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| author |  Adam Chlipala <adamc@hcoop.net> | 2008-01-26 17:26:14 -0500 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2008-01-26 17:26:14 -0500 |
| commit | 1469fd94659b3562ea7e3c180e0366194717a287 (patch) | |
| tree | 6a9e3d51ca7418b53b04aa4cbfbc9f779f2747fa /src/elab_print.sml | |
| parent | c3c7a475626786988f0a367fc3c20f903f3fcbba (diff) | |
Added simple expression constructors to Elab
Diffstat (limited to 'src/elab_print.sml')
| -rw-r--r-- | src/elab_print.sml | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/elab_print.sml b/src/elab_print.sml index 98d9e196..451a9e5d 100644 --- a/src/elab_print.sml +++ b/src/elab_print.sml @@ -128,6 +128,45 @@ fun p_con' par env (c, _) = and p_con env = p_con' false env +fun p_exp' par env (e, _) = + case e of + ERel n => string (#1 (E.lookupERel env n) ^ "_" ^ Int.toString n) + | ENamed n => string (#1 (E.lookupENamed env n) ^ "__" ^ Int.toString n) + | EApp (e1, e2) => parenIf par (box [p_exp env e1, + space, + p_exp' true env e2]) + | EAbs (x, t, e) => parenIf par (box [string "fn", + space, + string x, + space, + string ":", + space, + p_con env t, + space, + string "=>", + space, + p_exp (E.pushERel env x t) e]) + | ECApp (e, c) => parenIf par (box [p_exp env e, + space, + string "[", + p_con env c, + string "]"]) + | ECAbs (exp, x, k, e) => parenIf par (box [string "fn", + space, + string x, + space, + p_explicitness exp, + space, + p_kind k, + space, + string "=>", + space, + p_exp (E.pushCRel env x k) e]) + + | EError => string "<ERROR>" + +and p_exp env = p_exp' false env + fun p_decl env ((d, _) : decl) = case d of DCon (x, n, k, c) => box [string "con", @@ -143,6 +182,19 @@ fun p_decl env ((d, _) : decl) = string "=", space, p_con env c] + | DVal (x, n, t, e) => box [string "val", + space, + string x, + string "__", + string (Int.toString n), + space, + string ":", + space, + p_con env t, + space, + string "=", + space, + p_exp env e] fun p_file env file = let |