1 files changed, 34 insertions, 0 deletions
diff --git a/vendor/open-telemetry/sdk/Common/Future/FutureInterface.php b/vendor/open-telemetry/sdk/Common/Future/FutureInterface.php
new file mode 100644
index 000000000..850699bf6
--- /dev/null
+++ b/vendor/open-telemetry/sdk/Common/Future/FutureInterface.php
@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\SDK\Common\Future;
+
+use Closure;
+
+/**
+ * @template-covariant T
+ */
+interface FutureInterface
+{
+    /**
+     * @psalm-return T
+     */
+    public function await();
+
+    /**
+     * @psalm-template U
+     * @psalm-param Closure(T): U $closure
+     * @psalm-return FutureInterface<U>
+     *
+     * @psalm-suppress InvalidTemplateParam
+     */
+    public function map(Closure $closure): FutureInterface;
+
+    /**
+     * @psalm-template U
+     * @psalm-param Closure(\Throwable): U $closure
+     * @psalm-return FutureInterface<T|U>
+     */
+    public function catch(Closure $closure): FutureInterface;
+}