refactor: Cleanup array handling

generate-spec

@@ -508,7 +508,12 @@ foreach ($routes as $route) {
 		}
 
 		$statusCodeResponses = array_filter($route->controllerMethod->responses, fn (?ControllerMethodResponse $response) => $response != null && $response->statusCode == $statusCode);
-		$headers = array_merge(...array_map(fn (ControllerMethodResponse $response) => $response->headers ?? [], $statusCodeResponses));
+		$headers = [];
+		foreach ($statusCodeResponses as $response) {
+			if ($response->headers !== null) {
+				$headers = array_merge($headers, $response->headers);
+			}
+		}
 
 		$mergedContentTypeResponses = [];
 		foreach (array_unique(array_map(fn (ControllerMethodResponse $response) => $response->contentType, array_filter($statusCodeResponses, fn (ControllerMethodResponse $response) => $response->contentType != null))) as $contentType) {

merge-specs

@@ -108,7 +108,7 @@ function rewriteRefs(array $spec): array {
 function collectCapabilities(array $spec): array {
 	$capabilities = [];
 	$readableAppID = Helpers::generateReadableAppID($spec["info"]["title"]);
-	foreach ($spec["components"]["schemas"] as $name => $schema) {
+	foreach (array_keys($spec["components"]["schemas"]) as $name) {
 		if ($name == "Capabilities" || $name == "PublicCapabilities") {
 			$capabilities[] = $readableAppID . $name;
 		}

src/ControllerMethod.php

@@ -199,7 +199,7 @@ public static function parse(string $context, array $definitions, ClassMethod $m
 			Logger::warning($context, "Summary ends with a punctuation mark");
 		}
 
-		return new ControllerMethod($parameters, array_values($responses), $returns, $responseDescriptions, $methodDescription, $methodSummary, $isDeprecated);
+		return new ControllerMethod($parameters, $responses, $returns, $responseDescriptions, $methodDescription, $methodSummary, $isDeprecated);
 	}
 
 }

src/Helpers.php

@@ -68,28 +68,31 @@ public static function mergeSchemas(array $schemas) {
 
 		$keys = [];
 		foreach ($schemas as $schema) {
-			foreach ($schema as $key => $value) {
+			foreach (array_keys($schema) as $key) {
 				$keys[] = $key;
 			}
 		}
 		$result = [];
+		/** @var string $key */
 		foreach ($keys as $key) {
 			if ($key == "required") {
-				$result["required"] = array_unique(array_merge(...array_map(function (array $schema) {
+				$required = [];
+				foreach ($schemas as $schema) {
 					if (array_key_exists("required", $schema)) {
-						return $schema["required"];
+						$required = array_merge($required, $schema["required"]);
 					}
-					return [];
-				}, $schemas)));
+				}
+				$result["required"] = array_unique($required);
 				continue;
 			}
 
-			$result[$key] = self::mergeSchemas(array_filter(array_map(function (array $schema) use ($key) {
+			$subSchemas = [];
+			foreach ($schemas as $schema) {
 				if (array_key_exists($key, $schema)) {
-					return $schema[$key];
+					$subSchemas[] = $schema[$key];
 				}
-				return null;
-			}, $schemas), fn ($schema) => $schema != null));
+			}
+			$result[$key] = self::mergeSchemas($subSchemas);
 		}
 
 		return $result;