package ocamlformat-mlx-lib
OCaml .mlx Code Formatter
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Dune Dependency
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0.26.2.0.tar.gz
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doc/src/ocamlformat-mlx-lib.parser_extended/ast_mapper.ml.html
Source file ast_mapper.ml
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(**************************************************************************) (* *) (* OCaml *) (* *) (* Alain Frisch, LexiFi *) (* *) (* Copyright 2012 Institut National de Recherche en Informatique et *) (* en Automatique. *) (* *) (* All rights reserved. This file is distributed under the terms of *) (* the GNU Lesser General Public License version 2.1, with the *) (* special exception on linking described in the file LICENSE. *) (* *) (**************************************************************************) (* A generic Parsetree mapping class *) (* [@@@ocaml.warning "+9"] (* Ensure that record patterns don't miss any field. *) *) open Parsetree open Ast_helper open Location module String = Misc.Stdlib.String type mapper = { arg_label: mapper -> Asttypes.arg_label -> Asttypes.arg_label; attribute: mapper -> attribute -> attribute; attributes: mapper -> attribute list -> attribute list; binding_op: mapper -> binding_op -> binding_op; case: mapper -> case -> case; cases: mapper -> case list -> case list; class_declaration: mapper -> class_declaration -> class_declaration; class_description: mapper -> class_description -> class_description; class_expr: mapper -> class_expr -> class_expr; class_field: mapper -> class_field -> class_field; class_signature: mapper -> class_signature -> class_signature; class_structure: mapper -> class_structure -> class_structure; class_type: mapper -> class_type -> class_type; class_type_declaration: mapper -> class_type_declaration -> class_type_declaration; class_type_field: mapper -> class_type_field -> class_type_field; constant: mapper -> constant -> constant; constructor_declaration: mapper -> constructor_declaration -> constructor_declaration; expr: mapper -> expression -> expression; extension: mapper -> extension -> extension; extension_constructor: mapper -> extension_constructor -> extension_constructor; include_declaration: mapper -> include_declaration -> include_declaration; include_description: mapper -> include_description -> include_description; label_declaration: mapper -> label_declaration -> label_declaration; location: mapper -> Location.t -> Location.t; module_binding: mapper -> module_binding -> module_binding; module_declaration: mapper -> module_declaration -> module_declaration; module_substitution: mapper -> module_substitution -> module_substitution; module_expr: mapper -> module_expr -> module_expr; module_type: mapper -> module_type -> module_type; module_type_declaration: mapper -> module_type_declaration -> module_type_declaration; open_declaration: mapper -> open_declaration -> open_declaration; open_description: mapper -> open_description -> open_description; pat: mapper -> pattern -> pattern; payload: mapper -> payload -> payload; signature: mapper -> signature -> signature; signature_item: mapper -> signature_item -> signature_item; structure: mapper -> structure -> structure; structure_item: mapper -> structure_item -> structure_item; typ: mapper -> core_type -> core_type; type_declaration: mapper -> type_declaration -> type_declaration; type_extension: mapper -> type_extension -> type_extension; type_exception: mapper -> type_exception -> type_exception; type_kind: mapper -> type_kind -> type_kind; value_binding: mapper -> value_binding -> value_binding; value_bindings: mapper -> value_bindings -> value_bindings; value_description: mapper -> value_description -> value_description; with_constraint: mapper -> with_constraint -> with_constraint; directive_argument: mapper -> directive_argument -> directive_argument; toplevel_directive: mapper -> toplevel_directive -> toplevel_directive; toplevel_phrase: