1 files changed, 13 insertions, 0 deletions
diff --git a/runtime/js/30_metrics.js b/runtime/js/30_metrics.js
new file mode 100644
index 000000000..d44a629cb
--- /dev/null
+++ b/runtime/js/30_metrics.js
@@ -0,0 +1,13 @@
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+
+((window) => {
+  const core = window.Deno.core;
+
+  function metrics() {
+    return core.jsonOpSync("op_metrics");
+  }
+
+  window.__bootstrap.metrics = {
+    metrics,
+  };
+})(this);