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theory ExLeroy
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imports "../Parser"
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begin
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(* example form Leroy 96 about modules; OTT *)
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atom_decl name
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ML {* val _ = recursive := false *}
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nominal_datatype mexp =
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Acc "path"
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| Stru "body"
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| Funct x::"name" "sexp" m::"mexp" bind x in m
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| FApp "mexp" "path"
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| Ascr "mexp" "sexp"
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and body =
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Empty
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| Seq c::defn d::"body" bind "cbinders c" in d
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and defn =
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Type "name" "tyty"
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| Dty "name"
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| DStru "name" "mexp"
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| Val "name" "trmtrm"
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and sexp =
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Sig sbody
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| SFunc "name" "sexp" "sexp"
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and sbody =
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SEmpty
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| SSeq C::spec D::sbody bind "Cbinders C" in D
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and spec =
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Type1 "name"
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| Type2 "name" "tyty"
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| SStru "name" "sexp"
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| SVal "name" "tyty"
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and tyty =
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Tyref1 "name"
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| Tyref2 "path" "tyty"
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| Fun "tyty" "tyty"
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and path =
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Sref1 "name"
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| Sref2 "path" "name"
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and trmtrm =
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Tref1 "name"
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| Tref2 "path" "name"
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| Lam' v::"name" "tyty" M::"trmtrm" bind v in M
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| App' "trmtrm" "trmtrm"
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| Let' "body" "trmtrm"
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binder
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cbinders :: "defn \<Rightarrow> atom set"
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and Cbinders :: "spec \<Rightarrow> atom set"
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where
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"cbinders (Type t T) = {atom t}"
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| "cbinders (Dty t) = {atom t}"
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| "cbinders (DStru x s) = {atom x}"
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| "cbinders (Val v M) = {atom v}"
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| "Cbinders (Type1 t) = {atom t}"
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| "Cbinders (Type2 t T) = {atom t}"
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| "Cbinders (SStru x S) = {atom x}"
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| "Cbinders (SVal v T) = {atom v}"
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.fv
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.eq_iff
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.bn
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.perm
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.induct
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.inducts
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.distinct
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.supp
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thm mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.fv[simplified mexp_body_defn_sexp_sbody_spec_tyty_path_trmtrm.supp]
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end
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