added ErrorHandlerHelper (#38)

src/SAREhub/Commons/Misc/ErrorHandlerHelper.php

@@ -0,0 +1,35 @@
+<?php
+
+
+namespace SAREhub\Commons\Misc;
+
+
+use ErrorException;
+
+class ErrorHandlerHelper
+{
+    public static function registerDefaultErrorHandler()
+    {
+        self::enableErrorReporting(E_ALL);
+        self::hideDisplayErrors();
+        self::registerErrorToExceptionHandler(E_ALL);
+    }
+
+    public static function enableErrorReporting($errorTypes)
+    {
+        ini_set('error_reporting', $errorTypes);
+    }
+
+    public static function hideDisplayErrors()
+    {
+        ini_set('display_errors', "Off");
+    }
+
+    public static function registerErrorToExceptionHandler($errorTypes = E_ALL)
+    {
+        $handler = function ($errno, $errstr, $errfile, $errline) {
+            throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
+        };
+        set_error_handler($handler, $errorTypes);
+    }
+}

tests/SAREhub/Commons/Misc/ErrorHandlerHelperTest.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace SAREhub\Commons\Misc;
+
+use PHPUnit\Framework\TestCase;
+
+class ErrorHandlerHelperTest extends TestCase
+{
+
+    public function testConvertingErrorToException()
+    {
+        ErrorHandlerHelper::registerDefaultErrorHandler();
+        $this->expectException(\ErrorException::class);
+        $this->expectExceptionMessage("Undefined variable: undefined");
+        echo $undefined;
+    }
+}