Parsetree · ocaml-base-compiler 4.12.1

type constant =

| Pconst_integer of string * char option

| Pconst_char of char

| Pconst_string of string * Location.t * string option

| Pconst_float of string * char option

type location_stack = Location.t list

Extension points

type attribute = {

attr_name : string Asttypes.loc;

attr_payload : payload;

attr_loc : Location.t;

}

and extension = string Asttypes.loc * payload

and attributes = attribute list

and payload =

| PStr of structure

| PSig of signature

| PTyp of core_type

| PPat of pattern * expression option

Core language

and core_type = {

ptyp_desc : core_type_desc;

ptyp_loc : Location.t;

ptyp_loc_stack : location_stack;

ptyp_attributes : attributes;

}

and core_type_desc =

| Ptyp_any

| Ptyp_var of string

| Ptyp_arrow of Asttypes.arg_label * core_type * core_type

| Ptyp_tuple of core_type list

| Ptyp_constr of Longident.t Asttypes.loc * core_type list

| Ptyp_object of object_field list * Asttypes.closed_flag

| Ptyp_class of Longident.t Asttypes.loc * core_type list

| Ptyp_alias of core_type * string

| Ptyp_variant of row_field list
  * Asttypes.closed_flag
  * Asttypes.label list option

| Ptyp_poly of string Asttypes.loc list * core_type

| Ptyp_package of package_type

| Ptyp_extension of extension

and package_type =
  Longident.t Asttypes.loc * (Longident.t Asttypes.loc * core_type) list

and row_field = {

prf_desc : row_field_desc;

prf_loc : Location.t;

prf_attributes : attributes;

}

and row_field_desc =

| Rtag of Asttypes.label Asttypes.loc * bool * core_type list

| Rinherit of core_type

and object_field = {

pof_desc : object_field_desc;

pof_loc : Location.t;

pof_attributes : attributes;

}

and object_field_desc =

| Otag of Asttypes.label Asttypes.loc * core_type

| Oinherit of core_type

and pattern = {

ppat_desc : pattern_desc;

ppat_loc : Location.t;

ppat_loc_stack : location_stack;

ppat_attributes : attributes;

}

and pattern_desc =

| Ppat_any

| Ppat_var of string Asttypes.loc

| Ppat_alias of pattern * string Asttypes.loc

| Ppat_constant of constant

| Ppat_interval of constant * constant

| Ppat_tuple of pattern list

| Ppat_construct of Longident.t Asttypes.loc * pattern option

| Ppat_variant of Asttypes.label * pattern option

| Ppat_record of (Longident.t Asttypes.loc * pattern) list * Asttypes.closed_flag

| Ppat_array of pattern list

| Ppat_or of pattern * pattern

| Ppat_constraint of pattern * core_type

| Ppat_type of Longident.t Asttypes.loc

| Ppat_lazy of pattern

| Ppat_unpack of string option Asttypes.loc

| Ppat_exception of pattern

| Ppat_extension of extension

| Ppat_open of Longident.t Asttypes.loc * pattern

and expression = {

pexp_desc : expression_desc;

pexp_loc : Location.t;

pexp_loc_stack : location_stack;

pexp_attributes : attributes;

}

and expression_desc =

| Pexp_ident of Longident.t Asttypes.loc

| Pexp_constant of constant

| Pexp_let of Asttypes.rec_flag * value_binding list * expression

| Pexp_function of case list

| Pexp_fun of Asttypes.arg_label * expression option * pattern * expression

| Pexp_apply of expression * (Asttypes.arg_label * expression) list

| Pexp_match of expression * case list

| Pexp_try of expression * case list

| Pexp_tuple of expression list

| Pexp_construct of Longident.t Asttypes.loc * expression option

| Pexp_variant of Asttypes.label * expression option

| Pexp_record of (Longident.t Asttypes.loc * expression) list * expression option

| Pexp_field of expression * Longident.t Asttypes.loc

| Pexp_setfield of expression * Longident.t Asttypes.loc * expression

| Pexp_array of expression list

| Pexp_ifthenelse of expression * expression * expression option

| Pexp_sequence of expression * expression

| Pexp_while of expression * expression

| Pexp_for of pattern
  * expression
  * expression
  * Asttypes.direction_flag
  * expression

| Pexp_constraint of expression * core_type

| Pexp_coerce of expression * core_type option * core_type

| Pexp_send of expression * Asttypes.label Asttypes.loc

| Pexp_new of Longident.t Asttypes.loc

| Pexp_setinstvar of Asttypes.label Asttypes.loc * expression

| Pexp_override of (Asttypes.label Asttypes.loc * expression) list

| Pexp_letmodule of string option Asttypes.loc * module_expr * expression

| Pexp_letexception of extension_constructor * expression

| Pexp_assert of expression

| Pexp_lazy of expression

| Pexp_poly of expression * core_type option

| Pexp_object of class_structure

| Pexp_newtype of string Asttypes.loc * expression

| Pexp_pack of module_expr

| Pexp_open of open_declaration * expression

| Pexp_letop of letop

| Pexp_extension of extension

| Pexp_unreachable

and case = {

pc_lhs : pattern;

pc_guard : expression option;

pc_rhs : expression;

}

and letop = {

let_ : binding_op;

ands : binding_op list;

body : expression;

}

and binding_op = {

pbop_op : string Asttypes.loc;

pbop_pat : pattern;

pbop_exp : expression;

pbop_loc : Location.t;

}

and value_description = {

pval_name : string Asttypes.loc;

pval_type : core_type;

pval_prim : string list;

pval_attributes : attributes;

pval_loc : Location.t;

