Module Parsetree

module Parsetree: sig .. end
Abstract syntax tree produced by parsing


Extension points


type attribute = (Asttypes.loc(string), payload);
type extension = (Asttypes.loc(string), payload);
type attributes = list(attribute);
type payload = 
| PStr of structure
| PTyp of core_type
| PPat of pattern * expression option

Core language


type core_type = {
   ptyp_desc : core_type_desc;
   ptyp_loc : Location.t;
   ptyp_attributes : attributes;
}
type core_type_desc = 
| Ptyp_any
| Ptyp_var of string
| Ptyp_arrow of Asttypes.label * core_type * core_type
| Ptyp_tuple of core_type list
| Ptyp_constr of Longident.t Asttypes.loc * core_type list
| Ptyp_object of (string * attributes * core_type) 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 list * core_type
| Ptyp_package of package_type
| Ptyp_extension of extension
type package_type = (
  Asttypes.loc(Longident.t),
  list((Asttypes.loc(Longident.t), core_type))
);
type row_field = 
| Rtag of Asttypes.label * attributes * bool * core_type list
| Rinherit of core_type
type pattern = {
   ppat_desc : pattern_desc;
   ppat_loc : Location.t;
   ppat_attributes : attributes;
}
type pattern_desc = 
| Ppat_any
| Ppat_var of string Asttypes.loc
| Ppat_alias of pattern * string Asttypes.loc
| Ppat_constant of Asttypes.constant
| Ppat_interval of Asttypes.constant * Asttypes.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 Asttypes.loc
| Ppat_exception of pattern
| Ppat_extension of extension
type expression = {
   pexp_desc : expression_desc;
   pexp_loc : Location.t;
   pexp_attributes : attributes;
}
type expression_desc = 
| Pexp_ident of Longident.t Asttypes.loc
| Pexp_constant of Asttypes.constant
| Pexp_let of Asttypes.rec_flag * value_binding list * expression
| Pexp_function of case list
| Pexp_fun of Asttypes.label * expression option * pattern * expression
| Pexp_apply of expression * (Asttypes.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 * string
| Pexp_new of Longident.t Asttypes.loc
| Pexp_setinstvar of string Asttypes.loc * expression
| Pexp_override of (string Asttypes.loc * expression) list
| Pexp_letmodule of string Asttypes.loc * module_expr * 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 * expression
| Pexp_pack of module_expr
| Pexp_open of Asttypes.override_flag * Longident.t Asttypes.loc * expression
| Pexp_extension of extension
type case = {
   pc_lhs : pattern;
   pc_guard : expression option;
   pc_rhs : expression;
}
type value_description = {
   pval_name : string Asttypes.loc;
   pval_type : core_type;
   pval_prim : string list;
   pval_attributes : attributes;
   pval_loc : Location.t;
}
type type_declaration = {
   ptype_name : string Asttypes.loc;
   ptype_params : (core_type * Asttypes.variance) 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;
}
type type_kind = 
| Ptype_abstract
| Ptype_variant of constructor_declaration list
| Ptype_record of label_declaration list
| Ptype_open
type label_declaration = {
   pld_name : string Asttypes.loc;
   pld_mutable : Asttypes.mutable_flag;
   pld_type : core_type;
   pld_loc : Location.t;
   pld_attributes : attributes;
}
type constructor_declaration = {
   pcd_name : string Asttypes.loc;
   pcd_args : core_type list;
   pcd_res : core_type option;
   pcd_loc : Location.t;
   pcd_attributes : attributes;
}
type type_extension = {
   ptyext_path : Longident.t Asttypes.loc;
   ptyext_params : (core_type * Asttypes.variance) list;
   ptyext_constructors : extension_constructor list;
   ptyext_private : Asttypes.private_flag;
   ptyext_attributes : attributes;
}
type extension_constructor = {
   pext_name : string Asttypes.loc;
   pext_kind : extension_constructor_kind;
   pext_loc : Location.t;
   pext_attributes : attributes;
}
type extension_constructor_kind = 
| Pext_decl of core_type list * core_type option
| Pext_rebind of Longident.t Asttypes.loc

