author | haftmann |
Thu, 08 Jul 2010 16:41:57 +0200 | |
changeset 37748 | 0af0d45257be |
parent 37745 | 6315b6426200 |
child 37819 | 000049335247 |
permissions | -rw-r--r-- |
37745
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checking generated code for various target languages
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parents:
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(* Title: Tools/Code/code_scala.ML |
6315b6426200
checking generated code for various target languages
haftmann
parents:
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diff
changeset
|
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Author: Florian Haftmann, TU Muenchen |
34294 | 3 |
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Serializer for Scala. |
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*) |
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||
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signature CODE_SCALA = |
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sig |
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checking generated code for various target languages
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val target: string |
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val check: theory -> Path.T -> unit |
34294 | 11 |
val setup: theory -> theory |
12 |
end; |
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||
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structure Code_Scala : CODE_SCALA = |
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struct |
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val target = "Scala"; |
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18 |
||
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open Basic_Code_Thingol; |
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open Code_Printer; |
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21 |
||
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infixr 5 @@; |
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infixr 5 @|; |
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(** Scala serializer **) |
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||
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fun print_scala_stmt labelled_name syntax_tyco syntax_const reserved |
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args_num is_singleton_constr deresolve = |
34294 | 30 |
let |
31 |
val deresolve_base = Long_Name.base_name o deresolve; |
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37639 | 32 |
fun lookup_tyvar tyvars = lookup_var tyvars o first_upper; |
33 |
fun intro_tyvars vs = intro_vars (map (first_upper o fst) vs); |
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34 |
fun print_tyco_expr tyvars fxy (tyco, tys) = applify "[" "]" |
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(print_typ tyvars NOBR) fxy ((str o deresolve) tyco) tys |
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and print_typ tyvars fxy (tyco `%% tys) = (case syntax_tyco tyco |
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of NONE => print_tyco_expr tyvars fxy (tyco, tys) |
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34294 | 38 |
| SOME (i, print) => print (print_typ tyvars) fxy tys) |
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| print_typ tyvars fxy (ITyVar v) = (str o lookup_tyvar tyvars) v; |
37639 | 40 |
fun print_dicttyp tyvars (class, ty) = print_tyco_expr tyvars NOBR (class, [ty]); |
41 |
fun print_tupled_typ tyvars ([], ty) = |
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print_typ tyvars NOBR ty |
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| print_tupled_typ tyvars ([ty1], ty2) = |
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44 |
concat [print_typ tyvars BR ty1, str "=>", print_typ tyvars NOBR ty2] |
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45 |
| print_tupled_typ tyvars (tys, ty) = |
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concat [enum "," "(" ")" (map (print_typ tyvars NOBR) tys), |
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47 |
str "=>", print_typ tyvars NOBR ty]; |
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48 |
fun constraint p1 p2 = Pretty.block [p1, str ":", Pretty.brk 1, p2]; |
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34294 | 49 |
fun print_var vars NONE = str "_" |
50 |
| print_var vars (SOME v) = (str o lookup_var vars) v |
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35228 | 51 |
fun print_term tyvars is_pat some_thm vars fxy (IConst c) = |
52 |
print_app tyvars is_pat some_thm vars fxy (c, []) |
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53 |
| print_term tyvars is_pat some_thm vars fxy (t as (t1 `$ t2)) = |
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34294 | 54 |
