X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fcic%2FcicUtil.mli;h=650758eede7d294576a1df5c33c6c77c94c8694b;hb=f7759f86b755f4f7dc2b23edd52ed4d2e5c028fe;hp=24383061caa120b0b01ffa146497b8aa858afde8;hpb=d6e620f90542cc84eb7a1c8ae0127871fbea93f9;p=helm.git diff --git a/helm/ocaml/cic/cicUtil.mli b/helm/ocaml/cic/cicUtil.mli index 24383061c..650758eed 100644 --- a/helm/ocaml/cic/cicUtil.mli +++ b/helm/ocaml/cic/cicUtil.mli @@ -27,12 +27,44 @@ exception Meta_not_found of int exception Subst_not_found of int val lookup_meta: int -> Cic.metasenv -> Cic.conjecture -val lookup_subst: int -> Cic.substitution -> Cic.context * Cic.term +val lookup_subst: int -> Cic.substitution -> Cic.context * Cic.term * Cic.term val exists_meta: int -> Cic.metasenv -> bool val clean_up_local_context : Cic.substitution -> Cic.metasenv -> int -> (Cic.term option) list -> (Cic.term option) list val is_closed : Cic.term -> bool +val is_meta_closed : Cic.term -> bool + + (** @raise Failure "not enough prods" *) +val strip_prods: int -> Cic.term -> Cic.term + +(** conversions between terms which are fully representable as uris (Var, Const, + * Mutind, and MutConstruct) and corresponding tree representations *) +val term_of_uri: string -> Cic.term (** @raise UriManager.IllFormedUri *) +val uri_of_term: Cic.term -> string (** @raise Invalid_argument "uri_of_term" *) + + (** packing/unpacking of several terms into a single one *) +val pack: Cic.term list -> Cic.term +val unpack: Cic.term -> Cic.term list + +(** {2 Cic selectors} *) + +val params_of_obj: Cic.obj -> UriManager.uri list +val attributes_of_obj: Cic.obj -> Cic.attribute list + +(** {2 Contexts} + * A context is a Cic term in which Cic.Implicit terms annotated with `Hole + * appears *) + +(** create a context from a term and a list of subterm. +* @param equality equality function used while walking the term. Defaults to +* physical equality (==) *) +val context_of: + ?equality:(Cic.term -> Cic.term -> bool) -> term:Cic.term -> Cic.term list -> + Cic.term + +(** select all subterms of a given term matching a given context (i.e. subtrees +* rooted at context's holes *) +val select: term:Cic.term -> context:Cic.term -> Cic.term list -val meta_closed : Cic.term -> bool