Frontend.ErrorsSome plumbing for our compiler errors
type t = | FileNotFound of string| Syntax_error of Syntax_error.t| Semantic_error of Semantic_error.t| DebugDataError of Middle.Location_span.t * stringval pp : ?printed_filename:string -> ?code:string -> t Fmt.tPretty-printer for error type t. Replace occurances of filename from locations with printed_filename, if supplied. If code is supplied, read context from that string. Otherwise, it will attempt to open the original file.