mapper -> toplevel_phrase -> toplevel_phrase; repl_phrase: mapper -> repl_phrase -> repl_phrase; } let map_fst f (x, y) = (f x, y) (*let map_snd f (x, y) = (x, f y)*) let map_tuple f1 f2 (x, y) = (f1 x, f2 y) let map_tuple3 f1 f2 f3 (x, y, z) = (f1 x, f2 y, f3 z) let map_opt f = function None -> None | Some x -> Some (f x) let map_loc sub {loc; txt} = {loc = sub.location sub loc; txt} let variant_var sub x = {loc = sub.location sub x.loc; txt= map_loc sub x.txt} let map_package_type sub (lid, l) = (map_loc sub lid), (List.map (map_tuple (map_loc sub) (sub.typ sub)) l) let map_arg_label sub = function | Asttypes.Nolabel -> Asttypes.Nolabel | Labelled x -> Labelled (map_loc sub x) | Optional x -> Optional (map_loc sub x) module Flag = struct open Asttypes let map_obj_closed sub = function | OClosed -> OClosed | OOpen loc -> OOpen (sub.location sub loc) let map_private sub = function | Private loc -> Private (sub.location sub loc) | Public -> Public let map_mutable sub = function | Mutable loc -> Mutable (sub.location sub loc) | Immutable -> Immutable let map_virtual sub = function | Virtual loc -> Virtual (sub.location sub loc) | Concrete -> Concrete let map_private_virtual sub { pv_priv; pv_virt } = let pv_priv = map_opt (sub.location sub) pv_priv in let pv_virt = map_opt (sub.location sub) pv_virt in { pv_priv; pv_virt } let map_mutable_virtual sub { mv_mut; mv_virt } = let mv_mut = map_opt (sub.location sub) mv_mut in let mv_virt = map_opt (sub.location sub) mv_virt in { mv_mut; mv_virt } end module C = struct (* Constants *) let map sub { pconst_desc; pconst_loc } = let loc = sub.location sub pconst_loc in let desc = match pconst_desc with | Pconst_integer _ | Pconst_char _ | Pconst_float _ -> pconst_desc | Pconst_string (s, loc, quotation_delimiter) -> Pconst_string (s, sub.location sub loc, quotation_delimiter) in Const.mk ~loc desc end module T = struct (* Type expressions for the core language *) let row_field sub { prf_desc; prf_loc; prf_attributes; } = let loc = sub.location sub prf_loc in let attrs = sub.attributes sub prf_attributes in let desc = match prf_desc with | Rtag (l, b, tl) -> Rtag (variant_var sub l, b, List.map (sub.typ sub) tl) | Rinherit t -> Rinherit (sub.typ sub t) in Rf.mk ~loc ~attrs desc let object_field sub { pof_desc; pof_loc; pof_attributes; } = let loc = sub.location sub pof_loc in let attrs = sub.attributes sub pof_attributes in let desc = match pof_desc with | Otag (l, t) -> Otag (map_loc sub l, sub.typ sub t) | Oinherit t -> Oinherit (sub.typ sub t) in Of.mk ~loc ~attrs desc let map_arrow_param sub {pap_label; pap_loc; pap_type} = let pap_label = sub.arg_label sub pap_label in let pap_loc = sub.location sub pap_loc in let pap_type = sub.typ sub pap_type in {pap_label; pap_loc; pap_type} let map sub {ptyp_desc = desc; ptyp_loc = loc; ptyp_attributes = attrs} = let open Typ in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Ptyp_any -> any ~loc ~attrs () | Ptyp_var s -> var ~loc ~attrs s | Ptyp_arrow (params, t2) -> arrow ~loc ~attrs (List.map (map_arrow_param sub) params) (sub.typ sub t2) | Ptyp_tuple tyl -> tuple ~loc ~attrs (List.map (sub.typ sub) tyl) | Ptyp_constr (lid, tl) -> constr ~loc ~attrs (map_loc sub lid) (List.map (sub.typ sub) tl) | Ptyp_object (l, o) -> object_ ~loc ~attrs (List.map (object_field sub) l) (Flag.map_obj_closed sub o) | Ptyp_class (lid, tl) -> class_ ~loc ~attrs (map_loc sub lid) (List.map (sub.typ sub) tl) | Ptyp_alias (t, s) -> alias ~loc ~attrs (sub.typ sub t) (map_loc sub s) | Ptyp_variant (rl, b, ll) -> variant ~loc ~attrs (List.map (row_field sub) rl) b (map_opt (List.map (variant_var sub)) ll) | Ptyp_poly (sl, t) -> poly ~loc ~attrs (List.map (map_loc sub) sl) (sub.typ sub t) | Ptyp_package pt -> let lid, l = map_package_type sub pt in package ~loc ~attrs lid l | Ptyp_extension x -> extension ~loc ~attrs (sub.extension sub x) let map_type_declaration sub {ptype_name; ptype_params; ptype_cstrs; ptype_kind; ptype_private; ptype_manifest; ptype_attributes; ptype_loc} = let