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[Bug?]: Error: Unknown file extension ".wasm" when --experimental-wasm-modules #6678

@loynoir

Description

@loynoir

Self-service

  • I'd be willing to implement a fix

Describe the bug

Error: Unknown file extension ".wasm" when --experimental-wasm-modules

https://nodejs.org/api/esm.html#wasm-modules

To reproduce

$ node --experimental-wasm-modules ./x.mjs
(node:676955) ExperimentalWarning: Importing WebAssembly modules is an experimental feature and might change at any time
(Use `node --trace-warnings ...` to show where the warning was created)
42
$ yarn --version
4.6.0
$ yarn node --experimental-wasm-modules ./x.mjs

node:internal/modules/run_main:104
    triggerUncaughtException(
    ^
Error: Unknown file extension ".wasm" for /path/to/dist/hello.wasm
    at getFileFormat (file:///path/to/.pnp.loader.mjs:1492:13)
    at load$1 (file:///path/to/.pnp.loader.mjs:1523:18)
    at nextLoad (node:internal/modules/esm/hooks:748:28)
    at Hooks.load (node:internal/modules/esm/hooks:385:26)
    at MessagePort.handleMessage (node:internal/modules/esm/worker:199:24)
    at [nodejs.internal.kHybridDispatch] (node:internal/event_target:827:20)
    at MessagePort.<anonymous> (node:internal/per_context/messageport:23:28)

Node.js v23.7.0

Environment

node 23.7.0
yarn 4.6.0

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