}

and type_declaration = {

ptype_name : string Asttypes.loc;

ptype_params : (core_type * (Asttypes.variance * Asttypes.injectivity)) list;

ptype_cstrs : (core_type * core_type * Location.t) list;

ptype_kind : type_kind;

ptype_private : Asttypes.private_flag;

ptype_manifest : core_type option;

ptype_attributes : attributes;

ptype_loc : Location.t;

}

and type_kind =

| Ptype_abstract

| Ptype_variant of constructor_declaration list

| Ptype_record of label_declaration list

| Ptype_open

and label_declaration = {

pld_name : string Asttypes.loc;

pld_mutable : Asttypes.mutable_flag;

pld_type : core_type;

pld_loc : Location.t;

pld_attributes : attributes;

}

and constructor_declaration = {

pcd_name : string Asttypes.loc;

pcd_args : constructor_arguments;

pcd_res : core_type option;

pcd_loc : Location.t;

pcd_attributes : attributes;

}

and constructor_arguments =

| Pcstr_tuple of core_type list

| Pcstr_record of label_declaration list

and type_extension = {

ptyext_path : Longident.t Asttypes.loc;

ptyext_params : (core_type * (Asttypes.variance * Asttypes.injectivity)) list;

ptyext_constructors : extension_constructor list;

ptyext_private : Asttypes.private_flag;

ptyext_loc : Location.t;

ptyext_attributes : attributes;

}

and extension_constructor = {

pext_name : string Asttypes.loc;

pext_kind : extension_constructor_kind;

pext_loc : Location.t;

pext_attributes : attributes;

}

and type_exception = {

ptyexn_constructor : extension_constructor;

ptyexn_loc : Location.t;

ptyexn_attributes : attributes;

}

and extension_constructor_kind =

| Pext_decl of constructor_arguments * core_type option

| Pext_rebind of Longident.t Asttypes.loc

Class language

and class_type = {

pcty_desc : class_type_desc;

pcty_loc : Location.t;

pcty_attributes : attributes;

}

and class_type_desc =

| Pcty_constr of Longident.t Asttypes.loc * core_type list

| Pcty_signature of class_signature

| Pcty_arrow of Asttypes.arg_label * core_type * class_type

| Pcty_extension of extension

| Pcty_open of open_description * class_type

and class_signature = {

pcsig_self : core_type;

pcsig_fields : class_type_field list;

}

and class_type_field = {

pctf_desc : class_type_field_desc;

pctf_loc : Location.t;

pctf_attributes : attributes;

}

and class_type_field_desc =

| Pctf_inherit of class_type

| Pctf_val of Asttypes.label Asttypes.loc
            * Asttypes.mutable_flag
            * Asttypes.virtual_flag
            * core_type

| Pctf_method of Asttypes.label Asttypes.loc
               * Asttypes.private_flag
               * Asttypes.virtual_flag
               * core_type

| Pctf_constraint of core_type * core_type

| Pctf_attribute of attribute

| Pctf_extension of extension

and 'a class_infos = {

pci_virt : Asttypes.virtual_flag;

pci_params : (core_type * (Asttypes.variance * Asttypes.injectivity)) list;

pci_name : string Asttypes.loc;

pci_expr : 'a;

pci_loc : Location.t;

pci_attributes : attributes;

}

and class_description = class_type class_infos

and class_type_declaration = class_type class_infos

and class_expr = {

pcl_desc : class_expr_desc;

pcl_loc : Location.t;

pcl_attributes : attributes;

}

and class_expr_desc =

| Pcl_constr of Longident.t Asttypes.loc * core_type list

| Pcl_structure of class_structure

| Pcl_fun of Asttypes.arg_label * expression option * pattern * class_expr

| Pcl_apply of class_expr * (Asttypes.arg_label * expression) list

| Pcl_let of Asttypes.rec_flag * value_binding list * class_expr

| Pcl_constraint of class_expr * class_type

| Pcl_extension of extension

| Pcl_open of open_description * class_expr

and class_structure = {

pcstr_self : pattern;

pcstr_fields : class_field list;

}

and class_field = {

pcf_desc : class_field_desc;

pcf_loc : Location.t;

pcf_attributes : attributes;

}

and class_field_desc =

| Pcf_inherit of Asttypes.override_flag * class_expr * string Asttypes.loc option

| Pcf_val of Asttypes.label Asttypes.loc
           * Asttypes.mutable_flag
           * class_field_kind

| Pcf_method of Asttypes.label Asttypes.loc
              * Asttypes.private_flag
              * class_field_kind

| Pcf_constraint of core_type * core_type

| Pcf_initializer of expression

| Pcf_attribute of attribute

| Pcf_extension of extension

and class_field_kind =

| Cfk_virtual of core_type

| Cfk_concrete of Asttypes.override_flag * expression

and class_declaration = class_expr class_infos

Module language

and module_type = {

pmty_desc : module_type_desc;

pmty_loc : Location.t;

pmty_attributes : attributes;

}

and module_type_desc =

| Pmty_ident of Longident.t Asttypes.loc

| Pmty_signature of signature

| Pmty_functor of functor_parameter * module_type

| Pmty_with of module_type * with_constraint list

| Pmty_typeof of module_expr

| Pmty_extension of extension

| Pmty_alias of Longident.t Asttypes.loc

and functor_parameter =

| Unit

| Named of string option Asttypes.loc * module_type

and signature = signature_item list

and signature_item = {

psig_desc : signature_item_desc;

psig_loc : Location.t;

}

and signature_item_desc =