loc = sub.location sub ptype_loc in let attrs = sub.attributes sub ptype_attributes in Type.mk ~loc ~attrs (map_loc sub ptype_name) ~params:(List.map (map_fst (sub.typ sub)) ptype_params) ~priv:(Flag.map_private sub ptype_private) ~cstrs:(List.map (map_tuple3 (sub.typ sub) (sub.typ sub) (sub.location sub)) ptype_cstrs) ~kind:(sub.type_kind sub ptype_kind) ?manifest:(map_opt (sub.typ sub) ptype_manifest) let map_type_kind sub = function | Ptype_abstract -> Ptype_abstract | Ptype_variant l -> Ptype_variant (List.map (sub.constructor_declaration sub) l) | Ptype_record l -> Ptype_record (List.map (sub.label_declaration sub) l) | Ptype_open -> Ptype_open let map_constructor_arguments sub = function | Pcstr_tuple l -> Pcstr_tuple (List.map (sub.typ sub) l) | Pcstr_record (loc, l) -> let loc = sub.location sub loc in let l = List.map (sub.label_declaration sub) l in Pcstr_record (loc, l) let map_type_extension sub {ptyext_path; ptyext_params; ptyext_constructors; ptyext_private; ptyext_loc; ptyext_attributes} = let loc = sub.location sub ptyext_loc in let attrs = sub.attributes sub ptyext_attributes in Te.mk ~loc ~attrs (map_loc sub ptyext_path) (List.map (sub.extension_constructor sub) ptyext_constructors) ~params:(List.map (map_fst (sub.typ sub)) ptyext_params) ~priv:(Flag.map_private sub ptyext_private) let map_type_exception sub {ptyexn_constructor; ptyexn_loc; ptyexn_attributes} = let loc = sub.location sub ptyexn_loc in let attrs = sub.attributes sub ptyexn_attributes in Te.mk_exception ~loc ~attrs (sub.extension_constructor sub ptyexn_constructor) let map_extension_constructor_kind sub = function Pext_decl(vars, ctl, cto) -> Pext_decl(List.map (map_loc sub) vars, map_constructor_arguments sub ctl, map_opt (sub.typ sub) cto) | Pext_rebind li -> Pext_rebind (map_loc sub li) let map_extension_constructor sub {pext_name; pext_kind; pext_loc; pext_attributes} = let loc = sub.location sub pext_loc in let attrs = sub.attributes sub pext_attributes in Te.constructor ~loc ~attrs (map_loc sub pext_name) (map_extension_constructor_kind sub pext_kind) end module CT = struct (* Type expressions for the class language *) let map sub {pcty_loc = loc; pcty_desc = desc; pcty_attributes = attrs} = let open Cty in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pcty_constr (lid, tys) -> constr ~loc ~attrs (map_loc sub lid) (List.map (sub.typ sub) tys) | Pcty_signature x -> signature ~loc ~attrs (sub.class_signature sub x) | Pcty_arrow (params, ct) -> arrow ~loc ~attrs (List.map (T.map_arrow_param sub) params) (sub.class_type sub ct) | Pcty_extension x -> extension ~loc ~attrs (sub.extension sub x) | Pcty_open (o, ct) -> open_ ~loc ~attrs (sub.open_description sub o) (sub.class_type sub ct) let map_field sub {pctf_desc = desc; pctf_loc = loc; pctf_attributes = attrs} = let open Ctf in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pctf_inherit ct -> inherit_ ~loc ~attrs (sub.class_type sub ct) | Pctf_val (s, mv, t) -> val_ ~loc ~attrs (map_loc sub s) (Flag.map_mutable_virtual sub mv) (sub.typ sub t) | Pctf_method (s, pv, t) -> method_ ~loc ~attrs (map_loc sub s) (Flag.map_private_virtual sub pv) (sub.typ sub t) | Pctf_constraint (t1, t2) -> constraint_ ~loc ~attrs (sub.typ sub t1) (sub.typ sub t2) | Pctf_attribute x -> attribute ~loc (sub.attribute sub x) | Pctf_extension x -> extension ~loc ~attrs (sub.extension sub x) let map_signature sub {pcsig_self; pcsig_fields} = Csig.mk (map_opt (sub.typ sub) pcsig_self) (List.map (sub.class_type_field sub) pcsig_fields) end let map_functor_param sub {loc; txt} = let loc = sub.location sub loc in let txt = match txt with | Unit -> Unit | Named (s, mt) -> Named (map_loc sub s, sub.module_type sub mt) in {loc; txt} module MT = struct (* Type expressions for the module language *) let map sub {pmty_desc = desc; pmty_loc = loc; pmty_attributes = attrs} = let open Mty in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pmty_ident s -> ident ~loc ~attrs (map_loc sub s) | Pmty_alias s -> alias ~loc ~attrs (map_loc sub s) | Pmty_signature sg -> signature ~loc ~attrs (sub.signature sub sg) | Pmty_functor (params, mt) -> functor_ ~loc ~attrs (List.map (map_functor_param sub) params) (sub.module_type sub mt) | Pmty_gen (arg_loc, mt) -> gen ~loc ~attrs (sub.location sub arg_loc) (sub.module_type sub mt) | Pmty_with (mt, l) -> with_ ~loc ~attrs (sub.module_type sub mt) (List.map (sub.with_constraint sub) l) | Pmty_typeof me -> typeof_ ~loc ~attrs (sub.module_expr sub me) | Pmty_extension x -> extension ~loc ~attrs (sub.extension sub x) let map_with_constraint sub = function | Pwith_type (lid, d) -> Pwith_type (map_loc sub lid, sub.type_declaration sub d) | Pwith_module (lid, lid2) -> Pwith_module (map_loc sub lid, map_loc sub lid2) | Pwith_modtype (lid, mty) -> Pwith_modtype (map_loc sub lid, sub.module_type sub mty) | Pwith_typesubst (lid, d) -> Pwith_typesubst (map_loc sub lid, sub.type_declaration sub d) | Pwith_modsubst (s, lid) -> Pwith_modsubst (map_loc sub s, map_loc sub lid) | Pwith_modtypesubst (lid, mty) -> Pwith_modtypesubst (map_loc sub lid, sub.module_type sub mty) let map_signature_item sub {psig_desc = desc; psig_loc = loc} = let open Sig in let loc = sub.location sub loc in match desc with | Psig_value vd -> value ~loc (sub.value_description sub vd) | Psig_type (rf, l) -> type_ ~loc rf (List.map (sub.type_declaration sub) l) | Psig_typesubst l -> type_subst ~loc (List.map (sub.type_declaration sub) l) | Psig_typext te -> type_extension ~loc (sub.type_extension sub te) | Psig_exception ed -> exception_ ~loc (sub.type_exception sub ed) | Psig_module x -> module_ ~loc (sub.module_declaration sub x) | Psig_modsubst x -> mod_subst ~loc (sub.module_substitution sub x) | Psig_recmodule l -> rec_module ~loc (List.map (sub.module_declaration sub) l) | Psig_modtype x -> modtype ~loc (sub.module_type_declaration sub x) | Psig_modtypesubst x -> modtype_subst ~loc (sub.module_type_declaration sub x) | Psig_open x -> open_ ~loc (sub.open_description sub x) | Psig_include x -> include_ ~loc (sub.include_description sub x) | Psig_class l -> class_ ~loc (List.map (sub.class_description sub) l) | Psig_class_type l -> class_type ~loc (List.map (sub.class_type_declaration sub) l) | Psig_extension (x, attrs) -> let attrs = sub.attributes sub attrs in extension ~loc ~attrs (sub.extension sub x) | Psig_attribute x -> attribute ~loc (sub.attribute sub x) end module M = struct (* Value expressions for the module language *) let map sub {pmod_loc = loc; pmod_desc = desc; pmod_attributes = attrs} = let open Mod in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pmod_ident x -> ident ~loc ~attrs (map_loc sub x) | Pmod_structure str -> structure ~loc ~attrs (sub.structure sub str) | Pmod_functor (params, body) -> functor_ ~loc ~attrs (List.map (map_functor_param sub) params) (sub.module_expr sub body) | Pmod_apply (m1, m2) -> apply ~loc ~attrs (sub.module_expr sub m1) (sub.module_expr sub m2) | Pmod_apply_unit (me, lc) -> apply_unit ~loc ~attrs (sub.module_expr sub me) (sub.location sub lc) | Pmod_constraint (m, mty) -> constraint_ ~loc ~attrs (sub.module_expr sub m) (sub.module_type sub mty) | Pmod_unpack (e, ty1, ty2) -> unpack ~loc ~attrs (sub.expr sub e) (map_opt (map_package_type sub) ty1) (map_opt (map_package_type sub) ty2) | Pmod_extension x -> extension ~loc ~attrs (sub.extension sub x) | Pmod_hole -> hole ~loc ~attrs () let map_structure_item sub {pstr_loc = loc; pstr_desc = desc} = let open Str in let loc = sub.location sub loc in match desc with | Pstr_eval (x, attrs) -> let attrs = sub.attributes sub attrs in eval ~loc ~attrs (sub.expr sub x) | Pstr_value lbs -> value ~loc (sub.value_bindings sub lbs) | Pstr_primitive vd -> primitive ~loc (sub.value_description sub vd) | Pstr_type (rf, l) -> type_ ~loc rf (List.map (sub.type_declaration sub) l) | Pstr_typext te -> type_extension ~loc (sub.type_extension sub te) | Pstr_exception ed -> exception_ ~loc (sub.type_exception sub ed) | Pstr_module x -> module_ ~loc (sub.module_binding