Class language


type class_type = {
   pcty_desc : class_type_desc;
   pcty_loc : Location.t;
   pcty_attributes : attributes;
}
type class_type_desc = 
| Pcty_constr of Longident.t Asttypes.loc * core_type list
| Pcty_signature of class_signature
| Pcty_arrow of Asttypes.label * core_type * class_type
| Pcty_extension of extension
type class_signature = {
   pcsig_self : core_type;
   pcsig_fields : class_type_field list;
}
type class_type_field = {
   pctf_desc : class_type_field_desc;
   pctf_loc : Location.t;
   pctf_attributes : attributes;
}
type class_type_field_desc = 
| Pctf_inherit of class_type
| Pctf_val of (string * Asttypes.mutable_flag * Asttypes.virtual_flag * core_type)
| Pctf_method of (string * Asttypes.private_flag * Asttypes.virtual_flag * core_type)
| Pctf_constraint of (core_type * core_type)
| Pctf_attribute of attribute
| Pctf_extension of extension
type 'a class_infos = {
   pci_virt : Asttypes.virtual_flag;
   pci_params : (core_type * Asttypes.variance) list;
   pci_name : string Asttypes.loc;
   pci_expr : 'a;
   pci_loc : Location.t;
   pci_attributes : attributes;
}
type class_description = class_infos(class_type);
type class_type_declaration = class_infos(class_type);
type class_expr = {
   pcl_desc : class_expr_desc;
   pcl_loc : Location.t;
   pcl_attributes : attributes;
}
type class_expr_desc = 
| Pcl_constr of Longident.t Asttypes.loc * core_type list
| Pcl_structure of class_structure
| Pcl_fun of Asttypes.label * expression option * pattern * class_expr
| Pcl_apply of class_expr * (Asttypes.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
type class_structure = {
   pcstr_self : pattern;
   pcstr_fields : class_field list;
}
type class_field = {
   pcf_desc : class_field_desc;
   pcf_loc : Location.t;
   pcf_attributes : attributes;
}
type class_field_desc = 
| Pcf_inherit of Asttypes.override_flag * class_expr * string option
| Pcf_val of (string Asttypes.loc * Asttypes.mutable_flag * class_field_kind)
| Pcf_method of (string 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
type class_field_kind = 
| Cfk_virtual of core_type
| Cfk_concrete of Asttypes.override_flag * expression
type class_declaration = class_infos(class_expr);

Module language


type module_type = {
   pmty_desc : module_type_desc;
   pmty_loc : Location.t;
   pmty_attributes : attributes;
}
type module_type_desc = 
| Pmty_ident of Longident.t Asttypes.loc
| Pmty_signature of signature
| Pmty_functor of string Asttypes.loc * module_type option * 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
type signature = list(signature_item);
type signature_item = {
   psig_desc : signature_item_desc;
   psig_loc : Location.t;
}
type signature_item_desc = 
| Psig_value of value_description
| Psig_type of type_declaration list
| Psig_typext of type_extension
| Psig_exception of extension_constructor
| Psig_module of module_declaration
| Psig_recmodule of module_declaration list
| Psig_modtype of module_type_declaration
| Psig_open of open_description
| Psig_include of include_description
| Psig_class of class_description list
| Psig_class_type of class_type_declaration list
| Psig_attribute of attribute
| Psig_extension of extension * attributes
type module_declaration = {
   pmd_name : string Asttypes.loc;
   pmd_type : module_type;
   pmd_attributes : attributes;
   pmd_loc : Location.t;
}
type module_type_declaration = {
   pmtd_name : string Asttypes.loc;
   pmtd_type : module_type option;
   pmtd_attributes : attributes;
   pmtd_loc : Location.t;
}
type open_description = {
   popen_lid : Longident.t Asttypes.loc;
   popen_override : Asttypes.override_flag;
   popen_loc : Location.t;
   popen_attributes : attributes;
}
type 'a include_infos = {
   pincl_mod : 'a;
   pincl_loc : Location.t;
   pincl_attributes : attributes;
}
type include_description = include_infos(module_type);
type include_declaration = include_infos(module_expr);
type with_constraint = 
| Pwith_type of Longident.t Asttypes.loc * type_declaration
| Pwith_module of Longident.t Asttypes.loc * Longident.t Asttypes.loc
| Pwith_typesubst of type_declaration
| Pwith_modsubst of string Asttypes.loc * Longident.t Asttypes.loc
type module_expr = {
   pmod_desc : module_expr_desc;
   pmod_loc : Location.t;
   pmod_attributes : attributes;
}
type module_expr_desc = 
| Pmod_ident of Longident.t Asttypes.loc
| Pmod_structure of structure
| Pmod_functor of string Asttypes.loc * module_type option * module_expr
| Pmod_apply of module_expr * module_expr
| Pmod_constraint of module_expr * module_type
| Pmod_unpack of expression
| Pmod_extension of extension
type structure = list(structure_item);
type structure_item = {
   pstr_desc : structure_item_desc;
   pstr_loc : Location.t;
}
type structure_item_desc = 
| Pstr_eval of expression * attributes
| Pstr_value of Asttypes.rec_flag * value_binding list
| Pstr_primitive of value_description
| Pstr_type of type_declaration list
| Pstr_typext of type_extension
| Pstr_exception of extension_constructor
| Pstr_module of module_binding
| Pstr_recmodule of module_binding list
| Pstr_modtype of module_type_declaration
| Pstr_open of open_description
| Pstr_class of class_declaration list
| Pstr_class_type of class_type_declaration list
| Pstr_include of include_declaration
| Pstr_attribute of attribute
| Pstr_extension of extension * attributes
type value_binding = {
   pvb_pat : pattern;
   pvb_expr : expression;
   pvb_attributes : attributes;
   pvb_loc : Location.t;
}
type module_binding = {
   pmb_name : string Asttypes.loc;
   pmb_expr : module_expr;
   pmb_attributes : attributes;
   pmb_loc : Location.t;
}

Toplevel


type toplevel_phrase = 
| Ptop_def of structure
| Ptop_dir of string * directive_argument
type directive_argument = 
| Pdir_none
| Pdir_string of string
| Pdir_int of int
| Pdir_ident of Longident.t
| Pdir_bool of bool