Add SetGlobalTimeout().

To be used for a timers implementation soon.

3 files changed, 15 insertions, 0 deletions

diff --git a/js/deno.ts b/js/deno.ts
index 3bbda69e8..92ba5301d 100644
--- a/js/deno.ts
+++ b/js/deno.ts
@@ -15,4 +15,5 @@ export { ErrorKind, DenoError } from "./errors";
 export { libdeno } from "./libdeno";
 export { arch, platform } from "./platform";
 export { trace } from "./trace";
+export { setGlobalTimeout } from "./timers";
 export const args: string[] = [];
diff --git a/js/timers.ts b/js/timers.ts
index 42be96d91..03badfd46 100644
--- a/js/timers.ts
+++ b/js/timers.ts
@@ -19,6 +19,15 @@ interface Timer {
   delay: number; // milliseconds
 }
 
+export function setGlobalTimeout(timeout: number) {
+  const builder = new flatbuffers.Builder();
+  fbs.SetTimeout.startSetTimeout(builder);
+  fbs.SetTimeout.addTimeout(builder, timeout);
+  const msg = fbs.SetTimeout.endSetTimeout(builder);
+  const res = sendSync(builder, fbs.Any.SetTimeout, msg);
+  assert(res == null);
+}
+
 function startTimer(
   id: number,
   cb: TimerCallback,
diff --git a/js/timers_test.ts b/js/timers_test.ts
index af172e976..e5fe2d478 100644
--- a/js/timers_test.ts
+++ b/js/timers_test.ts
@@ -1,4 +1,5 @@
 import { test, assertEqual } from "./test_util.ts";
+import { setGlobalTimeout } from "deno";
 
 function deferred() {
   let resolve;
@@ -95,3 +96,7 @@ test(async function intervalCancelInvalidSilentFail() {
   // Should silently fail (no panic)
   clearInterval(2147483647);
 });
+
+test(async function SetGlobalTimeoutSmoke() {
+  setGlobalTimeout(50);
+});