author | bulwahn |
Tue, 07 Jun 2011 11:10:42 +0200 | |
changeset 43237 | 8f5c3c6c2909 |
parent 43114 | b9fca691addd |
child 43240 | da47097bd589 |
permissions | -rw-r--r-- |
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(* Title: HOL/Tools/Quickcheck/narrowing_generators.ML |
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Author: Lukas Bulwahn, TU Muenchen |
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Narrowing-based counterexample generation. |
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*) |
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signature NARROWING_GENERATORS = |
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sig |
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val allow_existentials : bool Config.T |
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val finite_functions : bool Config.T |
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val overlord : bool Config.T |
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val test_term: Proof.context -> bool * bool -> term * term list -> Quickcheck.result |
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datatype counterexample = Universal_Counterexample of (term * counterexample) |
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| Existential_Counterexample of (term * counterexample) list |
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| Empty_Assignment |
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val put_counterexample: (unit -> term list option) -> Proof.context -> Proof.context |
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val put_existential_counterexample : (unit -> counterexample option) -> Proof.context -> Proof.context |
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val setup: theory -> theory |
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end; |
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structure Narrowing_Generators : NARROWING_GENERATORS = |
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struct |
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(* configurations *) |
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val allow_existentials = Attrib.setup_config_bool @{binding quickcheck_allow_existentials} (K true) |
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val finite_functions = Attrib.setup_config_bool @{binding quickcheck_finite_functions} (K true) |
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val overlord = Attrib.setup_config_bool @{binding quickcheck_narrowing_overlord} (K false) |
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(* partial_term_of instances *) |
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fun mk_partial_term_of (x, T) = |
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Const (@{const_name Quickcheck_Narrowing.partial_term_of_class.partial_term_of}, |
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Term.itselfT T --> @{typ narrowing_term} --> @{typ Code_Evaluation.term}) |
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$ Const ("TYPE", Term.itselfT T) $ x |
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(** formal definition **) |
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fun add_partial_term_of tyco raw_vs thy = |
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let |
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val vs = map (fn (v, _) => (v, @{sort typerep})) raw_vs; |
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val ty = Type (tyco, map TFree vs); |
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val lhs = Const (@{const_name partial_term_of}, |
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Term.itselfT ty --> @{typ narrowing_term} --> @{typ Code_Evaluation.term}) |
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$ Free ("x", Term.itselfT ty) $ Free ("t", @{typ narrowing_term}); |
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val rhs = @{term "undefined :: Code_Evaluation.term"}; |
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val eq = HOLogic.mk_Trueprop (HOLogic.mk_eq (lhs, rhs)); |
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fun triv_name_of t = (fst o dest_Free o fst o strip_comb o fst |
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o HOLogic.dest_eq o HOLogic.dest_Trueprop) t ^ "_triv"; |
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in |
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thy |
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|> Class.instantiation ([tyco], vs, @{sort partial_term_of}) |
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|> `(fn lthy => Syntax.check_term lthy eq) |
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|-> (fn eq => Specification.definition (NONE, ((Binding.name (triv_name_of eq), []), eq))) |
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|> snd |
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|> Class.prove_instantiation_exit (K (Class.intro_classes_tac [])) |
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end; |
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fun ensure_partial_term_of (tyco, (raw_vs, _)) thy = |
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let |
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val need_inst = not (can (Sorts.mg_domain (Sign.classes_of thy) tyco) @{sort partial_term_of}) |
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andalso can (Sorts.mg_domain (Sign.classes_of thy) tyco) @{sort typerep}; |
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in if need_inst then add_partial_term_of tyco raw_vs thy else thy end; |
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(** code equations for datatypes **) |
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fun mk_partial_term_of_eq thy ty (i, (c, (_, tys))) = |
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let |