sub x) | Pstr_recmodule l -> rec_module ~loc (List.map (sub.module_binding sub) l) | Pstr_modtype x -> modtype ~loc (sub.module_type_declaration sub x) | Pstr_open x -> open_ ~loc (sub.open_declaration sub x) | Pstr_class l -> class_ ~loc (List.map (sub.class_declaration sub) l) | Pstr_class_type l -> class_type ~loc (List.map (sub.class_type_declaration sub) l) | Pstr_include x -> include_ ~loc (sub.include_declaration sub x) | Pstr_extension (x, attrs) -> let attrs = sub.attributes sub attrs in extension ~loc ~attrs (sub.extension sub x) | Pstr_attribute x -> attribute ~loc (sub.attribute sub x) end module E = struct (* Value expressions for the core language *) let map_if_branch sub {if_cond; if_body; if_attrs} = let if_cond = sub.expr sub if_cond in let if_body = sub.expr sub if_body in let if_attrs = sub.attributes sub if_attrs in { if_cond; if_body; if_attrs } let map sub {pexp_loc = loc; pexp_desc = desc; pexp_attributes = attrs} = let open Exp in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pexp_ident x -> ident ~loc ~attrs (map_loc sub x) | Pexp_constant x -> constant ~loc ~attrs (sub.constant sub x) | Pexp_let (lbs, e) -> let_ ~loc ~attrs (sub.value_bindings sub lbs) (sub.expr sub e) | Pexp_fun (lab, def, p, e) -> fun_ ~loc ~attrs (sub.arg_label sub lab) (map_opt (sub.expr sub) def) (sub.pat sub p) (sub.expr sub e) | Pexp_function pel -> function_ ~loc ~attrs (sub.cases sub pel) | Pexp_apply (e, l) -> apply ~loc ~attrs (sub.expr sub e) (List.map (map_tuple (sub.arg_label sub) (sub.expr sub)) l) | Pexp_match (e, pel) -> match_ ~loc ~attrs (sub.expr sub e) (sub.cases sub pel) | Pexp_try (e, pel) -> try_ ~loc ~attrs (sub.expr sub e) (sub.cases sub pel) | Pexp_tuple el -> tuple ~loc ~attrs (List.map (sub.expr sub) el) | Pexp_construct (lid, arg) -> construct ~loc ~attrs (map_loc sub lid) (map_opt (sub.expr sub) arg) | Pexp_variant (lab, eo) -> variant ~loc ~attrs (variant_var sub lab) (map_opt (sub.expr sub) eo) | Pexp_record (l, eo) -> let fields = List.map (map_tuple3 (map_loc sub) (map_tuple (map_opt (sub.typ sub)) (map_opt (sub.typ sub))) (map_opt (sub.expr sub))) l in record ~loc ~attrs fields (map_opt (sub.expr sub) eo) | Pexp_field (e, lid) -> field ~loc ~attrs (sub.expr sub e) (map_loc sub lid) | Pexp_setfield (e1, lid, e2) -> setfield ~loc ~attrs (sub.expr sub e1) (map_loc sub lid) (sub.expr sub e2) | Pexp_array el -> array ~loc ~attrs (List.map (sub.expr sub) el) | Pexp_list el -> list ~loc ~attrs (List.map (sub.expr sub) el) | Pexp_ifthenelse (eN, e2) -> ifthenelse ~loc ~attrs (List.map (map_if_branch sub) eN) (map_opt (sub.expr sub) e2) | Pexp_sequence (e1, e2) -> sequence ~loc ~attrs (sub.expr sub e1) (sub.expr sub e2) | Pexp_while (e1, e2) -> while_ ~loc ~attrs (sub.expr sub e1) (sub.expr sub e2) | Pexp_for (p, e1, e2, d, e3) -> for_ ~loc ~attrs (sub.pat sub p) (sub.expr sub e1) (sub.expr sub e2) d (sub.expr sub e3) | Pexp_coerce (e, t1, t2) -> coerce ~loc ~attrs (sub.expr sub e) (map_opt (sub.typ sub) t1) (sub.typ sub t2) | Pexp_constraint (e, t) -> constraint_ ~loc ~attrs (sub.expr sub e) (sub.typ sub t) | Pexp_send (e, s) -> send ~loc ~attrs (sub.expr sub e) (map_loc sub s) | Pexp_new lid -> new_ ~loc ~attrs (map_loc sub lid) | Pexp_setinstvar (s, e) -> setinstvar ~loc ~attrs (map_loc sub s) (sub.expr sub e) | Pexp_indexop_access {pia_lhs; pia_kind; pia_paren; pia_rhs} -> let pia_kind = match pia_kind with | Builtin idx -> Builtin (sub.expr sub idx) | Dotop (path, op, idx) -> Dotop(map_opt (map_loc sub) path, op, List.map (sub.expr sub) idx) in indexop_access ~loc ~attrs (sub.expr sub pia_lhs) pia_kind pia_paren (map_opt (sub.expr sub) pia_rhs) | Pexp_override sel -> override ~loc ~attrs (List.map (map_tuple (map_loc sub) (sub.expr sub)) sel) | Pexp_letmodule (s, args, me, e) -> letmodule ~loc ~attrs (map_loc sub s) (List.map (map_functor_param sub) args) (sub.module_expr sub me) (sub.expr sub e) | Pexp_letexception (cd, e) -> letexception ~loc ~attrs (sub.extension_constructor sub cd) (sub.expr sub