fix(controller): Support native int ranges

Signed-off-by: Joas Schilling <coding@schilljs.com>

lib/private/AppFramework/Utility/ControllerMethodReflector.php

@@ -18,6 +18,8 @@ class ControllerMethodReflector implements IControllerMethodReflector {
 	private $types = [];
 	private $parameters = [];
 	private array $ranges = [];
+	private int $startLine = 0;
+	private string $file = '';
 
 	/**
 	 * @param object $object an object or classname
@@ -25,6 +27,9 @@ class ControllerMethodReflector implements IControllerMethodReflector {
 	 */
 	public function reflect($object, string $method) {
 		$reflection = new \ReflectionMethod($object, $method);
+		$this->startLine = $reflection->getStartLine();
+		$this->file = $reflection->getFileName();
+
 		$docs = $reflection->getDocComment();
 
 		if ($docs !== false) {
@@ -50,7 +55,7 @@ class ControllerMethodReflector implements IControllerMethodReflector {
 			// extract type parameter information
 			preg_match_all('/@param\h+(?P<type>\w+)\h+\$(?P<var>\w+)/', $docs, $matches);
 			$this->types = array_combine($matches['var'], $matches['type']);
-			preg_match_all('/@psalm-param\h+(?P<type>\w+)<(?P<rangeMin>(-?\d+|min)),\h*(?P<rangeMax>(-?\d+|max))>\h+\$(?P<var>\w+)/', $docs, $matches);
+			preg_match_all('/@(?:psalm-)?param\h+(\?)?(?P<type>\w+)<(?P<rangeMin>(-?\d+|min)),\h*(?P<rangeMax>(-?\d+|max))>(\|null)?\h+\$(?P<var>\w+)/', $docs, $matches);
 			foreach ($matches['var'] as $index => $varName) {
 				if ($matches['type'][$index] !== 'int') {
 					// only int ranges are possible at the moment
@@ -134,4 +139,12 @@ class ControllerMethodReflector implements IControllerMethodReflector {
 
 		return '';
 	}
+
+	public function getStartLine(): int {
+		return $this->startLine;
+	}
+
+	public function getFile(): string {
+		return $this->file;
+	}
 }

tests/lib/AppFramework/Utility/ControllerMethodReflectorTest.php

@@ -43,9 +43,21 @@ class MiddleController extends BaseController {
 	/**
 	 * @psalm-param int<-4, 42> $rangedOne
 	 * @psalm-param int<min, max> $rangedTwo
+	 * @psalm-param int<1, 6>|null $rangedThree
+	 * @psalm-param ?int<-70, -30> $rangedFour
 	 * @return void
 	 */
-	public function test4(int $rangedOne, int $rangedTwo) {
+	public function test4(int $rangedOne, int $rangedTwo, ?int $rangedThree, ?int $rangedFour) {
+	}
+
+	/**
+	 * @param int<-4, 42> $rangedOne
+	 * @param int<min, max> $rangedTwo
+	 * @param int<1, 6>|null $rangedThree
+	 * @param ?int<-70, -30> $rangedFour
+	 * @return void
+	 */
+	public function test5(int $rangedOne, int $rangedTwo, ?int $rangedThree, ?int $rangedFour) {
 	}
 }
 
@@ -132,9 +144,6 @@ class ControllerMethodReflectorTest extends \Test\TestCase {
 	public function arguments3($a, float $b, int $c, $d) {
 	}
 
-	/**
-	 * @requires PHP 7
-	 */
 	public function testReadTypeIntAnnotationsScalarTypes(): void {
 		$reader = new ControllerMethodReflector();
 		$reader->reflect(
@@ -228,7 +237,7 @@ class ControllerMethodReflectorTest extends \Test\TestCase {
 		$this->assertFalse($reader->hasAnnotation('Annotation'));
 	}
 
-	public function testRangeDetection(): void {
+	public function testRangeDetectionPsalm(): void {
 		$reader = new ControllerMethodReflector();
 		$reader->reflect('Test\AppFramework\Utility\EndController', 'test4');
 
@@ -239,5 +248,34 @@ class ControllerMethodReflectorTest extends \Test\TestCase {
 		$rangeInfo2 = $reader->getRange('rangedTwo');
 		$this->assertSame(PHP_INT_MIN, $rangeInfo2['min']);
 		$this->assertSame(PHP_INT_MAX, $rangeInfo2['max']);
+
+		$rangeInfo3 = $reader->getRange('rangedThree');
+		$this->assertSame(1, $rangeInfo3['min']);
+		$this->assertSame(6, $rangeInfo3['max']);
+
+		$rangeInfo3 = $reader->getRange('rangedFour');
+		$this->assertSame(-70, $rangeInfo3['min']);
+		$this->assertSame(-30, $rangeInfo3['max']);
+	}
+
+	public function testRangeDetectionNative(): void {
+		$reader = new ControllerMethodReflector();
+		$reader->reflect('Test\AppFramework\Utility\EndController', 'test5');
+
+		$rangeInfo1 = $reader->getRange('rangedOne');
+		$this->assertSame(-4, $rangeInfo1['min']);
+		$this->assertSame(42, $rangeInfo1['max']);
+
+		$rangeInfo2 = $reader->getRange('rangedTwo');
+		$this->assertSame(PHP_INT_MIN, $rangeInfo2['min']);
+		$this->assertSame(PHP_INT_MAX, $rangeInfo2['max']);
+
+		$rangeInfo3 = $reader->getRange('rangedThree');
+		$this->assertSame(1, $rangeInfo3['min']);
+		$this->assertSame(6, $rangeInfo3['max']);
+
+		$rangeInfo3 = $reader->getRange('rangedFour');
+		$this->assertSame(-70, $rangeInfo3['min']);
+		$this->assertSame(-30, $rangeInfo3['max']);
 	}
 }