(case Code_Thingol.unfold_const_app t |
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of SOME app => print_app tyvars is_pat some_thm vars fxy app |
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| _ => applify "(" ")" (print_term tyvars is_pat some_thm vars NOBR) fxy |
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(print_term tyvars is_pat some_thm vars BR t1) [t2]) |
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35228 | 58 |
| print_term tyvars is_pat some_thm vars fxy (IVar v) = |
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print_var vars v |
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| print_term tyvars is_pat some_thm vars fxy ((v, ty) `|=> t) = |
34294 | 61 |
let |
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val vars' = intro_vars (the_list v) vars; |
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63 |
in |
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concat [ |
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37639 | 65 |
enclose "(" ")" [constraint (print_var vars' v) (print_typ tyvars NOBR ty)], |
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str "=>", |
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print_term tyvars false some_thm vars' NOBR t |
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] |
69 |
end |
|
35228 | 70 |
| print_term tyvars is_pat some_thm vars fxy (ICase (cases as (_, t0))) = |
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(case Code_Thingol.unfold_const_app t0 |
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of SOME (c_ts as ((c, _), _)) => if is_none (syntax_const c) |
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35228 | 73 |
then print_case tyvars some_thm vars fxy cases |
74 |
else print_app tyvars is_pat some_thm vars fxy c_ts |
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| NONE => print_case tyvars some_thm vars fxy cases) |
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and print_app tyvars is_pat some_thm vars fxy |
77 |
(app as ((c, ((arg_typs, _), function_typs)), ts)) = |
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34294 | 78 |
let |
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val k = length ts; |
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val l = case syntax_const c of NONE => args_num c | SOME (l, _) => l; |
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37450 | 81 |
val arg_typs' = if is_pat orelse |
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(is_none (syntax_const c) andalso is_singleton_constr c) then [] else arg_typs; |
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val (no_syntax, print') = case syntax_const c |
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of NONE => (true, fn ts => applify "(" ")" |
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(print_term tyvars is_pat some_thm vars NOBR) fxy |
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(applify "[" "]" (print_typ tyvars NOBR) |
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NOBR ((str o deresolve) c) arg_typs') ts) |
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| SOME (_, print) => (false, fn ts => |
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print (print_term tyvars is_pat some_thm) some_thm vars fxy |
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(ts ~~ take l function_typs)); |
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in if k = l then print' ts |
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else if k < l then |
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35228 | 93 |
print_term tyvars is_pat some_thm vars fxy (Code_Thingol.eta_expand l app) |
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else let |
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val (ts1, ts23) = chop l ts; |
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in |
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Pretty.block (print' ts1 :: map (fn t => Pretty.block |
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35228 | 98 |
[str ".apply(", print_term tyvars is_pat some_thm vars NOBR t, str ")"]) ts23) |
34294 | 99 |
end end |
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and print_bind tyvars some_thm fxy p = |
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gen_print_bind (print_term tyvars true) some_thm fxy p |
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35228 | 102 |
and print_case tyvars some_thm vars fxy (cases as ((_, [_]), _)) = |
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let |
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val (binds, body) = Code_Thingol.unfold_let (ICase cases); |
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fun print_match ((pat, ty), t) vars = |