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val frees = map Free (Name.names Name.context "a" (map (K @{typ narrowing_term}) tys)) |
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val narrowing_term = @{term "Quickcheck_Narrowing.Ctr"} $ HOLogic.mk_number @{typ code_int} i |
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$ (HOLogic.mk_list @{typ narrowing_term} (rev frees)) |
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val rhs = fold (fn u => fn t => @{term "Code_Evaluation.App"} $ t $ u) |
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(map mk_partial_term_of (frees ~~ tys)) |
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(@{term "Code_Evaluation.Const"} $ HOLogic.mk_literal c $ HOLogic.mk_typerep (tys ---> ty)) |
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val insts = |
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map (SOME o Thm.cterm_of thy o map_types Logic.unvarifyT_global o Logic.varify_global) |
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[Free ("ty", Term.itselfT ty), narrowing_term, rhs] |
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val cty = Thm.ctyp_of thy ty; |
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in |
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@{thm partial_term_of_anything} |
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|> Drule.instantiate' [SOME cty] insts |
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|> Thm.varifyT_global |
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end |
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fun add_partial_term_of_code tyco raw_vs raw_cs thy = |
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let |
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val algebra = Sign.classes_of thy; |
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val vs = map (fn (v, sort) => |
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(v, curry (Sorts.inter_sort algebra) @{sort typerep} sort)) raw_vs; |
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val ty = Type (tyco, map TFree vs); |
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val cs = (map o apsnd o apsnd o map o map_atyps) |
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(fn TFree (v, _) => TFree (v, (the o AList.lookup (op =) vs) v)) raw_cs; |
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val const = AxClass.param_of_inst thy (@{const_name partial_term_of}, tyco); |
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val var_insts = map (SOME o Thm.cterm_of thy o map_types Logic.unvarifyT_global o Logic.varify_global) |
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[Free ("ty", Term.itselfT ty), @{term "Quickcheck_Narrowing.Var p tt"}, |
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@{term "Code_Evaluation.Free (STR ''_'')"} $ HOLogic.mk_typerep ty] |
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val var_eq = |
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@{thm partial_term_of_anything} |
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|> Drule.instantiate' [SOME (Thm.ctyp_of thy ty)] var_insts |
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|> Thm.varifyT_global |
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val eqs = var_eq :: map_index (mk_partial_term_of_eq thy ty) cs; |
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103 |
in |
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104 |
thy |
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|> Code.del_eqns const |
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|> fold Code.add_eqn eqs |
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107 |
end; |
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108 |
|
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109 |
fun ensure_partial_term_of_code (tyco, (raw_vs, cs)) thy = |
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110 |
let |
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val has_inst = can (Sorts.mg_domain (Sign.classes_of thy) tyco) @{sort partial_term_of}; |
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in if has_inst then add_partial_term_of_code tyco raw_vs cs thy else thy end; |
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113 |
|
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114 |
|
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115 |
(* narrowing generators *) |
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|
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117 |
(** narrowing specific names and types **) |
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118 |
|
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119 |
exception FUNCTION_TYPE; |
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120 |
|
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121 |
val narrowingN = "narrowing"; |
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122 |
|
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123 |
fun narrowingT T = |
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124 |
@{typ Quickcheck_Narrowing.code_int} --> Type (@{type_name Quickcheck_Narrowing.cons}, [T]) |
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125 |
|
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126 |
fun mk_empty T = Const (@{const_name Quickcheck_Narrowing.empty}, narrowingT T) |
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127 |
|
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128 |
fun mk_cons c T = Const (@{const_name Quickcheck_Narrowing.cons}, T --> narrowingT T) $ Const (c, T) |
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129 |
|
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130 |
fun mk_apply (T, t) (U, u) = |
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131 |
let |
