' => 'string', 'read_write' => 'int', 'params' => 'mixed'], // params mixed instead of array
    'stream_filter_append' => ['resource', 'stream' => 'resource', 'filtername' => 'string', 'read_write' => 'int', 'params' => 'mixed'], // params mixed instead of array
    'socket_addrinfo_bind' => ['resource|false', 'addrinfo'=>'resource'], // doesn't return null
    'socket_addrinfo_connect' => ['resource|false', 'addrinfo'=>'resource'], // doesn't return null
    'socket_addrinfo_lookup' => ['AddressInfo[]|false', 'node'=>'string', 'service='=>'mixed', 'hints='=>'array'], // returns AddressInfo[], not resource[]
    'socket_create_pair' => ['bool', 'domain'=>'int', 'type'=>'int', 'protocol'=>'int', '&w_fd'=>'Socket[]'], // fd is Socket[], not resource[]

	// use_include_path is an int in 8.1-8.4 and a bool in 8.5
	'readgzfile' => ['0|positive-int|false', 'filename'=>'string', 'use_include_path='=>''],
];