1 files changed, 25 insertions, 0 deletions
diff --git a/vendor/open-telemetry/sdk/Metrics/InstrumentType.php b/vendor/open-telemetry/sdk/Metrics/InstrumentType.php
new file mode 100644
index 000000000..ae603b2fe
--- /dev/null
+++ b/vendor/open-telemetry/sdk/Metrics/InstrumentType.php
@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\SDK\Metrics;
+
+/**
+ * Instrument type.
+ *
+ * Has to be type-hinted as `string|InstrumentType` to be forward compatible.
+ */
+final class InstrumentType
+{
+    public const COUNTER = 'Counter';
+    public const UP_DOWN_COUNTER = 'UpDownCounter';
+    public const HISTOGRAM = 'Histogram';
+
+    public const ASYNCHRONOUS_COUNTER = 'AsynchronousCounter';
+    public const ASYNCHRONOUS_UP_DOWN_COUNTER = 'AsynchronousUpDownCounter';
+    public const ASYNCHRONOUS_GAUGE = 'AsynchronousGauge';
+
+    private function __construct()
+    {
+    }
+}