Give informative error when exposing stan functions with precompiled model

[andrjohns]

Submission Checklist

• Run unit tests
• Declare copyright holder and agree to license (see below)

Summary

Resolves the issues seen when trying to expose Stan functions with a precompiled Stan model

Copyright and Licensing

Please list the copyright holder for the work you are submitting
(this will be you or your assignee, such as a university or company):
Andrew Johnson

By submitting this pull request, the copyright holder is agreeing to
license the submitted work under the following licenses:

• Code: BSD 3-clause (https://opensource.org/licenses/BSD-3-Clause)
• Documentation: CC-BY 4.0 (https://creativecommons.org/licenses/by/4.0/)

[codecov-commenter]

Codecov Report

Merging #831 (b2b7d41) into master (f028607) will increase coverage by 0.01%.
The diff coverage is 100.00%.

❗ Current head b2b7d41 differs from pull request most recent head 04e580c. Consider uploading reports for the commit 04e580c to get more accurate results

@@            Coverage Diff             @@
##           master     #831      +/-   ##
==========================================
+ Coverage   88.27%   88.28%   +0.01%     
==========================================
  Files          12       12              
  Lines        4161     4166       +5     
==========================================
+ Hits         3673     3678       +5     
  Misses        488      488              

Files Changed	Coverage Δ
R/model.R	90.62% <100.00%> (+0.02%)	⬆️
R/utils.R	73.86% <100.00%> (+0.16%)	⬆️

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[jgabry]

Awesome, thanks!

…

On Wed, Aug 23, 2023 at 4:12 AM Andrew Johnson ***@***.***> wrote: Merged #831 <#831> into master. — Reply to this email directly, view it on GitHub <#831 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AB3PQQ6XPCC3TTXYNDT42BLXWXJPZANCNFSM6AAAAAA33ANXHM> . You are receiving this because you are subscribed to this thread.Message ID: ***@***.***>