Cloudflare Developers•9mo ago

How to use WASM with a worker?

The Use from JavaScript section of this page suggests to place an await at the top level of a js file: https://developers.cloudflare.com/workers/runtime-apis/webassembly/javascript/#use-from-javascript However, when I try to do this with my project, I get an error like this:

ERROR: Top-level await is currently not supported with the "iife" output format

ERROR: Top-level await is currently not supported with the "iife" output format

Does anyone know what I can try for this?

Cloudflare Docs

Wasm in JavaScript · Cloudflare Workers docs

Wasm can be used from within a Worker written in JavaScript or TypeScript by importing a Wasm module, and instantiating an instance of this module …

2 Replies

kian•9mo ago

What’s your code?

andrewOP•9mo ago

hmm, its part of a big project.. ill have to extract a minimal repro. i was hoping it was a common enough issue that there may be some general suggestions

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How to use WASM with a worker?