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go2goplay: use a distinctive UI from #39809

dolmen opened this issue Jun 24, 2020 · 2 comments

go2goplay: use a distinctive UI from #39809

dolmen opened this issue Jun 24, 2020 · 2 comments


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@dolmen dolmen commented Jun 24, 2020

What version of Go are you using (go version)?

Does this issue reproduce with the latest release?


What did you expect to see?

A clear marker that this is not a stable release of Go and that languages features are experimental.

This is important when a block of go2go code is shared on social media so that readers would not be confused thinking that the language features used are available in the production version currently available. The About page is not enough.

What did you see instead?

Exactly the same layout as

Only the about page mention a different commit than


Here are some ideas:

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@ianlancetaylor ianlancetaylor commented Jun 25, 2020

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@gopherbot gopherbot commented Jun 30, 2020

Change mentions this issue: all: source

gopherbot pushed a commit to golang/playground that referenced this issue Jun 30, 2020
This CL contains the altered playground source that is served

It compiles the toolchain at the dev.go2go branch of the main
Go repository, translates .go2 programs using the go2go tool,
and compiles the playground frontend binary using the dev.go2go
toolchain (to support code formatting).

The header and “About” text is updated to differentiate from
the normal playground and explain its differences,
code location, etc.

Most features present on are missing, and this
instance only supports single-file, non-test, main-package
programs. This was done for initial simplicity of the

Updates golang/go#39675
Fixes golang/go#39809

Change-Id: Id9461830c4233ab3f938dc6d21da3e5f2d8adbc3
Reviewed-by: Alexander Rakoczy <>
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