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132 |
val (_, U') = dest_funT U |
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133 |
in |
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134 |
(U', Const (@{const_name Quickcheck_Narrowing.apply}, |
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135 |
narrowingT U --> narrowingT T --> narrowingT U') $ u $ t) |
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136 |
end |
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137 |
|
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138 |
fun mk_sum (t, u) = |
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139 |
let |
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140 |
val T = fastype_of t |
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141 |
in |
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142 |
Const (@{const_name Quickcheck_Narrowing.sum}, T --> T --> T) $ t $ u |
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143 |
end |
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144 |
|
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145 |
(** deriving narrowing instances **) |
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146 |
|
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147 |
fun mk_equations descr vs tycos narrowings (Ts, Us) = |
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148 |
let |
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149 |
fun mk_call T = |
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(T, Const (@{const_name "Quickcheck_Narrowing.narrowing_class.narrowing"}, narrowingT T)) |
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151 |
fun mk_aux_call fTs (k, _) (tyco, Ts) = |
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152 |
let |
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153 |
val T = Type (tyco, Ts) |
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154 |
val _ = if not (null fTs) then raise FUNCTION_TYPE else () |
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155 |
in |
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156 |
(T, nth narrowings k) |
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157 |
end |
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158 |
fun mk_consexpr simpleT (c, xs) = |
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|
159 |
let |
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|
160 |
val Ts = map fst xs |
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161 |
in snd (fold mk_apply xs (Ts ---> simpleT, mk_cons c (Ts ---> simpleT))) end |
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162 |
fun mk_rhs exprs = foldr1 mk_sum exprs |
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|
163 |
val rhss = |
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|
164 |
Datatype_Aux.interpret_construction descr vs |
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165 |
{ atyp = mk_call, dtyp = mk_aux_call } |
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166 |
|> (map o apfst) Type |
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167 |
|> map (fn (T, cs) => map (mk_consexpr T) cs) |
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168 |
|> map mk_rhs |
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|
169 |
val lhss = narrowings |
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170 |
val eqs = map (HOLogic.mk_Trueprop o HOLogic.mk_eq) (lhss ~~ rhss) |
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|
171 |
in |
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172 |
eqs |
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|
173 |
end |
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|
174 |
|
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175 |
fun contains_recursive_type_under_function_types xs = |
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176 |
exists (fn (_, (_, _, cs)) => cs |> exists (snd #> exists (fn dT => |
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177 |
(case Datatype_Aux.strip_dtyp dT of (_ :: _, Datatype.DtRec _) => true | _ => false)))) xs |
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178 |
|
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179 |
fun instantiate_narrowing_datatype config descr vs tycos prfx (names, auxnames) (Ts, Us) thy = |
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|
180 |
let |
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181 |
val _ = Datatype_Aux.message config "Creating narrowing generators ..."; |
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182 |
val narrowingsN = map (prefix (narrowingN ^ "_")) (names @ auxnames); |
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|
183 |
in |
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184 |
if not (contains_recursive_type_under_function_types descr) then |
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185 |
thy |
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186 |
|> Class.instantiation (tycos, vs, @{sort narrowing}) |
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187 |
|> Quickcheck_Common.define_functions |
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188 |
(fn narrowings => mk_equations descr vs tycos narrowings (Ts, Us), NONE) |
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189 |
prfx [] narrowingsN (map narrowingT (Ts @ Us)) |
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190 |
|> Class.prove_instantiation_exit (K (Class.intro_classes_tac [])) |
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191 |
else |
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192 |
thy |
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193 |
end; |
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194 |
|
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|
195 |
(* testing framework *) |
