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Diffstat (limited to 'intf/notation_term.mli')
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diff --git a/intf/notation_term.mli b/intf/notation_term.mli new file mode 100644 index 00000000..5a563bf9 --- /dev/null +++ b/intf/notation_term.mli @@ -0,0 +1,81 @@ +(************************************************************************) +(* v * The Coq Proof Assistant / The Coq Development Team *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *) +(* \VV/ **************************************************************) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(************************************************************************) + +open Names +open Globnames +open Misctypes +open Glob_term + +(** [notation_constr] *) + +(** [notation_constr] is the subtype of [glob_constr] allowed in syntactic + extensions (i.e. notations). + No location since intended to be substituted at any place of a text. + Complex expressions such as fixpoints and cofixpoints are excluded, + as well as non global expressions such as existential variables. *) + +type notation_constr = + (** Part common to [glob_constr] and [cases_pattern] *) + | NRef of global_reference + | NVar of Id.t + | NApp of notation_constr * notation_constr list + | NHole of Evar_kinds.t * Misctypes.intro_pattern_naming_expr * Genarg.glob_generic_argument option + | NList of Id.t * Id.t * notation_constr * notation_constr * bool + (** Part only in [glob_constr] *) + | NLambda of Name.t * notation_constr * notation_constr + | NProd of Name.t * notation_constr * notation_constr + | NBinderList of Id.t * Id.t * notation_constr * notation_constr + | NLetIn of Name.t * notation_constr * notation_constr + | NCases of case_style * notation_constr option * + (notation_constr * (Name.t * (inductive * Name.t list) option)) list * + (cases_pattern list * notation_constr) list + | NLetTuple of Name.t list * (Name.t * notation_constr option) * + notation_constr * notation_constr + | NIf of notation_constr * (Name.t * notation_constr option) * + notation_constr * notation_constr + | NRec of fix_kind * Id.t array * + (Name.t * notation_constr option * notation_constr) list array * + notation_constr array * notation_constr array + | NSort of glob_sort + | NPatVar of patvar + | NCast of notation_constr * notation_constr cast_type + +(** Note concerning NList: first constr is iterator, second is terminator; + first id is where each argument of the list has to be substituted + in iterator and snd id is alternative name just for printing; + boolean is associativity *) + +(** Types concerning notations *) + +type scope_name = string + +type tmp_scope_name = scope_name + +type subscopes = tmp_scope_name option * scope_name list + +(** Type of the meta-variables of an notation_constr: in a recursive pattern x..y, + x carries the sequence of objects bound to the list x..y *) +type notation_var_instance_type = + | NtnTypeConstr | NtnTypeConstrList | NtnTypeBinderList + +(** Type of variables when interpreting a constr_expr as an notation_constr: + in a recursive pattern x..y, both x and y carry the individual type + of each element of the list x..y *) +type notation_var_internalization_type = + | NtnInternTypeConstr | NtnInternTypeBinder | NtnInternTypeIdent + +(** This characterizes to what a notation is interpreted to *) +type interpretation = + (Id.t * (subscopes * notation_var_instance_type)) list * + notation_constr + +type notation_interp_env = { + ninterp_var_type : notation_var_internalization_type Id.Map.t; + ninterp_rec_vars : Id.t Id.Map.t; + mutable ninterp_only_parse : bool; +} |