Env (ocaml.Env)

val register_uid : Types.Uid.t -> Location.t -> unit

val get_uid_to_loc_tbl : unit -> Location.t Types.Uid.Tbl.t

type value_unbound_reason =

| Val_unbound_instance_variable
| Val_unbound_self
| Val_unbound_ancestor
| Val_unbound_ghost_recursive of Location.t

type module_unbound_reason =

| Mod_unbound_illegal_recursion

type summary =

| Env_empty
| Env_value of summary * Ident.t * Types.value_description
| Env_type of summary * Ident.t * Types.type_declaration
| Env_extension of summary * Ident.t * Types.extension_constructor
| Env_module of summary * Ident.t * Types.module_presence * Types.module_declaration
| Env_modtype of summary * Ident.t * Types.modtype_declaration
| Env_class of summary * Ident.t * Types.class_declaration
| Env_cltype of summary * Ident.t * Types.class_type_declaration
| Env_open of summary * Path.t
(*
The string set argument of Env_open represents a list of module names to skip, i.e. that won't be imported in the toplevel namespace.
*)
| Env_functor_arg of summary * Ident.t
| Env_constraints of summary * Types.type_declaration Path.Map.t
| Env_copy_types of summary
| Env_persistent of summary * Ident.t
| Env_value_unbound of summary * string * value_unbound_reason
| Env_module_unbound of summary * string * module_unbound_reason

type address =

| Aident of Ident.t
| Adot of address * int

type t

val empty : t

val initial_safe_string : t

val initial_unsafe_string : t

val diff : t -> t -> Ident.t list

type type_descr_kind =
  (Types.label_description, Types.constructor_description) Types.type_kind

type type_descriptions = type_descr_kind

type iter_cont

val iter_types : 
  (Path.t -> (Path.t * Types.type_declaration) -> unit) ->
  t ->
  iter_cont

val run_iter_cont : iter_cont list -> (Path.t * iter_cont) list

val same_types : t -> t -> bool

val used_persistent : unit -> Misc.Stdlib.String.Set.t

val find_shadowed_types : Path.t -> t -> Path.t list

val without_cmis : ('a -> 'b) -> 'a -> 'b

val find_value : Path.t -> t -> Types.value_description

val find_type : Path.t -> t -> Types.type_declaration

val find_type_descrs : Path.t -> t -> type_descriptions

val find_module : Path.t -> t -> Types.module_declaration

val find_modtype : Path.t -> t -> Types.modtype_declaration

val find_class : Path.t -> t -> Types.class_declaration

val find_cltype : Path.t -> t -> Types.class_type_declaration

val find_strengthened_module : 
  aliasable:bool ->
  Path.t ->
  t ->
  Types.module_type

val find_ident_constructor : Ident.t -> t -> Types.constructor_description

val find_ident_label : Ident.t -> t -> Types.label_description

val find_type_expansion : 
  Path.t ->
  t ->
  Types.type_expr list * Types.type_expr * int

val find_type_expansion_opt : 
  Path.t ->
  t ->
  Types.type_expr list * Types.type_expr * int

val find_modtype_expansion : Path.t -> t -> Types.module_type

val find_modtype_expansion_lazy : Path.t -> t -> Subst.Lazy.modtype

val find_hash_type : Path.t -> t -> Types.type_declaration

val find_value_address : Path.t -> t -> address

val find_module_address : Path.t -> t -> address

val find_class_address : Path.t -> t -> address

val find_constructor_address : Path.t -> t -> address

val shape_of_path : 
  namespace:Shape.Sig_component_kind.t ->
  t ->
  Path.t ->
  Shape.t

