Brian Ward

[See online](https://rok-cesnovar.github.io/stanc3js-demo/pedantic.html?model=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%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%3D) This model produces ``` Warning in 'demo-model', line 30, column 30: The variable sir may not have been assigned a value before its use. ``` Because `sir` is...

Optimization: Lazy code motion and SoA can combine to create uncompilable code

1

Initially reported https://github.com/stan-dev/cmdstan/issues/1299 This stan code: ```stan parameters { vector[1] x; } transformed parameters { vector[1] theta = 1 * x; } model { target += theta[1]; # using theta...

Difficulty running any test built on dune's `diff` action

3

I am trying to run my codebase's tests (Same project as #28), which include a lot of things like ``` (rule (alias runtest) (action (diff pretty.expected pretty.output))) ``` Where the...

``` Mutation "src/frontend/lexer.mll-mutant2" passed (see "_mutations/src/frontend/lexer.mll-mutant2.output"): --- src/frontend/lexer.mll +++ src/frontend/lexer.mll-mutant2 @@ -7,14 +7,10 @@ open Debugging open Preprocessor -(* Boilerplate for getting line numbers for errors *) - let incr_linenum...

`Ctrl+C` just causes the current test run to fail, but does not quit the actual runner. The only thing I've found so far is closing the shell

Trying to run this project on a codebase of mine, got several `Rewrite record ` suggestions. The first one I applied led to ``` 358 | |> Option.map ~f:(fun lvals...

FR: Helper for pluralizing

18

I often find myself writing something like ```ocaml pf ppf " (excluding the %d argument%s)" n_skipped (if n_skipped = 1 then "" else "s") ``` I think a helper function...

#### Summary: Currently the mean is saved in the CSV output above the samples, but there is no way to get the estimated (co-)variance out, short of approximating it through...

I believe that this is the final piece necessary to make processing of the comments in the CSV file obsolete. cc @mitzimorris