update to 3.0.0-alpha2 (build 610): refactor driver

src/Globals/global_functions.php

@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+use Psr\Log\LoggerInterface;
+use ZM\Logger\ConsoleLogger;
+
+/**
+ * 根据具体操作系统替换目录分隔符
+ *
+ * @param string $dir 目录
+ */
+function zm_dir(string $dir): string
+{
+    if (strpos($dir, 'phar://') === 0) {
+        return $dir;
+    }
+    return str_replace('/', DIRECTORY_SEPARATOR, $dir);
+}
+
+/**
+ * 获取内部错误码
+ *
+ * @param int|string $code
+ */
+function zm_internal_errcode($code): string
+{
+    return "[ErrCode:{$code}] ";
+}
+
+function zm_instance_id(): string
+{
+    if (defined('ZM_INSTANCE_ID')) {
+        return ZM_INSTANCE_ID;
+    }
+    if (!defined('ZM_START_TIME')) {
+        define('ZM_START_TIME', microtime(true));
+    }
+    $instance_id = dechex(crc32(strval(ZM_START_TIME)));
+    define('ZM_INSTANCE_ID', $instance_id);
+    return ZM_INSTANCE_ID;
+}
+
+/**
+ * 助手方法，返回一个 Logger 实例
+ */
+function logger(): LoggerInterface
+{
+    global $ob_logger;
+    if ($ob_logger === null) {
+        return new ConsoleLogger();
+    }
+    return $ob_logger;
+}
+
+/**
+ * 判断传入的数组是否为关联数组
+ */
+function is_assoc_array(array $array): bool
+{
+    return !empty($array) && array_keys($array) !== range(0, count($array) - 1);
+}
+
+/**
+ * @return object
+ *
+ * TODO: 等待完善DI
+ */
+function resolve(string $class)
+{
+    return new $class();
+}