From 421358e7a9612527fdd9ed9a9a59635c12cdaab5 Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Wed, 1 Aug 2018 12:36:17 -0400
Subject: Remove dispatch.ts and move assignCmdId to util.ts

---
 js/util.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'js/util.ts')

diff --git a/js/util.ts b/js/util.ts
index 09d74aeb0..d4563936f 100644
--- a/js/util.ts
+++ b/js/util.ts
@@ -20,6 +20,14 @@ export function assert(cond: boolean, msg = "assert") {
   }
 }
 
+let cmdIdCounter = 0;
+export function assignCmdId(): number {
+  // TODO(piscisaureus) Safely re-use so they don't overflow.
+  const cmdId = ++cmdIdCounter;
+  assert(cmdId < 2 ** 32, "cmdId overflow");
+  return cmdId;
+}
+
 export function typedArrayToArrayBuffer(ta: TypedArray): ArrayBuffer {
   const ab = ta.buffer.slice(ta.byteOffset, ta.byteOffset + ta.byteLength);
   return ab as ArrayBuffer;
-- 
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