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196 |
|
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|
197 |
val target = "Haskell" |
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198 |
|
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199 |
(** invocation of Haskell interpreter **) |
41905 | 200 |
|
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201 |
val narrowing_engine = File.read (Path.explode "~~/src/HOL/Tools/Quickcheck/Narrowing_Engine.hs") |
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202 |
val pnf_narrowing_engine = File.read (Path.explode "~~/src/HOL/Tools/Quickcheck/PNF_Narrowing_Engine.hs") |
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fun exec verbose code = |
|
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ML_Context.exec (fn () => Secure.use_text ML_Env.local_context (0, "generated code") verbose code) |
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||
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fun with_overlord_dir name f = |
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let |
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val path = Path.append (Path.explode "~/.isabelle") (Path.basic (name ^ serial_string ())) |
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val _ = Isabelle_System.mkdirs path; |
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in Exn.release (Exn.capture f path) end; |
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212 |
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fun value contains_existentials ctxt (get, put, put_ml) (code, value_name) = |
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let |
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fun message s = if Config.get ctxt Quickcheck.quiet then () else Output.urgent_message s |
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val tmp_prefix = "Quickcheck_Narrowing" |
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val with_tmp_dir = |
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if Config.get ctxt overlord then with_overlord_dir else Isabelle_System.with_tmp_dir |
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fun run in_path = |
220 |
let |
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val code_file = Path.append in_path (Path.basic "Code.hs") |
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val narrowing_engine_file = Path.append in_path (Path.basic "Narrowing_Engine.hs") |
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val main_file = Path.append in_path (Path.basic "Main.hs") |
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val main = "module Main where {\n\n" ^ |
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"import System;\n" ^ |
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"import Narrowing_Engine;\n" ^ |
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"import Code;\n\n" ^ |
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"main = getArgs >>= \\[size] -> Narrowing_Engine.depthCheck (read size) (Code.value ())\n\n" ^ |
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"}\n" |
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val code' = prefix "module Code where {\n\ndata Typerep = Typerep String [Typerep];\n" |
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(unprefix "module Code where {" code) |
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val _ = File.write code_file code' |
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val _ = File.write narrowing_engine_file |
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(if contains_existentials then pnf_narrowing_engine else narrowing_engine) |
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val _ = File.write main_file main |
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val executable = File.shell_path (Path.append in_path (Path.basic "isabelle_quickcheck_narrowing")) |
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val cmd = "exec \"$ISABELLE_GHC\" -fglasgow-exts " ^ |
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(space_implode " " (map File.shell_path [code_file, narrowing_engine_file, main_file])) ^ |
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" -o " ^ executable ^ ";" |
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val _ = if bash cmd <> 0 then error "Compilation with GHC failed" else () |
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fun with_size k = |
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if k > Config.get ctxt Quickcheck.size then |
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243 |
NONE |
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244 |
else |
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let |
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val _ = message ("Test data size: " ^ string_of_int k) |
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val (response, _) = bash_output (executable ^ " " ^ string_of_int k) |
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248 |
in |
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if response = "NONE\n" then with_size (k + 1) else SOME response |
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250 |
end |
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251 |
in case with_size 0 of |
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252 |
NONE => NONE |
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253 |
| SOME response => |
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254 |
let |
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255 |
val output_value = the_default "NONE" |
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256 |
(try (snd o split_last o filter_out (fn s => s = "") o split_lines) response) |
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|
257 |
|> translate_string (fn s => if s = "\\" then "\\\\" else s) |