e) | Pexp_assert e -> assert_ ~loc ~attrs (sub.expr sub e) | Pexp_lazy e -> lazy_ ~loc ~attrs (sub.expr sub e) | Pexp_poly (e, t) -> poly ~loc ~attrs (sub.expr sub e) (map_opt (sub.typ sub) t) | Pexp_object cls -> object_ ~loc ~attrs (sub.class_structure sub cls) | Pexp_newtype (s, e) -> newtype ~loc ~attrs (map_loc sub s) (sub.expr sub e) | Pexp_pack (me, pt) -> pack ~loc ~attrs (sub.module_expr sub me) (map_opt (map_package_type sub) pt) | Pexp_open (o, e) -> open_ ~loc ~attrs (map_loc sub o) (sub.expr sub e) | Pexp_letopen (o, e) -> letopen ~loc ~attrs (sub.open_declaration sub o) (sub.expr sub e) | Pexp_letop {let_; ands; body} -> letop ~loc ~attrs (sub.binding_op sub let_) (List.map (sub.binding_op sub) ands) (sub.expr sub body) | Pexp_extension x -> extension ~loc ~attrs (sub.extension sub x) | Pexp_unreachable -> unreachable ~loc ~attrs () | Pexp_hole -> hole ~loc ~attrs () | Pexp_beginend e -> beginend ~loc ~attrs (sub.expr sub e) | Pexp_parens e -> parens ~loc ~attrs (sub.expr sub e) | Pexp_cons l -> cons ~loc ~attrs (List.map (sub.expr sub) l) | Pexp_prefix (op, e) -> prefix ~loc ~attrs (map_loc sub op) (sub.expr sub e) | Pexp_infix (op, e1, e2) -> infix ~loc ~attrs (map_loc sub op) (sub.expr sub e1) (sub.expr sub e2) let map_binding_op sub {pbop_op; pbop_pat; pbop_exp; pbop_loc} = let open Exp in let op = map_loc sub pbop_op in let pat = sub.pat sub pbop_pat in let exp = sub.expr sub pbop_exp in let loc = sub.location sub pbop_loc in binding_op op pat exp loc end module PVB = struct let map_value_bindings sub { pvbs_bindings; pvbs_rec; pvbs_extension } = let pvbs_bindings = List.map (sub.value_binding sub) pvbs_bindings in let pvbs_extension = map_opt (map_loc sub) pvbs_extension in { pvbs_bindings; pvbs_rec; pvbs_extension } end module P = struct (* Patterns *) let map sub {ppat_desc = desc; ppat_loc = loc; ppat_attributes = attrs} = let open Pat in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Ppat_any -> any ~loc ~attrs () | Ppat_var s -> var ~loc ~attrs (map_loc sub s) | Ppat_alias (p, s) -> alias ~loc ~attrs (sub.pat sub p) (map_loc sub s) | Ppat_constant c -> constant ~loc ~attrs (sub.constant sub c) | Ppat_interval (c1, c2) -> interval ~loc ~attrs (sub.constant sub c1) (sub.constant sub c2) | Ppat_tuple pl -> tuple ~loc ~attrs (List.map (sub.pat sub) pl) | Ppat_construct (l, p) -> construct ~loc ~attrs (map_loc sub l) (map_opt (fun (vl, p) -> List.map (map_loc sub) vl, sub.pat sub p) p) | Ppat_variant (l, p) -> variant ~loc ~attrs (variant_var sub l) (map_opt (sub.pat sub) p) | Ppat_record (lpl, cf) -> let fields = List.map (map_tuple3 (map_loc sub) (map_opt (sub.typ sub)) (map_opt (sub.pat sub))) lpl in record ~loc ~attrs fields (Flag.map_obj_closed sub cf) | Ppat_array pl -> array ~loc ~attrs (List.map (sub.pat sub) pl) | Ppat_list pl -> list ~loc ~attrs (List.map (sub.pat sub) pl) | Ppat_or pl -> or_ ~loc ~attrs (List.map (sub.pat sub) pl) | Ppat_constraint (p, t) -> constraint_ ~loc ~attrs (sub.pat sub p) (sub.typ sub t) | Ppat_type s -> type_ ~loc ~attrs (map_loc sub s) | Ppat_lazy p -> lazy_ ~loc ~attrs (sub.pat sub p) | Ppat_unpack (s, pt) -> unpack ~loc ~attrs (map_loc sub s) (map_opt (map_package_type sub) pt) | Ppat_open (lid,p) -> open_ ~loc ~attrs (map_loc sub lid) (sub.pat sub p) | Ppat_exception p -> exception_ ~loc ~attrs (sub.pat sub p) | Ppat_extension x -> extension ~loc ~attrs (sub.extension sub x) | Ppat_cons pl -> cons ~loc ~attrs (List.map (sub.pat sub) pl) end module CE = struct (* Value expressions for the class language *) let map sub {pcl_loc = loc; pcl_desc = desc; pcl_attributes = attrs} = let open Cl in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pcl_constr (lid, tys) -> constr ~loc ~attrs (map_loc sub lid) (List.map (sub.typ sub) tys) | Pcl_structure s -> structure ~loc ~attrs (sub.class_structure sub s) | Pcl_fun (lab, e, p, ce) -> fun_ ~loc ~attrs (sub.arg_label sub lab) (map_opt (sub.expr sub) e) (sub.pat sub p) (sub.class_expr sub ce) | Pcl_apply (ce, l) -> apply ~loc ~attrs (sub.class_expr sub ce) (List.map (map_tuple (sub.arg_label sub) (sub.expr sub)) l) | Pcl_let (lbs, ce) -> let_ ~loc ~attrs (sub.value_bindings sub lbs) (sub.class_expr sub ce) | Pcl_constraint (ce, ct) -> constraint_ ~loc ~attrs (sub.class_expr sub ce) (sub.class_type sub ct) | Pcl_extension x -> extension ~loc ~attrs (sub.extension sub x) | Pcl_open (o, ce) -> open_ ~loc ~attrs (sub.open_description sub o) (sub.class_expr sub ce) let map_kind sub = function | Cfk_concrete (o, e) -> Cfk_concrete (o, sub.expr sub e) | Cfk_virtual t -> Cfk_virtual (sub.typ sub t) let map_field sub {pcf_desc = desc; pcf_loc = loc; pcf_attributes = attrs} = let open Cf in let loc = sub.location sub loc in let attrs = sub.attributes sub attrs in match desc with | Pcf_inherit (o, ce, s) -> inherit_ ~loc ~attrs o (sub.class_expr sub ce) (map_opt (map_loc sub) s) | Pcf_val (s, mv, k) -> val_ ~loc ~attrs (map_loc sub s) (Flag.map_mutable_virtual sub mv) (map_kind sub k) | Pcf_method (s, pv, k) -> method_ ~loc ~attrs (map_loc sub s) (Flag.map_private_virtual sub pv) (map_kind sub k) | Pcf_constraint (t1, t2) -> constraint_ ~loc ~attrs (sub.typ sub t1) (sub.typ sub t2) | Pcf_initializer e -> initializer_ ~loc ~attrs (sub.expr sub e) | Pcf_attribute x -> attribute ~loc (sub.attribute sub x) | Pcf_extension x -> extension ~loc ~attrs (sub.extension sub x) let map_structure sub {pcstr_self; pcstr_fields} = { pcstr_self = map_opt (sub.pat sub) pcstr_self; pcstr_fields = List.map (sub.class_field sub) pcstr_fields; } let class_infos sub f {pci_virt; pci_params = pl; pci_name; pci_expr; pci_loc; pci_attributes} = let loc = sub.location sub pci_loc in let attrs = sub.attributes sub pci_attributes in Ci.mk ~loc ~attrs ~virt:(Flag.map_virtual sub pci_virt) ~params:(List.map (map_fst (sub.typ sub)) pl) (map_loc sub pci_name) (f pci_expr) end (* Now, a generic AST mapper, to be extended to cover all kinds and cases of the OCaml grammar. The default behavior of the mapper is the identity. *) let default_mapper = { arg_label = map_arg_label; constant = C.map; structure = (fun this l -> List.map (this.structure_item this) l); structure_item = M.map_structure_item; module_expr = M.map; signature = (fun this l -> List.map (this.signature_item this) l); signature_item = MT.map_signature_item; module_type = MT.map; with_constraint = MT.map_with_constraint; class_declaration = (fun this -> CE.class_infos this (this.class_expr this)); class_expr = CE.map; class_field = CE.map_field; class_structure = CE.map_structure; class_type = CT.map; class_type_field = CT.map_field; class_signature = CT.map_signature; class_type_declaration = (fun this -> CE.class_infos this (this.class_type this)); class_description = (fun this -> CE.class_infos this (this.class_type this)); type_declaration = T.map_type_declaration; type_kind = T.map_type_kind; typ = T.map; type_extension = T.map_type_extension; type_exception = T.map_type_exception; extension_constructor = T.map_extension_constructor; value_description = (fun this {pval_name; pval_type; pval_prim; pval_loc; pval_attributes} -> Val.mk (map_loc this pval_name) (this.typ this pval_type) ~attrs:(this.attributes this pval_attributes) ~loc:(this.location this pval_loc) ~prim:(List.map (map_loc this) pval_prim) ); pat = P.map; expr = E.map; binding_op = E.map_binding_op; module_declaration = (fun this {pmd_name; pmd_args; pmd_type; pmd_attributes; pmd_loc} -> Md.mk (map_loc this pmd_name) (List.map (map_functor_param this) pmd_args) (this.module_type this pmd_type) ~attrs:(this.attributes this pmd_attributes) ~loc:(this.location this pmd_loc) ); module_substitution = (fun this {pms_name; pms_manifest; pms_attributes; pms_loc} -> Ms.mk (map_loc this pms_name) (map_loc this pms_manifest) ~attrs:(this.attributes this pms_attributes) ~loc:(this.location this pms_loc) ); module_type_declaration = (fun this {pmtd_name; pmtd_type; pmtd_attributes; pmtd_loc} -> Mtd.mk (map_loc this pmtd_name) ?typ:(map_opt (this.module_type this) pmtd_type) ~attrs:(this.attributes