diff options
Diffstat (limited to 'compiler')
| -rw-r--r-- | compiler/Extract.ml | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/compiler/Extract.ml b/compiler/Extract.ml index 7ba64155..0207d1ea 100644 --- a/compiler/Extract.ml +++ b/compiler/Extract.ml @@ -1626,6 +1626,9 @@ and extract_adt_cons (ctx : extraction_ctx) (fmt : F.formatter) (inside : bool) in let is_lean_struct = !backend = Lean && adt_cons.variant_id = None in if is_lean_struct then + (* TODO: enclosing curly brace is indented too far to the right *) + (* TODO: when only one or two fields differ, considering using the with + syntax (peephole optimization) *) let decl_id = match adt_cons.adt_id with | AdtId id -> id | _ -> assert false in let def_kind = (TypeDeclId.Map.find decl_id ctx.trans_ctx.type_context.type_decls).kind in let fields = match def_kind with | T.Struct fields -> fields | _ -> assert false in @@ -1673,8 +1676,9 @@ and extract_field_projector (ctx : extraction_ctx) (fmt : F.formatter) F.pp_open_hovbox fmt ctx.indent_incr; (* Extract the expression *) extract_texpression ctx fmt true arg; - (* We allow to break where the "." appears *) - F.pp_print_break fmt 0 0; + (* We allow to break where the "." appears (except Lean, it's a syntax error) *) + if !backend <> Lean then + F.pp_print_break fmt 0 0; F.pp_print_string fmt "."; (* If in Coq, the field projection has to be parenthesized *) (match !backend with |