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-rw-r--r--lib/Data.ml53
1 files changed, 0 insertions, 53 deletions
diff --git a/lib/Data.ml b/lib/Data.ml
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--- a/lib/Data.ml
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-open Bwd
-
-(** Syntactic terms *)
-
-type syn =
- | Var of int
- | Pi of Ident.local * syn * (* BINDS *) syn
- | Lam of Ident.local * (* BINDS *) syn
- | App of syn * syn
- | Sg of Ident.local * syn * (* BINDS *) syn
- | Pair of syn * syn
- | Fst of syn
- | Snd of syn
- | Type
- | Bool
- | True
- | False
- | BoolElim of {
- motive_var : Ident.local;
- motive : (* BINDS *) syn;
- true_case : syn;
- false_case : syn;
- scrut : syn;
- }
-
-(** Semantic domain *)
-
-type value =
- | Neutral of ne
- | Pi of Ident.local * value * clo
- | Lam of Ident.local * clo
- | Sg of Ident.local * value * clo
- | Pair of value * value
- | Type
- | Bool
- | True
- | False
-
-and ne = ne_head * frm bwd
-and ne_head = Var of int (* De Bruijn levels *)
-and frm =
- | App of value
- | Fst
- | Snd
- | BoolElim of {
- motive_var : Ident.local;
- motive: clo;
- true_case: value;
- false_case: value;
- }
-
-and env = value bwd
-and clo = Clo of { body : syn; env : env }