this pmtd_attributes) ~loc:(this.location this pmtd_loc) ); module_binding = (fun this {pmb_name; pmb_args; pmb_expr; pmb_attributes; pmb_loc} -> Mb.mk (map_loc this pmb_name) (List.map (map_functor_param this) pmb_args) (this.module_expr this pmb_expr) ~attrs:(this.attributes this pmb_attributes) ~loc:(this.location this pmb_loc) ); open_declaration = (fun this {popen_expr; popen_override; popen_attributes; popen_loc} -> Opn.mk (this.module_expr this popen_expr) ~override:popen_override ~loc:(this.location this popen_loc) ~attrs:(this.attributes this popen_attributes) ); open_description = (fun this {popen_expr; popen_override; popen_attributes; popen_loc} -> Opn.mk (map_loc this popen_expr) ~override:popen_override ~loc:(this.location this popen_loc) ~attrs:(this.attributes this popen_attributes) ); include_description = (fun this {pincl_mod; pincl_attributes; pincl_loc} -> Incl.mk (this.module_type this pincl_mod) ~loc:(this.location this pincl_loc) ~attrs:(this.attributes this pincl_attributes) ); include_declaration = (fun this {pincl_mod; pincl_attributes; pincl_loc} -> Incl.mk (this.module_expr this pincl_mod) ~loc:(this.location this pincl_loc) ~attrs:(this.attributes this pincl_attributes) ); value_binding = (fun this {pvb_pat; pvb_expr; pvb_constraint; pvb_is_pun; pvb_attributes; pvb_loc} -> let map_ct (ct:Parsetree.value_constraint) = match ct with | Pvc_constraint {locally_abstract_univars=vars; typ} -> Pvc_constraint { locally_abstract_univars = List.map (map_loc this) vars; typ = this.typ this typ } | Pvc_coercion { ground; coercion } -> Pvc_coercion { ground = Option.map (this.typ this) ground; coercion = this.typ this coercion } in Vb.mk (this.pat this pvb_pat) (this.expr this pvb_expr) ?value_constraint:(Option.map map_ct pvb_constraint) ~is_pun:pvb_is_pun ~loc:(this.location this pvb_loc) ~attrs:(this.attributes this pvb_attributes) ); value_bindings = PVB.map_value_bindings; constructor_declaration = (fun this {pcd_name; pcd_vars; pcd_args; pcd_res; pcd_loc; pcd_attributes} -> Type.constructor (map_loc this pcd_name) ~vars:(List.map (map_loc this) pcd_vars) ~args:(T.map_constructor_arguments this pcd_args) ?res:(map_opt (this.typ this) pcd_res) ~loc:(this.location this pcd_loc) ~attrs:(this.attributes this pcd_attributes) ); label_declaration = (fun this {pld_name; pld_type; pld_loc; pld_mutable; pld_attributes} -> Type.field (map_loc this pld_name) (this.typ this pld_type) ~mut:(Flag.map_mutable this pld_mutable) ~loc:(this.location this pld_loc) ~attrs:(this.attributes this pld_attributes) ); cases = (fun this l -> List.map (this.case this) l); case = (fun this {pc_lhs; pc_guard; pc_rhs} -> { pc_lhs = this.pat this pc_lhs; pc_guard = map_opt (this.expr this) pc_guard; pc_rhs = this.expr this pc_rhs; } ); location = (fun _this l -> l); extension = (fun this (s, e) -> (map_loc this s, this.payload this e)); attribute = (fun this a -> { attr_name = map_loc this a.attr_name; attr_payload = this.payload this a.attr_payload; attr_loc = this.location this a.attr_loc } ); attributes = (fun this l -> List.map (this.attribute this) l); payload = (fun this -> function | PStr x -> PStr (this.structure this x) | PSig x -> PSig (this.signature this x) | PTyp x -> PTyp (this.typ this x) | PPat (x, g) -> PPat (this.pat this x, map_opt (this.expr this) g) ); directive_argument = (fun this a -> { pdira_desc= a.pdira_desc ; pdira_loc= this.location this a.pdira_loc} ); toplevel_directive = (fun this d -> { pdir_name= map_loc this d.pdir_name ; pdir_arg= map_opt (this.directive_argument this) d.pdir_arg ; pdir_loc= this.location this d.pdir_loc } ); toplevel_phrase = (fun this -> function | Ptop_def s -> Ptop_def (this.structure this s) | Ptop_dir d -> Ptop_dir (this.toplevel_directive this d) ); repl_phrase = (fun this p -> { prepl_phrase= this.toplevel_phrase this p.prepl_phrase ; prepl_output= p.prepl_output } ); }
sectionYPositions = computeSectionYPositions($el), 10)"
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