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vars |
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|> print_bind tyvars some_thm BR pat |
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|>> (fn p => concat [str "val", constraint p (print_typ tyvars NOBR ty), |
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str "=", print_term tyvars false some_thm vars NOBR t]) |
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val (all_ps, vars') = fold_map print_match binds vars; |
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val (ps, p) = split_last all_ps; |
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in brackify_block fxy |
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(str "{") |
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(ps @ Pretty.block [p, str ";"] @@ print_term tyvars false some_thm vars' NOBR body) |
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(str "}") |
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34294 | 116 |
end |
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| print_case tyvars some_thm vars fxy (((t, ty), clauses as _ :: _), _) = |
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let |
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fun print_select (pat, body) = |
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let |
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val (p_pat, vars') = print_bind tyvars some_thm NOBR pat vars; |
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val p_body = print_term tyvars false some_thm vars' NOBR body |
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in concat [str "case", p_pat, str "=>", p_body] end; |
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in brackify_block fxy |
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(concat [print_term tyvars false some_thm vars NOBR t, str "match", str "{"]) |
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(map print_select clauses) |
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(str "}") |
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end |
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35228 | 129 |
| print_case tyvars some_thm vars fxy ((_, []), _) = |
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(brackify fxy o Pretty.breaks o map str) ["error(\"empty case\")"]; |
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fun print_context tyvars vs name = applify "[" "]" |
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(fn (v, sort) => (Pretty.block o map str) |
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(lookup_tyvar tyvars v :: maps (fn sort => [": ", deresolve sort]) sort)) |
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NOBR ((str o deresolve) name) vs; |
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fun print_defhead tyvars vars name vs params tys ty = |
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Pretty.block [str "def ", constraint (applify "(" ")" (fn (param, ty) => |
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constraint ((str o lookup_var vars) param) (print_typ tyvars NOBR ty)) |
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NOBR (print_context tyvars vs name) (params ~~ tys)) (print_typ tyvars NOBR ty), |
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str " ="]; |
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fun print_def name (vs, ty) [] = |
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let |
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val (tys, ty') = Code_Thingol.unfold_fun ty; |
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val params = Name.invents (snd reserved) "a" (length tys); |
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val tyvars = intro_tyvars vs reserved; |
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val vars = intro_vars params reserved; |
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146 |
in |
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concat [print_defhead tyvars vars name vs params tys ty', |
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str ("error(\"" ^ name ^ "\")")] |
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149 |
end |
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| print_def name (vs, ty) eqs = |
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let |
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val tycos = fold (fn ((ts, t), _) => |
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fold Code_Thingol.add_tyconames (t :: ts)) eqs []; |
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val tyvars = reserved |
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|> intro_base_names |
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(is_none o syntax_tyco) deresolve tycos |
