Dumper::dumpObject() refactoring

Author: dg

src/PhpGenerator/Dumper.php

@@ -139,9 +139,9 @@ private function dumpArray(array &$var, array $parents, int $level, int $column)
 	private function dumpObject(object $var, array $parents, int $level): string
 	{
 		$class = $var::class;
-		if (method_exists($var, '__serialize')) {
-			$data = $this->dump($var->__serialize());
-			return '\\' . self::class . "::createObject(\\$class::class, $data)";
+
+		if (in_array($class, [\DateTime::class, \DateTimeImmutable::class], true)) {
+			return $this->format("new \\$class(?, new \\DateTimeZone(?))", $var->format('Y-m-d H:i:s.u'), $var->getTimeZone()->getName());
 
 		} elseif ($var instanceof \Serializable) { // deprecated
 			return 'unserialize(' . $this->dumpString(serialize($var)) . ')';
@@ -158,29 +158,28 @@ private function dumpObject(object $var, array $parents, int $level): string
 			}
 
 			throw new Nette\InvalidArgumentException('Cannot dump closure.');
-		}
 
-		if ((new \ReflectionObject($var))->isAnonymous()) {
+		} elseif ((new \ReflectionObject($var))->isAnonymous()) {
 			throw new Nette\InvalidArgumentException('Cannot dump anonymous class.');
 
-		} elseif (in_array($class, [\DateTime::class, \DateTimeImmutable::class], true)) {
-			return $this->format("new \\$class(?, new \\DateTimeZone(?))", $var->format('Y-m-d H:i:s.u'), $var->getTimeZone()->getName());
+		} elseif ($level > $this->maxDepth || in_array($var, $parents, true)) {
+			throw new Nette\InvalidArgumentException('Nesting level too deep or recursive dependency.');
 		}
 
-		$arr = (array) $var;
-		$space = str_repeat($this->indentation, $level);
-
-		if ($level > $this->maxDepth || in_array($var, $parents, true)) {
-			throw new Nette\InvalidArgumentException('Nesting level too deep or recursive dependency.');
+		if (method_exists($var, '__serialize')) {
+			$arr = $var->__serialize();
+		} else {
+			$arr = (array) $var;
+			if (method_exists($var, '__sleep')) {
+				foreach ($var->__sleep() as $v) {
+					$props[$v] = $props["\x00*\x00$v"] = $props["\x00$class\x00$v"] = true;
+				}
+			}
 		}
 
+		$space = str_repeat($this->indentation, $level);
 		$out = "\n";
 		$parents[] = $var;
-		if (method_exists($var, '__sleep')) {
-			foreach ($var->__sleep() as $v) {
-				$props[$v] = $props["\x00*\x00$v"] = $props["\x00$class\x00$v"] = true;
-			}
-		}
 
 		foreach ($arr as $k => &$v) {
 			if (!isset($props) || isset($props[$k])) {
@@ -195,7 +194,7 @@ private function dumpObject(object $var, array $parents, int $level): string
 		$out .= $space;
 		return $class === \stdClass::class
 			? "(object) [$out]"
-			: '\\' . self::class . "::createObject('$class', [$out])";
+			: '\\' . self::class . "::createObject(\\$class::class, [$out])";
 	}
 
 

tests/PhpGenerator/Dumper.dump().phpt

@@ -86,7 +86,7 @@ class Test
 }
 
 Assert::same(
-	"\\Nette\\PhpGenerator\\Dumper::createObject('Test', [\n\t'a' => 1,\n\t\"\\x00*\\x00b\" => 2,\n\t\"\\x00Test\\x00c\" => 3,\n])",
+	"\\Nette\\PhpGenerator\\Dumper::createObject(\\Test::class, [\n\t'a' => 1,\n\t\"\\x00*\\x00b\" => 2,\n\t\"\\x00Test\\x00c\" => 3,\n])",
 	$dumper->dump(new Test),
 );
 Assert::equal(new Test, eval('return ' . $dumper->dump(new Test) . ';'));
@@ -112,8 +112,8 @@ class Test2 extends Test
 
 Assert::same(
 	PHP_VERSION_ID < 80100
-		? "\\Nette\\PhpGenerator\\Dumper::createObject('Test2', [\n\t\"\\x00Test2\\x00c\" => 4,\n\t'a' => 1,\n\t\"\\x00*\\x00b\" => 2,\n])"
-		: "\\Nette\\PhpGenerator\\Dumper::createObject('Test2', [\n\t'a' => 1,\n\t\"\\x00*\\x00b\" => 2,\n\t\"\\x00Test2\\x00c\" => 4,\n])",
+		? "\\Nette\\PhpGenerator\\Dumper::createObject(\\Test2::class, [\n\t\"\\x00Test2\\x00c\" => 4,\n\t'a' => 1,\n\t\"\\x00*\\x00b\" => 2,\n])"
+		: "\\Nette\\PhpGenerator\\Dumper::createObject(\\Test2::class, [\n\t'a' => 1,\n\t\"\\x00*\\x00b\" => 2,\n\t\"\\x00Test2\\x00c\" => 4,\n])",
 	$dumper->dump(new Test2),
 );
 Assert::equal(new Test2, eval('return ' . $dumper->dump(new Test2) . ';'));
@@ -188,7 +188,7 @@ class TestSer
 
 
 $dumper = new Dumper;
-Assert::same('\Nette\PhpGenerator\Dumper::createObject(\TestSer::class, [\'a\', \'b\'])', $dumper->dump(new TestSer));
+Assert::same("\\Nette\\PhpGenerator\\Dumper::createObject(\\TestSer::class, [\n\t0 => 'a',\n\t1 => 'b',\n])", $dumper->dump(new TestSer));
 Assert::equal(new TestSer, eval('return ' . $dumper->dump(new TestSer) . ';'));
 
 
@@ -207,7 +207,7 @@ Assert::same(
 	$dumper->dump(new DateTimeImmutable('2016-06-22 20:52:43.1234', new DateTimeZone('Europe/Prague'))),
 );
 same(
-	"\\Nette\\PhpGenerator\\Dumper::createObject('TestDateTime', [
+	"\\Nette\\PhpGenerator\\Dumper::createObject(\\TestDateTime::class, [
 	'date' => '2016-06-22 20:52:43.123400',
 	'timezone_type' => 3,
 	'timezone' => 'Europe/Prague',