val add_functor_arg : Ident.t -> t -> t

val is_functor_arg : Path.t -> t -> bool

val normalize_module_path : Location.t option -> t -> Path.t -> Path.t

val normalize_type_path : Location.t option -> t -> Path.t -> Path.t

val normalize_path_prefix : Location.t option -> t -> Path.t -> Path.t

val normalize_modtype_path : t -> Path.t -> Path.t

val reset_required_globals : unit -> unit

val get_required_globals : unit -> Ident.t list

val add_required_global : Ident.t -> unit

val has_local_constraints : t -> bool

val mark_value_used : Types.Uid.t -> unit

val mark_module_used : Types.Uid.t -> unit

val mark_type_used : Types.Uid.t -> unit

type constructor_usage =

| Positive
| Pattern
| Exported_private
| Exported

val mark_constructor_used : 
  constructor_usage ->
  Types.constructor_declaration ->
  unit

val mark_extension_used : 
  constructor_usage ->
  Types.extension_constructor ->
  unit

type label_usage =

| Projection
| Mutation
| Construct
| Exported_private
| Exported

val mark_label_used : label_usage -> Types.label_declaration -> unit

type unbound_value_hint =

| No_hint
| Missing_rec of Location.t

type lookup_error =

| Unbound_value of Longident.t * unbound_value_hint
| Unbound_type of Longident.t
| Unbound_constructor of Longident.t
| Unbound_label of Longident.t
| Unbound_module of Longident.t
| Unbound_class of Longident.t
| Unbound_modtype of Longident.t
| Unbound_cltype of Longident.t
| Unbound_instance_variable of string
| Not_an_instance_variable of string
| Masked_instance_variable of Longident.t
| Masked_self_variable of Longident.t
| Masked_ancestor_variable of Longident.t
| Structure_used_as_functor of Longident.t
| Abstract_used_as_functor of Longident.t
| Functor_used_as_structure of Longident.t
| Abstract_used_as_structure of Longident.t
| Generative_used_as_applicative of Longident.t
| Illegal_reference_to_recursive_module
| Cannot_scrape_alias of Longident.t * Path.t

val lookup_error : Location.t -> t -> lookup_error -> 'a

val lookup_value : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t * Types.value_description

val lookup_type : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t * Types.type_declaration

val lookup_module : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t * Types.module_declaration

val lookup_modtype : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t * Types.modtype_declaration

val lookup_class : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t * Types.class_declaration

val lookup_cltype : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t * Types.class_type_declaration

val lookup_module_path : 
  ?use:bool ->
  loc:Location.t ->
  load:bool ->
  Longident.t ->
  t ->
  Path.t

val lookup_modtype_path : 
  ?use:bool ->
  loc:Location.t ->
  Longident.t ->
  t ->
  Path.t

val lookup_constructor : 
  ?use:bool ->
  loc:Location.t ->
  constructor_usage ->
  Longident.t ->
  t ->
  Types.constructor_description

val lookup_all_constructors : 
  ?use:bool ->
  loc:Location.t ->
  constructor_usage ->
  Longident.t ->
  t ->
  ((Types.constructor_description * (unit -> unit)) list,
    Location.t * t * lookup_error)
    result

val lookup_all_constructors_from_type : 
  ?use:bool ->
  loc:Location.t ->
  constructor_usage ->
  Path.t ->
  t ->
  (Types.constructor_description * (unit -> unit)) list

val lookup_label : 
  ?use:bool ->
  loc:Location.t ->
  label_usage ->
  Longident.t ->
  t ->
  Types.label_description

val lookup_all_labels : 
  ?use:bool ->
  loc:Location.t ->
  label_usage ->
  Longident.t ->
  t ->
  ((Types.label_description * (unit -> unit)) list,
    Location.t * t * lookup_error)
    result

val lookup_all_labels_from_type : 
  ?use:bool ->
  loc:Location.t ->
  label_usage ->
  Path.t ->
  t ->
  (Types.label_description * (unit -> unit)) list

val lookup_instance_variable : 
  ?use:bool ->
  loc:Location.t ->
  string ->
  t ->
  Path.t * Asttypes.mutable_flag * string * Types.type_expr

val find_value_by_name : Longident.t -> t -> Path.t * Types.value_description

val find_type_by_name : Longident.t -> t -> Path.t * Types.type_declaration

val find_module_by_name : Longident.t -> t -> Path.t * Types.module_declaration

val find_modtype_by_name : 
  Longident.t ->
  t ->
  Path.t * Types.modtype_declaration