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|> intro_tyvars vs; |
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val simple = case eqs |
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of [((ts, _), _)] => forall Code_Thingol.is_IVar ts |
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| _ => false; |
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val consts = fold Code_Thingol.add_constnames |
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(map (snd o fst) eqs) []; |
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val vars1 = reserved |
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|> intro_base_names |
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(is_none o syntax_const) deresolve consts |
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val params = if simple |
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then (map (fn IVar (SOME x) => x) o fst o fst o hd) eqs |
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else aux_params vars1 (map (fst o fst) eqs); |
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val vars2 = intro_vars params vars1; |
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val (tys', ty') = Code_Thingol.unfold_fun_n (length params) ty; |
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fun print_tuple [p] = p |
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| print_tuple ps = enum "," "(" ")" ps; |
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fun print_rhs vars' ((_, t), (some_thm, _)) = |
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print_term tyvars false some_thm vars' NOBR t; |
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fun print_clause (eq as ((ts, _), (some_thm, _))) = |
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34294 | 176 |
let |
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val vars' = intro_vars ((fold o Code_Thingol.fold_varnames) |
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(insert (op =)) ts []) vars1; |
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in |
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concat [str "case", |
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print_tuple (map (print_term tyvars true some_thm vars' NOBR) ts), |
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str "=>", print_rhs vars' eq] |
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end; |
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val head = print_defhead tyvars vars2 name vs params tys' ty'; |
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in if simple then |
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concat [head, print_rhs vars2 (hd eqs)] |
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else |
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Pretty.block_enclose |
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(concat [head, print_tuple (map (str o lookup_var vars2) params), |
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str "match", str "{"], str "}") |
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(map print_clause eqs) |
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end; |
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val print_method = (str o Library.enclose "`" "+`" o deresolve_base); |
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fun print_stmt (name, Code_Thingol.Fun (_, (((vs, ty), raw_eqs), _))) = |
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print_def name (vs, ty) (filter (snd o snd) raw_eqs) |
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| print_stmt (name, Code_Thingol.Datatype (_, (vs, cos))) = |
197 |
let |
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37639 | 198 |
val tyvars = intro_tyvars vs reserved; |
37450 | 199 |
fun print_co ((co, _), []) = |
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concat [str "final", str "case", str "object", (str o deresolve_base) co, |
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str "extends", applify "[" "]" I NOBR ((str o deresolve_base) name) |
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(replicate (length vs) (str "Nothing"))] |
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| print_co ((co, vs_args), tys) = |
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concat [applify "(" ")" |
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(fn (v, arg) => constraint (str v) (print_typ tyvars NOBR arg)) NOBR |
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(applify "[" "]" (str o lookup_tyvar tyvars) NOBR ((concat o map str) |
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["final", "case", "class", deresolve_base co]) vs_args) |
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(Name.names (snd reserved) "a" tys), |
