catala/compiler/shared_ast/interpreter.mli
Louis Gesbert b4a68fa392 Add experimental lazy interpreter as a plugin
To try it (without installing Catala):
```shell-session
$ make plugins
$ export CATALA_PLUGINS=_build/default/compiler/plugins
$ dune exec -- catala lazy examples/aides_logement/tests/tests_calcul_apl_locatif.catala_fr -s Exemple2
```

Keep in mind that this is a work-in-progress prototype :)
2023-04-14 16:56:57 +02:00

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2.4 KiB
OCaml

(* This file is part of the Catala compiler, a specification language for tax
and social benefits computation rules. Copyright (C) 2020 Inria, contributor:
Denis Merigoux <denis.merigoux@inria.fr>, Alain Delaët
<alain.delaet--tixeuil@inria.Fr>, Louis Gesbert <louis.gesbert@inria.fr>
Licensed under the Apache License, Version 2.0 (the "License"); you may not
use this file except in compliance with the License. You may obtain a copy of
the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
License for the specific language governing permissions and limitations under
the License. *)
(** Reference interpreter for the default calculus *)
open Catala_utils
open Definitions
val evaluate_operator :
((([< all ] as 'a), 'm mark) gexpr -> ('a, 'm mark) gexpr) ->
decl_ctx ->
[< dcalc | lcalc > `Monomorphic `Polymorphic `Resolved ] operator ->
'm mark ->
('a, 'm mark) gexpr list ->
('a, 'm mark) gexpr
(** Evaluates the result of applying the given operator to the given arguments,
which are expected to be already reduced to values. The first argument is
used to evaluate expressions and called when reducing e.g. the [map]
operator. *)
val evaluate_expr :
decl_ctx -> (([< dcalc | lcalc ] as 'a), 'm mark) gexpr -> ('a, 'm mark) gexpr
(** Evaluates an expression according to the semantics of the default calculus. *)
val interpret_program_dcalc :
(dcalc, 'm mark) gexpr program ->
ScopeName.t ->
(Uid.MarkedString.info * (dcalc, 'm mark) gexpr) list
(** Interprets a program. This function expects an expression typed as a
function whose argument are all thunked. The function is executed by
providing for each argument a thunked empty default. Returns a list of all
the computed values for the scope variables of the executed scope. *)
val interpret_program_lcalc :
(lcalc, 'm mark) gexpr program ->
ScopeName.t ->
(Uid.MarkedString.info * (lcalc, 'm mark) gexpr) list
(** Interprets a program. This function expects an expression typed as a
function whose argument are all thunked. The function is executed by
providing for each argument a thunked empty default. Returns a list of all
the computed values for the scope variables of the executed scope. *)