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|
258 |
val ml_code = "\nval _ = Context.set_thread_data (SOME (Context.map_proof (" ^ put_ml |
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|
259 |
^ " (fn () => " ^ output_value ^ ")) (ML_Context.the_generic_context ())))"; |
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260 |
val ctxt' = ctxt |
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|
261 |
|> put (fn () => error ("Bad evaluation for " ^ quote put_ml)) |
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262 |
|> Context.proof_map (exec false ml_code); |
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|
263 |
in get ctxt' () end |
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|
264 |
end |
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265 |
in with_tmp_dir tmp_prefix run end; |
41905 | 266 |
|
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267 |
fun dynamic_value_strict contains_existentials cookie thy postproc t = |
41905 | 268 |
let |
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269 |
val ctxt = Proof_Context.init_global thy |
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270 |
fun evaluator naming program ((_, vs_ty), t) deps = Exn.interruptible_capture (value contains_existentials ctxt cookie) |
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271 |
(Code_Target.evaluator thy target naming program deps (vs_ty, t)); |
41905 | 272 |
in Exn.release (Code_Thingol.dynamic_value thy (Exn.map_result o postproc) evaluator t) end; |
273 |
||
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274 |
(** counterexample generator **) |
41905 | 275 |
|
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276 |
structure Counterexample = Proof_Data |
41905 | 277 |
( |
278 |
type T = unit -> term list option |
|
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279 |
fun init _ () = error "Counterexample" |
41905 | 280 |
) |
281 |
||
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282 |
datatype counterexample = Universal_Counterexample of (term * counterexample) |
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283 |
| Existential_Counterexample of (term * counterexample) list |
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284 |
| Empty_Assignment |
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285 |
|
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|
286 |
fun map_counterexample f Empty_Assignment = Empty_Assignment |
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287 |
| map_counterexample f (Universal_Counterexample (t, c)) = |
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288 |
Universal_Counterexample (f t, map_counterexample f c) |
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289 |
| map_counterexample f (Existential_Counterexample cs) = |
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290 |
Existential_Counterexample (map (fn (t, c) => (f t, map_counterexample f c)) cs) |
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|
291 |
|
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292 |
structure Existential_Counterexample = Proof_Data |
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|
293 |
( |
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294 |
type T = unit -> counterexample option |
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295 |
fun init _ () = error "Counterexample" |
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|
296 |
) |
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|
297 |
|
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298 |
val put_existential_counterexample = Existential_Counterexample.put |
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|
299 |
|
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|
300 |
val put_counterexample = Counterexample.put |
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|
301 |
|
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|
302 |
fun finitize_functions t = |
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303 |
let |
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|
304 |
val ((names, Ts), t') = apfst split_list (strip_abs t) |
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|
305 |
fun mk_eval_ffun dT rT = |
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|
306 |
Const (@{const_name "Quickcheck_Narrowing.eval_ffun"}, |
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|
307 |
Type (@{type_name "Quickcheck_Narrowing.ffun"}, [dT, rT]) --> dT --> rT) |
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|
308 |
fun mk_eval_cfun dT rT = |
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|
309 |
Const (@{const_name "Quickcheck_Narrowing.eval_cfun"}, |
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|
310 |
Type (@{type_name "Quickcheck_Narrowing.cfun"}, [rT]) --> dT --> rT) |
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|
311 |
fun eval_function (T as Type (@{type_name fun}, [dT, rT])) = |
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312 |
let |
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313 |
val (rt', rT') = eval_function rT |
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|
314 |
in |
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|
315 |
case dT of |
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|
316 |
Type (@{type_name fun}, _) => |
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|
317 |
(fn t => absdummy (dT, rt' (mk_eval_cfun dT rT' $ incr_boundvars 1 t $ Bound 0)), |
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|
318 |
Type (@{type_name "Quickcheck_Narrowing.cfun"}, [rT'])) |
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|
319 |
| _ => (fn t => absdummy (dT, rt' (mk_eval_ffun dT rT' $ incr_boundvars 1 t $ Bound 0)), |
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|
320 |