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str "extends", |
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applify "[" "]" (str o lookup_tyvar tyvars o fst) NOBR |
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((str o deresolve_base) name) vs |
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]; |
|
34294 | 213 |
in |
37639 | 214 |
Pretty.chunks (applify "[" "]" (str o prefix "+" o lookup_tyvar tyvars o fst) |
215 |
NOBR ((concat o map str) ["sealed", "class", deresolve_base name]) vs |
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216 |
:: map print_co cos) |
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34294 | 217 |
end |
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218 |
| print_stmt (name, Code_Thingol.Class (_, (v, (super_classes, classparams)))) = |
34294 | 219 |
let |
37639 | 220 |
val tyvars = intro_tyvars [(v, [name])] reserved; |
221 |
fun add_typarg s = Pretty.block |
|
222 |
[str s, str "[", (str o lookup_tyvar tyvars) v, str "]"]; |
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223 |
fun print_super_classes [] = NONE |
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| print_super_classes classes = SOME (concat (str "extends" |
37639 | 225 |
:: separate (str "with") (map (add_typarg o deresolve o fst) classes))); |
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fun print_classparam_val (classparam, ty) = |
37639 | 227 |
concat [str "val", constraint (print_method classparam) |
228 |
((print_tupled_typ tyvars o Code_Thingol.unfold_fun) ty)]; |
|
34294 | 229 |
fun print_classparam_def (classparam, ty) = |
230 |
let |
|
231 |
val (tys, ty) = Code_Thingol.unfold_fun ty; |
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37639 | 232 |
val [implicit_name] = Name.invents (snd reserved) (lookup_tyvar tyvars v) 1; |
233 |
val proto_vars = intro_vars [implicit_name] reserved; |
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234 |
val auxs = Name.invents (snd proto_vars) "a" (length tys); |
|
235 |
val vars = intro_vars auxs proto_vars; |
|
34294 | 236 |
in |
37639 | 237 |
concat [str "def", constraint (Pretty.block [applify "(" ")" |
238 |
(fn (aux, ty) => constraint ((str o lookup_var vars) aux) |
|
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(print_typ tyvars NOBR ty)) NOBR (add_typarg (deresolve classparam)) |
|
240 |
(auxs ~~ tys), str "(implicit ", str implicit_name, str ": ", |
|
241 |
add_typarg (deresolve name), str ")"]) (print_typ tyvars NOBR ty), str "=", |
|
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applify "(" ")" (str o lookup_var vars) NOBR |
|
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(Pretty.block [str implicit_name, str ".", print_method classparam]) auxs] |
|
34294 | 244 |
end; |
245 |
in |
|
246 |
Pretty.chunks ( |
|
247 |
(Pretty.block_enclose |
|
37639 | 248 |
(concat ([str "trait", (add_typarg o deresolve_base) name] |
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249 |
@ the_list (print_super_classes super_classes) @ [str "{"]), str "}") |
34294 | 250 |
(map print_classparam_val classparams)) |
251 |
:: map print_classparam_def classparams |
|
252 |
) |
|
253 |
end |
|
254 |
| print_stmt (name, Code_Thingol.Classinst ((class, (tyco, vs)), |
|
37450 | 255 |
(super_instances, (classparam_instances, further_classparam_instances)))) = |
34294 | 256 |
let |
37639 | 257 |
val tyvars = intro_tyvars vs reserved; |
258 |
val classtyp = (class, tyco `%% map (ITyVar o fst) vs); |
|
37450 | 259 |
fun print_classparam_instance ((classparam, const as (_, (_, tys))), (thm, _)) = |
260 |
let |
|
37639 | 261 |
val aux_tys = Name.names (snd reserved) "a" tys; |
262 |
val auxs = map fst aux_tys; |
|
37450 | 263 |
val vars = intro_vars auxs reserved; |
37639 | 264 |
val aux_abstr = if null auxs then [] else [enum "," "(" ")" |
265 |
(map (fn (aux, ty) => constraint ((str o lookup_var vars) aux) |
|
266 |
(print_typ tyvars NOBR ty)) aux_tys), str "=>"]; |
|
37450 | 267 |
in |
37639 | 268 |
concat ([str "val", print_method classparam, str "="] |
269 |
@ aux_abstr @| print_app tyvars false (SOME thm) vars NOBR |
|
270 |
(const, map (IVar o SOME) auxs)) |
|
37450 | 271 |
end; |
37639 | 272 |
in |
273 |
Pretty.block_enclose (concat [str "implicit def", |
|
274 |
constraint (print_context tyvars vs name) (print_dicttyp tyvars classtyp), |
|
275 |
str "=", str "new", print_dicttyp tyvars classtyp, str "{"], str "}") |
|
276 |
(map print_classparam_instance (classparam_instances @ further_classparam_instances)) |
|
277 |
end; |
|
34294 | 278 |
in print_stmt end; |
279 |
||
280 |
fun scala_program_of_program labelled_name module_name reserved raw_module_alias program = |
|
281 |
let |
|
282 |
val the_module_name = the_default "Program" module_name; |
|
283 |
val module_alias = K (SOME the_module_name); |
|
284 |
