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[Web API type definition issue] Invalid WebAssembly.Memory.buffer type (ArrayBuffer -> ArrayBufferLike) #2447

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[Web API type definition issue] Invalid WebAssembly.Memory.buffer type (ArrayBuffer -> ArrayBufferLike)#2447
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lib.d.ts bug

Description

@turansky
Victor Turansky (turansky)
opened on Mar 4, 2026

Summary

Missed type parameter?

Expected vs. Actual Behavior

Expected

  • MDN
    • ArrayBuffer or SharedArrayBuffer
  • Type parameter?

Actual

  • ArrayBuffer

Playground Link

Playground

Browser Support

  • This API is supported in at least two major browser engines (not two Chromium-based browsers).

Have Tried The Latest Releases

  • This issue applies to the latest release of TypeScript.
  • This issue applies to the latest release of @types/web.

Additional Context

No response

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