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improve printer: constructors with no arguments

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This commit is contained in:
Suzanne Dupéron 2020-04-27 13:03:28 +01:00
parent 40474dcc68
commit dfb82aa479
1 changed files with 2 additions and 1 deletions
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3
src/stages/4-ast_typed/PP_generic.ml
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@ -44,7 +44,8 @@ let op ppf = {
| VariantInstance { constructor ; _ } ->
if constructor.cf_new_fold needs_parens false
then fprintf ppf "%s (%a)" constructor.cf.name (fun _ppf -> constructor.cf_continue) ()
else fprintf ppf "%s %a" constructor.cf.name (fun _ppf -> constructor.cf_continue) ()
else let spc = if String.equal constructor.cf.type_ "" then "" else " " in
fprintf ppf "%s%s%a" constructor.cf.name spc (fun _ppf -> constructor.cf_continue) ()
| PolyInstance { poly=_; arguments=_; poly_continue } ->
(poly_continue ())
);