type t = | Bool of Ppx_core.bool | 
| Int of Ppx_core.int | 
| Char of Ppx_core.char | 
| String of Ppx_core.string | 
| Tuple of t Ppx_core.list | 
Representation of values supported by optcomp.
val to_string : t ‑> Ppx_core.stringval to_string_pretty : t ‑> Ppx_core.stringval to_expression : Ppx_core.Location.t ‑> t ‑> Ppx_core.expressionval to_pattern : Ppx_core.Location.t ‑> t ‑> Ppx_core.patternval ocaml_version : t