Parameter #1 $pattern of static method Composer\Pcre\Preg::isMatch() expects non-empty-string, string given.

Method Composer\Package\BasePackage::packageNameToRegexp() should return non-empty-string but returns string.

Method Composer\Package\BasePackage::packageNamesToRegexp() should return non-empty-string but returns string.

Parameter #1 $request of class Composer\Util\Http\Response constructor expects array{url: non-empty-string, options?: array, copyTo?: string|null}, array{url: string} given.

Parameter #1 $expectations of method Composer\Test\Mock\HttpDownloaderMock::expects() expects array<array{url: non-empty-string, options?: array, status?: int, body?: string, headers?: list<string>}>, array{array{url: string, body: '{}'}} given.

Parameter #1 $expectations of method Composer\Test\Mock\HttpDownloaderMock::expects() expects array<array{url: non-empty-string, options?: array, status?: int, body?: string, headers?: list<string>}>, array{array{url: string, status: 401}} given.

Parameter #1 $expectations of method Composer\Test\Mock\HttpDownloaderMock::expects() expects array<array{url: non-empty-string, options?: array, status?: int, body?: string, headers?: list<string>}>, array{array{url: string, body: string}} given.