Add stub for PDO

Author: kocsismate

ext/pdo/pdo.stub.php

@@ -0,0 +1,35 @@
+<?php
+
+function pdo_drivers(): array {}
+
+class PDO {
+    public function __construct(string dsn, string username = "", string passwd = "", array options = []) {}
+
+    public function beginTransaction(): bool {}
+
+    public function commit(): bool  {}
+
+    public function errorCode(): string {}
+
+    public function errorInfo(): array {}
+
+    public function exec(string $statement): int {}
+
+    public function getAttribute(int $attribute): mixed {}
+
+    public static function getAvailableDrivers(): array {}
+
+    public function inTransaction(): bool {}
+
+    public function lastInsertId(?string $name = NULL): string {}
+
+    public function prepare(string $statement, array $driver_options = []): PDOStatement {}
+
+    public function query(string $statement): PDOStatement {}
+
+    public function quote(string $string, int $parameter_type = PDO::PARAM_STR): string {}
+
+    public function rollBack(): bool {}
+
+    public function setAttribute (int $attribute, mixed $value) : bool {}
+}