If there's an unknown record field `X.y`, the error message says that record field `X` cannot be found. This should be an easy fix in the parsing/regex. ``` # Unformatted Error Output: # File "compiler/js_of_ocaml.ml", line 67, characters 6-19: # Error: Unbound record field CompileArg.wrap_with_fun ERROR compiler/js_of_ocaml.ml:67 6-19 64 ┆ ; output_file 65 ┆ ; params 66 ┆ ; static_env 67 ┆ ; wrap_with_fun 68 ┆ ; dynlink 69 ┆ ; linkall 70 ┆ ; toplevel Record field CompileArg; can't be found in any record type. ```