val find_class_by_name : Longident.t -> t -> Path.t * Types.class_declaration

val find_cltype_by_name : 
  Longident.t ->
  t ->
  Path.t * Types.class_type_declaration

val find_constructor_by_name : 
  Longident.t ->
  t ->
  Types.constructor_description

val find_label_by_name : Longident.t -> t -> Types.label_description

val bound_value : string -> t -> bool

val bound_module : string -> t -> bool

val bound_type : string -> t -> bool

val bound_modtype : string -> t -> bool

val bound_class : string -> t -> bool

val bound_cltype : string -> t -> bool

val make_copy_of_types : t -> t -> t

val add_value : 
  ?check:(string -> Warnings.t) ->
  Ident.t ->
  Types.value_description ->
  t ->
  t

val add_type : check:bool -> Ident.t -> Types.type_declaration -> t -> t

val add_extension : 
  check:bool ->
  rebind:bool ->
  Ident.t ->
  Types.extension_constructor ->
  t ->
  t

val add_module : 
  ?arg:bool ->
  ?shape:Shape.t ->
  Ident.t ->
  Types.module_presence ->
  Types.module_type ->
  t ->
  t

val add_module_lazy : 
  update_summary:bool ->
  Ident.t ->
  Types.module_presence ->
  Subst.Lazy.modtype ->
  t ->
  t

val add_module_declaration : 
  ?arg:bool ->
  ?shape:Shape.t ->
  check:bool ->
  Ident.t ->
  Types.module_presence ->
  Types.module_declaration ->
  t ->
  t

val add_module_declaration_lazy : 
  update_summary:bool ->
  Ident.t ->
  Types.module_presence ->
  Subst.Lazy.module_decl ->
  t ->
  t

val add_modtype : Ident.t -> Types.modtype_declaration -> t -> t

val add_modtype_lazy : 
  update_summary:bool ->
  Ident.t ->
  Subst.Lazy.modtype_declaration ->
  t ->
  t

val add_class : Ident.t -> Types.class_declaration -> t -> t

val add_cltype : Ident.t -> Types.class_type_declaration -> t -> t

val add_local_type : Path.t -> Types.type_declaration -> t -> t

val add_persistent_structure : Ident.t -> t -> t

val persistent_structures_of_dir : Load_path.Dir.t -> Misc.Stdlib.String.Set.t

val filter_non_loaded_persistent : (Ident.t -> bool) -> t -> t

val add_signature : Types.signature -> t -> t

val open_signature : 
  ?used_slot:bool ref ->
  ?loc:Location.t ->
  ?toplevel:bool ->
  Asttypes.override_flag ->
  Path.t ->
  t ->
  (t, [ `Not_found | `Functor ]) result

val open_pers_signature : string -> t -> (t, [ `Not_found ]) result

val remove_last_open : Path.t -> t -> t option

val enter_value : 
  ?check:(string -> Warnings.t) ->
  string ->
  Types.value_description ->
  t ->
  Ident.t * t

val enter_type : 
  scope:int ->
  string ->
  Types.type_declaration ->
  t ->
  Ident.t * t

val enter_extension : 
  scope:int ->
  rebind:bool ->
  string ->
  Types.extension_constructor ->
  t ->
  Ident.t * t

val enter_module : 
  scope:int ->
  ?arg:bool ->
  string ->
  Types.module_presence ->
  Types.module_type ->
  t ->
  Ident.t * t

val enter_module_declaration : 
  scope:int ->
  ?arg:bool ->
  ?shape:Shape.t ->
  string ->
  Types.module_presence ->
  Types.module_declaration ->
  t ->
  Ident.t * t

val enter_modtype : 
  scope:int ->
  string ->
  Types.modtype_declaration ->
  t ->
  Ident.t * t

val enter_class : 
  scope:int ->
  string ->
  Types.class_declaration ->
  t ->
  Ident.t * t

val enter_cltype : 
  scope:int ->
  string ->
  Types.class_type_declaration ->
  t ->
  Ident.t * t