val reserved = Name.make_context reserved; |
|
285 |
fun prepare_stmt (name, stmt) (nsps, stmts) = |
|
286 |
let |
|
287 |
val (_, base) = Code_Printer.dest_name name; |
|
288 |
val mk_name_stmt = yield_singleton Name.variants; |
|
289 |
fun add_class ((nsp_class, nsp_object), nsp_common) = |
|
290 |
let |
|
291 |
val (base', nsp_class') = mk_name_stmt base nsp_class |
|
292 |
in (base', ((nsp_class', nsp_object), Name.declare base' nsp_common)) end; |
|
293 |
fun add_object ((nsp_class, nsp_object), nsp_common) = |
|
294 |
let |
|
295 |
val (base', nsp_object') = mk_name_stmt base nsp_object |
|
296 |
in (base', ((nsp_class, nsp_object'), Name.declare base' nsp_common)) end; |
|
297 |
fun add_common upper ((nsp_class, nsp_object), nsp_common) = |
|
298 |
let |
|
299 |
val (base', nsp_common') = |
|
300 |
mk_name_stmt (if upper then first_upper base else base) nsp_common |
|
37464 | 301 |
in |
302 |
(base', |
|
303 |
((Name.declare base' nsp_class, Name.declare base' nsp_object), nsp_common')) |
|
304 |
end; |
|
34294 | 305 |
val add_name = case stmt |
306 |
of Code_Thingol.Fun _ => add_object |
|
307 |
| Code_Thingol.Datatype _ => add_class |
|
308 |
| Code_Thingol.Datatypecons _ => add_common true |
|
309 |
| Code_Thingol.Class _ => add_class |
|
310 |
| Code_Thingol.Classrel _ => add_object |
|
311 |
| Code_Thingol.Classparam _ => add_object |
|
312 |
| Code_Thingol.Classinst _ => add_common false; |
|
313 |
fun add_stmt base' = case stmt |
|
314 |
of Code_Thingol.Datatypecons _ => cons (name, (base', NONE)) |
|
315 |
| Code_Thingol.Classrel _ => cons (name, (base', NONE)) |
|
316 |
| Code_Thingol.Classparam _ => cons (name, (base', NONE)) |
|
317 |
| _ => cons (name, (base', SOME stmt)); |
|
318 |
in |
|
319 |
nsps |
|
320 |
|> add_name |
|
321 |
|-> (fn base' => rpair (add_stmt base' stmts)) |
|
322 |
end; |
|
37439 | 323 |
val stmts = AList.make (Graph.get_node program) (Graph.strong_conn program |> flat) |
324 |
|> filter_out (Code_Thingol.is_case o snd); |
|
325 |
val (_, sca_program) = fold prepare_stmt stmts (((reserved, reserved), reserved), []); |
|
34294 | 326 |
fun deresolver name = (fst o the o AList.lookup (op =) sca_program) name |
327 |
handle Option => error ("Unknown statement name: " ^ labelled_name name); |
|
328 |
in (deresolver, (the_module_name, sca_program)) end; |
|
329 |
||
330 |
fun serialize_scala raw_module_name labelled_name |
|
331 |
raw_reserved includes raw_module_alias |
|
37464 | 332 |
_ syntax_tyco syntax_const (code_of_pretty, code_writeln) |
333 |
program stmt_names destination = |
|
34294 | 334 |
let |
36535 | 335 |
val presentation_stmt_names = Code_Target.stmt_names_of_destination destination; |
336 |
val module_name = if null presentation_stmt_names then raw_module_name else SOME "Code"; |
|
34294 | 337 |
val reserved = fold (insert (op =) o fst) includes raw_reserved; |
338 |
val (deresolver, (the_module_name, sca_program)) = scala_program_of_program labelled_name |
|
339 |
module_name reserved raw_module_alias program; |
|
340 |
val reserved = make_vars reserved; |
|
37639 | 341 |
fun lookup_constr tyco constr = case Graph.get_node program tyco |
342 |
of Code_Thingol.Datatype (_, (_, constrs)) => |
|
343 |
the (AList.lookup (op = o apsnd fst) constrs constr); |
|
344 |
fun classparams_of_class class = case Graph.get_node program class |
|
345 |
of Code_Thingol.Class (_, (_, (_, classparams))) => classparams; |
|
34294 | 346 |
fun args_num c = case Graph.get_node program c |
37464 | 347 |
of Code_Thingol.Fun (_, (((_, ty), []), _)) => |
348 |
(length o fst o Code_Thingol.unfold_fun) ty |
|
37437 | 349 |
| Code_Thingol.Fun (_, ((_, ((ts, _), _) :: _), _)) => length ts |
37639 | 350 |
| Code_Thingol.Datatypecons (_, tyco) => length (lookup_constr tyco c) |
34294 | 351 |
| Code_Thingol.Classparam (_, class) => |
37639 | 352 |
(length o fst o Code_Thingol.unfold_fun o the o AList.lookup (op =) |
353 |
(classparams_of_class class)) c; |
|
354 |
fun is_singleton_constr c = case Graph.get_node program c |
|
355 |
of Code_Thingol.Datatypecons (_, tyco) => null (lookup_constr tyco c) |
|
34294 | 356 |
| _ => false; |
357 |
val print_stmt = print_scala_stmt labelled_name syntax_tyco syntax_const |
|
37639 | 358 |
reserved args_num is_singleton_constr deresolver; |
34294 | 359 |
fun print_module name content = |
360 |
(name, Pretty.chunks [ |
|
361 |
str ("object " ^ name ^ " {"), |
|
362 |
str "", |
|
363 |
content, |
|
364 |
str "", |
|
365 |
str "}" |
|
366 |
]); |
|
367 |
fun serialize_module the_module_name sca_program = |
|
368 |
let |
|
369 |
val content = Pretty.chunks2 (map_filter |
|
370 |
(fn (name, (_, SOME stmt)) => SOME (print_stmt (name, stmt)) |
|
371 |
| (_, (_, NONE)) => NONE) sca_program); |
|
372 |
in print_module the_module_name content end; |
|
373 |
