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78 lines
2.5 KiB
OCaml
78 lines
2.5 KiB
OCaml
(* This file is part of the Catala compiler, a specification language for tax
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and social benefits computation rules. Copyright (C) 2020 Inria, contributor:
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Denis Merigoux <denis.merigoux@inria.fr>
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Licensed under the Apache License, Version 2.0 (the "License"); you may not
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use this file except in compliance with the License. You may obtain a copy of
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the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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License for the specific language governing permissions and limitations under
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the License. *)
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(** Abstract syntax tree of the scope language *)
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open Catala_utils
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open Shared_ast
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(** {1 Identifiers} *)
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type location = scopelang glocation
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module LocationSet : Set.S with type elt = location Mark.pos
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(** {1 Abstract syntax tree} *)
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type 'm expr = (scopelang, 'm) gexpr
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val locations_used : 'm expr -> LocationSet.t
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type 'm rule =
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| ScopeVarDefinition of {
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var : ScopeVar.t Mark.pos;
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typ : typ;
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io : Desugared.Ast.io;
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e : 'm expr;
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}
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| SubScopeVarDefinition of {
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var : ScopeVar.t Mark.pos; (** Variable within the current scope *)
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(* scope: ScopeVar.t Mark.pos; (\** Variable pointing to the *\) *)
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(* origin_var: ScopeVar.t Mark.pos;
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* reentrant: bool; *)
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var_within_origin_scope : ScopeVar.t;
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typ : typ; (* non-thunked at this point for reentrant vars *)
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e : 'm expr;
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}
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| Assertion of 'm expr
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type scope_var_ty = {
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svar_in_ty : typ;
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svar_out_ty : typ;
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svar_io : Desugared.Ast.io;
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}
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type 'm scope_decl = {
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scope_decl_name : ScopeName.t;
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scope_sig : scope_var_ty ScopeVar.Map.t;
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scope_decl_rules : 'm rule list;
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scope_options : Desugared.Ast.catala_option Mark.pos list;
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}
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type 'm program = {
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program_module_name : ModuleName.t option;
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program_ctx : decl_ctx;
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program_modules : nil scope_decl Mark.pos ScopeName.Map.t ModuleName.Map.t;
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(* Using [nil] here ensure that program interfaces don't contain any
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expressions. They won't contain any rules or topdefs, but will still have
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the scope signatures needed to respect the call convention *)
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program_scopes : 'm scope_decl Mark.pos ScopeName.Map.t;
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program_topdefs : ('m expr * typ) TopdefName.Map.t;
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program_lang : Global.backend_lang;
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}
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val type_program : 'm program -> typed program
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