Type (@{type_name "Quickcheck_Narrowing.ffun"}, [dT, rT'])) |
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|
321 |
end |
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|
322 |
| eval_function T = (I, T) |
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|
323 |
val (tt, Ts') = split_list (map eval_function Ts) |
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|
324 |
val t'' = subst_bounds (map2 (fn f => fn x => f x) (rev tt) (map_index (Bound o fst) Ts), t') |
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|
325 |
in |
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|
326 |
list_abs (names ~~ Ts', t'') |
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|
327 |
end |
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|
328 |
|
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|
329 |
(** tester **) |
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|
330 |
|
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|
331 |
val rewrs = |
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|
332 |
map (swap o HOLogic.dest_eq o HOLogic.dest_Trueprop o Thm.prop_of) (@{thms all_simps} @ @{thms ex_simps}) |
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333 |
@ map (HOLogic.dest_eq o HOLogic.dest_Trueprop o Thm.prop_of) [@{thm not_ex}, @{thm not_all}] |
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334 |
|
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|
335 |
fun make_pnf_term thy t = Pattern.rewrite_term thy rewrs [] t |
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|
336 |
|
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|
337 |
fun strip_quantifiers (Const (@{const_name Ex}, _) $ Abs (x, T, t)) = |
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338 |
apfst (cons (@{const_name Ex}, (x, T))) (strip_quantifiers t) |
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339 |
| strip_quantifiers (Const (@{const_name All}, _) $ Abs (x, T, t)) = |
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340 |
apfst (cons (@{const_name All}, (x, T))) (strip_quantifiers t) |
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341 |
| strip_quantifiers t = ([], t) |
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|
342 |
|
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|
343 |
fun contains_existentials t = exists (fn (Q, _) => Q = @{const_name Ex}) (fst (strip_quantifiers t)) |
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|
344 |
|
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345 |
fun mk_property qs t = |
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346 |
let |
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347 |
fun enclose (@{const_name Ex}, (x, T)) t = |
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348 |
Const (@{const_name Quickcheck_Narrowing.exists}, (T --> @{typ property}) --> @{typ property}) |
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349 |
$ Abs (x, T, t) |
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350 |
| enclose (@{const_name All}, (x, T)) t = |
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|
351 |
Const (@{const_name Quickcheck_Narrowing.all}, (T --> @{typ property}) --> @{typ property}) |
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352 |
$ Abs (x, T, t) |
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|
353 |
in |
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|
354 |
fold_rev enclose qs (@{term Quickcheck_Narrowing.Property} $ |
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|
355 |
(list_comb (t , map Bound (((length qs) - 1) downto 0)))) |
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|
356 |
end |
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|
357 |
|
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|
358 |
|
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|
359 |
fun mk_case_term ctxt p ((@{const_name Ex}, (x, T)) :: qs') (Existential_Counterexample cs) = |
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|
360 |
fst (Datatype.make_case ctxt Datatype_Case.Quiet [] (Free (x, T)) (map (fn (t, c) => |
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|
361 |
(t, mk_case_term ctxt (p - 1) qs' c)) cs)) |
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|
362 |
| mk_case_term ctxt p ((@{const_name All}, (x, T)) :: qs') (Universal_Counterexample (t, c)) = |
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|
363 |
if p = 0 then t else mk_case_term ctxt (p - 1) qs' c |
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|
364 |
|
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|
365 |
fun mk_terms ctxt qs result = |
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|
366 |
let |
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|
367 |
val |
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|
368 |
ps = filter (fn (_, (@{const_name All}, _)) => true | _ => false) (map_index I qs) |
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|
369 |
in |
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370 |
map (fn (p, (_, (x, T))) => (x, mk_case_term ctxt p qs result)) ps |
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|
371 |
end |
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|
372 |
|
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373 |
fun test_term ctxt (limit_time, is_interactive) (t, eval_terms) = |
41905 | 374 |
let |
42361 | 375 |
val thy = Proof_Context.theory_of ctxt |
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376 |
val t' = fold_rev (fn (x, T) => fn t => HOLogic.mk_all (x, T, t)) (Term.add_frees t []) t |
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|
377 |
val pnf_t = make_pnf_term thy t' |
41905 | 378 |
in |
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|
379 |
if Config.get ctxt allow_existentials andalso contains_existentials pnf_t then |
