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subclass of TypedArray returns TypedArray in subarray()
Reported by
petamori...@gmail.com,
Apr 17 2017
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Issue descriptionUserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36 Steps to reproduce the problem: see https://codepen.io/petamoriken/pen/BRNvxr/?editors=0010 What is the expected behavior? myArr.subarray() returns MyUint8Array. What went wrong? myArr.subarray() returns Uint8Array. Did this work before? N/A Chrome version: 57.0.2987.133 Channel: stable OS Version: OS X 10.12.4 Flash Version:
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Apr 18 2017
Tested the issue on Mac 10.12.4 using latest stable 57.0.2987.133 and could not reproduce the issue. Could you please review the attached screenshot and let us know if any steps missed from our side.
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Apr 18 2017
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Apr 18 2017
console.log should be like below (But Firefox show us Uint8Array instead of MyUint8Array, it's no problem). MyUint8Array true MyUint8Array true
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Apr 18 2017
Thank you for providing more feedback. Adding requester "sandeepkumars@chromium.org" to the cc list and removing "Needs-Feedback" label. For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
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Apr 19 2017
This does indeed differ from Firefox. Over to V8 team to investigate further. -Needs-Bisect since it's not clear its a regression.
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Apr 20 2017
Adam, what is the correct behavior?
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Apr 20 2017
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Comment 1 by manoranj...@chromium.org
, Apr 17 2017