Bug: Stack overflows on some browsers, such as Safari

[erikmd]

Related user(s):

@erikmd

Related issue(s) or PR(s):

No response

Related project scope(s):

web-app UI, grading, test_lib

Bug description:

Some students reported to be unable to use Grade on their Safari browser, because of unexpected Stack overflows.

To reproduce:

No response

Expected behavior:

• Devise a complete-and-minimal example
• Figure out how to workaround the issue (e.g., increase stack space)
• Document the workaround

learn-ocaml --version

No response

git describe --long --always --abbrev=40 --tags

No response

What OS do you use?

MacOS

What OS version/distribution do you use?

_

What browser(s) do you use with learn-ocaml?

Safari

What browser(s) version did you used to reproduce the issue?

No response

Screenshots (if need be):

No response

Additional context:

No response

[erikmd]

• Related: Stack overflow during grading occurs sooner in the browser than in batch mode #242