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|
380 |
let |
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|
381 |
val (qs, t') = strip_quantifiers pnf_t |
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|
382 |
val prop_term = fold_rev (fn (_, (x, T)) => fn t => Abs (x, T, t)) qs t' |
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|
383 |
val ((prop_def, _), ctxt') = Local_Theory.define ((Binding.conceal (Binding.name "test_property"), NoSyn), |
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|
384 |
((Binding.conceal Binding.empty, [Code.add_default_eqn_attrib]), prop_term)) ctxt |
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|
385 |
val (prop_def', thy') = Local_Theory.exit_result_global Morphism.term (prop_def, ctxt') |
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|
386 |
val result = dynamic_value_strict true |
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|
387 |
(Existential_Counterexample.get, Existential_Counterexample.put, |
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|
388 |
"Narrowing_Generators.put_existential_counterexample") |
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|
389 |
thy' (Option.map o map_counterexample) (mk_property qs prop_def') |
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|
390 |
val result' = Option.map (mk_terms ctxt' (fst (strip_quantifiers pnf_t))) result |
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changeset
|
391 |
in |
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|
392 |
Quickcheck.Result {counterexample = result', evaluation_terms = Option.map (K []) result, |
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|
393 |
timings = [], reports = []} |
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|
394 |
end |
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changeset
|
395 |
else (let |
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|
396 |
val t' = HOLogic.list_all (Term.add_frees t [], t) |
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|
397 |
val t'' = if Config.get ctxt finite_functions then finitize_functions t' else t' |
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|
398 |
fun ensure_testable t = |
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|
399 |
Const (@{const_name Quickcheck_Narrowing.ensure_testable}, fastype_of t --> fastype_of t) $ t |
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|
400 |
val result = dynamic_value_strict false |
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|
401 |
(Counterexample.get, Counterexample.put, "Narrowing_Generators.put_counterexample") |
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|
402 |
thy (Option.map o map) (ensure_testable t'') |
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changeset
|
403 |
in |
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changeset
|
404 |
Quickcheck.Result {counterexample = Option.map ((curry (op ~~)) (Term.add_free_names t [])) result, |
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|
405 |
evaluation_terms = Option.map (K []) result, timings = [], reports = []} |
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|
406 |
end) |
41905 | 407 |
end; |
408 |
||
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|
409 |
fun test_goals ctxt (limit_time, is_interactive) insts goals = |
b9fca691addd
Quickcheck Narrowing only requires one compilation with GHC now
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|
410 |
let |
b9fca691addd
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changeset
|
411 |
val correct_inst_goals = Quickcheck.instantiate_goals ctxt insts goals |
b9fca691addd
Quickcheck Narrowing only requires one compilation with GHC now
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changeset
|
412 |
in |
b9fca691addd
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changeset
|
413 |
if Config.get ctxt Quickcheck.finite_types then |
b9fca691addd
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|
414 |
error "Quickcheck-Narrowing does not support finite_types" |
b9fca691addd
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|
415 |
else |
b9fca691addd
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|
416 |
Quickcheck.collect_results (test_term ctxt (limit_time, is_interactive)) (maps (map snd) correct_inst_goals) [] |
b9fca691addd
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|
417 |
end |
b9fca691addd
Quickcheck Narrowing only requires one compilation with GHC now
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changeset
|
418 |
|
43047
26774ccb1c74
automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
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changeset
|
419 |
(* setup *) |
41905 | 420 |
|
421 |
val setup = |
|
43047
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automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
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changeset
|
422 |
Code.datatype_interpretation ensure_partial_term_of |
26774ccb1c74
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changeset
|
423 |
#> Code.datatype_interpretation ensure_partial_term_of_code |
26774ccb1c74
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changeset
|
424 |
#> Datatype.interpretation (Quickcheck_Common.ensure_sort_datatype |
42258
79cb339d8989
changing ensure_sort_datatype call in narrowing quickcheck (missed in 1491b7209e76)
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diff
changeset
|
425 |
(((@{sort typerep}, @{sort term_of}), @{sort narrowing}), instantiate_narrowing_datatype)) |
43114
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Quickcheck Narrowing only requires one compilation with GHC now
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changeset
|
426 |
#> Context.theory_map (Quickcheck.add_tester ("narrowing", test_goals)) |
41905 | 427 |
|
428 |
end; |