X-Git-Url: https://git.xandkar.net/?a=blobdiff_plain;f=compiler%2Fsrc%2Flib%2Ftiger%2Ftiger_error.mli;h=0344269936ff5e0a895fb611ced8f247bab4418a;hb=HEAD;hp=9090ad481cea6192139ad93a45b97bad5ad88f4c;hpb=54e838f482844369048d4f88e87a092a87162b72;p=tiger.ml.git

diff --git a/compiler/src/lib/tiger/tiger_error.mli b/compiler/src/lib/tiger/tiger_error.mli
index 9090ad4..0344269 100644
--- a/compiler/src/lib/tiger/tiger_error.mli
+++ b/compiler/src/lib/tiger/tiger_error.mli
@@ -4,6 +4,13 @@ module Sym = Tiger_symbol
 module Typ = Tiger_env_type
 
 type t =
+  | Cycle_in_type_decs of
+      { from_id  : Sym.t
+      ; from_pos : Pos.t
+      ;   to_id  : Sym.t
+      ;   to_pos : Pos.t
+      }
+  | Break_outside_loop of Pos.t
   | Invalid_syntax    of Pos.t
   | Unknown_id        of {id    : Sym.t; pos : Pos.t}
   | Unknown_type      of {ty_id : Sym.t; pos : Pos.t}
@@ -78,3 +85,5 @@ val is_invalid_syntax : t -> bool
 val is_not_a_record : t -> bool
 val is_not_an_array : t -> bool
 val is_no_such_field_in_record : t -> bool
+val is_cycle_in_type_dec : t -> bool
+val is_break_outside_loop : t -> bool