fun check_destination destination = |
|
374 |
(File.check destination; destination); |
|
375 |
fun write_module destination (modlname, content) = |
|
376 |
let |
|
377 |
val filename = case modlname |
|
378 |
of "" => Path.explode "Main.scala" |
|
379 |
| _ => (Path.ext "scala" o Path.explode o implode o separate "/" |
|
380 |
o Long_Name.explode) modlname; |
|
381 |
val pathname = Path.append destination filename; |
|
37669 | 382 |
val _ = File.mkdir_leaf (Path.dir pathname); |
34294 | 383 |
in File.write pathname (code_of_pretty content) end |
384 |
in |
|
37748 | 385 |
Code_Target.mk_serialization target |
34294 | 386 |
(fn NONE => K () o map (code_writeln o snd) | SOME file => K () o map |
387 |
(write_module (check_destination file))) |
|
388 |
(rpair [] o cat_lines o map (code_of_pretty o snd)) |
|
389 |
(map (uncurry print_module) includes |
|
390 |
@| serialize_module the_module_name sca_program) |
|
391 |
destination |
|
392 |
end; |
|
393 |
||
394 |
val literals = let |
|
37224 | 395 |
fun char_scala c = if c = "'" then "\\'" |
396 |
else if c = "\"" then "\\\"" |
|
397 |
else if c = "\\" then "\\\\" |
|
398 |
else let val k = ord c |
|
399 |
in if k < 32 orelse k > 126 then "\\" ^ radixstring (8, "0", k) else c end |
|
34944
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
400 |
fun numeral_scala k = if k < 0 |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
401 |
then if k <= 2147483647 then "- " ^ string_of_int (~ k) |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
402 |
else quote ("- " ^ string_of_int (~ k)) |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
403 |
else if k <= 2147483647 then string_of_int k |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
404 |
else quote (string_of_int k) |
34294 | 405 |
in Literals { |
406 |
literal_char = Library.enclose "'" "'" o char_scala, |
|
407 |
literal_string = quote o translate_string char_scala, |
|
34944
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
408 |
literal_numeral = fn k => "BigInt(" ^ numeral_scala k ^ ")", |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
409 |
literal_positive_numeral = fn k => "Nat.Nat(" ^ numeral_scala k ^ ")", |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
410 |
literal_naive_numeral = fn k => if k >= 0 |
970e1466028d
code literals: distinguish numeral classes by different entries
haftmann
parents:
34900
diff
changeset
|
411 |
then string_of_int k else "(- " ^ string_of_int (~ k) ^ ")", |
34888 | 412 |
literal_list = fn [] => str "Nil" | ps => Pretty.block [str "List", enum "," "(" ")" ps], |
34294 | 413 |
infix_cons = (6, "::") |
414 |
} end; |
|
415 |
||
416 |
||
37745
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
417 |
(** formal checking of compiled code **) |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
418 |
|
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
419 |
fun check thy = Code_Target.external_check thy target |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
420 |
"SCALA_HOME" I (fn scala_home => fn p => fn _ => |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
421 |
Path.implode (Path.append (Path.explode scala_home) (Path.explode "bin/scalac")) ^ " *.scala"); |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
422 |
|
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
423 |
|
6315b6426200
checking generated code for various target languages
haftmann
parents:
37669
diff
changeset
|
424 |
|
34294 | 425 |
(** Isar setup **) |
426 |
||
427 |
fun isar_seri_scala module_name = |
|
428 |
Code_Target.parse_args (Scan.succeed ()) |
|
429 |
#> (fn () => serialize_scala module_name); |
|
430 |
||
431 |
val setup = |
|
432 |
Code_Target.add_target (target, (isar_seri_scala, literals)) |
|
37464 | 433 |
#> Code_Target.add_syntax_tyco target "fun" |
434 |
(SOME (2, fn print_typ => fn fxy => fn [ty1, ty2] => |
|
435 |
brackify_infix (1, R) fxy ( |
|
436 |
print_typ BR ty1 (*product type vs. tupled arguments!*), |
|
437 |
str "=>", |
|
438 |
print_typ (INFX (1, R)) ty2 |
|
439 |
))) |
|
34294 | 440 |
#> fold (Code_Target.add_reserved target) [ |
441 |
"abstract", "case", "catch", "class", "def", "do", "else", "extends", "false", |
|
442 |
"final", "finally", "for", "forSome", "if", "implicit", "import", "lazy", |
|
443 |
"match", "new", "null", "object", "override", "package", "private", "protected", |
|
444 |
"requires", "return", "sealed", "super", "this", "throw", "trait", "try", |
|
37243
6e2ac5358d6e
capitalized type variables; added yield as keyword
haftmann
parents:
37224
diff
changeset
|
445 |
"true", "type", "val", "var", "while", "with", "yield" |
34294 | 446 |
] |
447 |
#> fold (Code_Target.add_reserved target) [ |
|
37639 | 448 |
"apply", "error", "BigInt", "Nil", "List" |
34294 | 449 |
]; |
450 |
||
451 |
end; (*struct*) |