val enter_signature : 
  ?mod_shape:Shape.t ->
  scope:int ->
  Types.signature ->
  t ->
  Types.signature * t

val enter_signature_and_shape : 
  scope:int ->
  parent_shape:Shape.Map.t ->
  Shape.t ->
  Types.signature ->
  t ->
  Types.signature * Shape.Map.t * t

val enter_unbound_value : string -> value_unbound_reason -> t -> t

val enter_unbound_module : string -> module_unbound_reason -> t -> t

val reset_cache : unit -> unit

val reset_cache_toplevel : unit -> unit

val set_unit_name : string -> unit

val get_unit_name : unit -> string

val read_signature : Misc.modname -> Misc.filepath -> Types.signature

val save_signature : 
  alerts:Misc.alerts ->
  Types.signature ->
  Misc.modname ->
  Misc.filepath ->
  Cmi_format.cmi_infos

val save_signature_with_imports : 
  alerts:Misc.alerts ->
  Types.signature ->
  Misc.modname ->
  Misc.filepath ->
  Misc.crcs ->
  Cmi_format.cmi_infos

val crc_of_unit : Misc.modname -> Stdlib.Digest.t

val imports : unit -> Misc.crcs

val import_crcs : source:string -> Misc.crcs -> unit

val is_imported_opaque : Misc.modname -> bool

val register_import_as_opaque : Misc.modname -> unit

val summary : t -> summary

val keep_only_summary : t -> t

val env_of_only_summary : (summary -> Subst.t -> t) -> t -> t

type error =

| Missing_module of Location.t * Path.t * Path.t
| Illegal_value_name of Location.t * string
| Lookup_error of Location.t * t * lookup_error

exception Error of error

val report_error : Stdlib.Format.formatter -> error -> unit

val report_lookup_error : 
  Location.t ->
  t ->
  Stdlib.Format.formatter ->
  lookup_error ->
  unit

val in_signature : bool -> t -> t

val is_in_signature : t -> bool

val set_value_used_callback : Types.value_description -> (unit -> unit) -> unit

val set_type_used_callback : 
  Types.type_declaration ->
  ((unit -> unit) -> unit) ->
  unit

val check_functor_application : 
  (errors:bool ->
    loc:Location.t ->
    lid_whole_app:Longident.t ->
    f0_path:Path.t ->
    args:(Path.t * Types.module_type) list ->
    arg_path:Path.t ->
    arg_mty:Types.module_type ->
    param_mty:Types.module_type ->
    t ->
    unit)
    ref

val check_well_formed_module : 
  (t -> Location.t -> string -> Types.module_type -> unit) ref

val add_delayed_check_forward : ((unit -> unit) -> unit) ref

val strengthen : 
  (aliasable:bool ->
    t ->
    Subst.Lazy.modtype ->
    Path.t ->
    Subst.Lazy.modtype)
    ref

val same_constr : (t -> Types.type_expr -> Types.type_expr -> bool) ref

val print_longident : (Stdlib.Format.formatter -> Longident.t -> unit) ref

val print_path : (Stdlib.Format.formatter -> Path.t -> unit) ref

Folds

val fold_values : 
  (string -> Path.t -> Types.value_description -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val fold_types : 
  (string -> Path.t -> Types.type_declaration -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val fold_constructors : 
  (Types.constructor_description -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val fold_labels : 
  (Types.label_description -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val fold_modules : 
  (string -> Path.t -> Types.module_declaration -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

Persistent structures are only traversed if they are already loaded.

val fold_modtypes : 
  (string -> Path.t -> Types.modtype_declaration -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val fold_classes : 
  (string -> Path.t -> Types.class_declaration -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val fold_cltypes : 
  (string -> Path.t -> Types.class_type_declaration -> 'a -> 'a) ->
  Longident.t option ->
  t ->
  'a ->
  'a

val scrape_alias : t -> Types.module_type -> Types.module_type

Utilities

val check_value_name : string -> Location.t -> unit

val print_address : Stdlib.Format.formatter -> address -> unit