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The Rust Playground

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Currently going though https://github.com/rust-lang/rustlings/tree/rustlings-1 and i found that it links to play.rust-lang.org via links like below: > https://play.rust-lang.org/?code=%2F%2F+variables1.rs%0A%2F%2F+Make+me+compile%21+Scroll+down+for+hints+%3A%29%0A%0Afn+main%28%29+%7B%0A++++x+%3D+5%3B%0A++++println%21%28%22x+has+the+value+%7B%7D%22%2C+x%29%3B%0A%7D%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%0A%2F%2F+Hint%3A+The+declaration+on+line+5+is+missing+a+keyword+that+is+needed+in+Rust%0A%2F%2F+to+create+a+new+variable+binding.%0A Where you allow for embedding code via `code=`. Would it make sense...

wontfix

It's really nice that I can look at LLVM-IR or ASM or … on the playground. But sadly, when I get a share link , it doesn't include the button...

enhancement
help wanted

it seems only linux can deploy the server. ``` error[E0433]: failed to resolve: could not find `unix` in `os` --> src\sandbox.rs:8:9 | 8 | os::unix::fs::PermissionsExt, | ^^^^ could not find...

enhancement
help wanted

Just for the sake of reporting & chasing bugs and behavior differences, it would be nice to be able to record the playground version. Something simply like this would do...

enhancement
help wanted

Hello, Firstly, thank you for providing such a great tool! I really enjoy using it. However, I was wondering if it would be possible to change the font size in...

i created a minimalistic presentation mode. most time if i give talks about languages i embed a live editor like the rust-playground. when i tryed to embed the rust playground...

It would be great to have a `SIGTERM` signal before being killed, this could allow test program that want test signal handling, a fair delay between the two signal could...

wontfix

Currently I do not see an option to run "cargo miri test" to run the tests through miri. Perhaps I missed it, but otherwise it would be a useful addition.

The playground currently removes the colors from the compiler error messages. Using the example from [Comprehensive Rust 🦀](https://google.github.io/comprehensive-rust/concurrency/shared_state/example.html), we get ![image](https://user-images.githubusercontent.com/89623/219938235-4ebcba8f-f074-4fc9-966f-a3803da40a9a.png) in the playground, but ![image](https://user-images.githubusercontent.com/89623/219938215-e11a83a2-b84d-4d00-a658-0ccea5c023cc.png) The red, blue, and...

enhancement
help wanted

Program stderr kind of gets blended in with the compiler output: The output "middle" is easy to miss since there's no visual separation from the compiler message. It would be...