author | blanchet |
Fri, 16 Apr 2010 16:13:49 +0200 | |
changeset 36183 | f723348b2231 |
parent 36143 | 6490319b1703 |
child 36188 | 35b9f0db49a0 |
permissions | -rw-r--r-- |
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(* Title: HOL/Sledgehammer/sledgehammer_isar.ML |
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Author: Jasmin Blanchette, TU Muenchen |
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Adds "sledgehammer" and related commands to Isabelle/Isar's outer syntax. |
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*) |
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signature SLEDGEHAMMER_ISAR = |
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sig |
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type params = ATP_Manager.params |
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val default_params : theory -> (string * string) list -> params |
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end; |
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structure Sledgehammer_Isar : SLEDGEHAMMER_ISAR = |
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struct |
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open Sledgehammer_Util |
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open ATP_Manager |
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open ATP_Minimal |
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open ATP_Wrapper |
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structure K = OuterKeyword and P = OuterParse |
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fun add_to_relevance_override ns : relevance_override = |
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{add = ns, del = [], only = false} |
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fun del_from_relevance_override ns : relevance_override = |
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{add = [], del = ns, only = false} |
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fun only_relevance_override ns : relevance_override = |
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{add = ns, del = [], only = true} |
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fun merge_relevance_override_pairwise (r1 : relevance_override) |
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(r2 : relevance_override) = |
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{add = #add r1 @ #add r2, del = #del r1 @ #del r2, |
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only = #only r1 andalso #only r2} |
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fun merge_relevance_overrides (r, rs) = |
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fold merge_relevance_override_pairwise rs r |
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type raw_param = string * string list |
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val default_default_params = |
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[("debug", "false"), |
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("verbose", "false"), |
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("overlord", "false"), |
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("respect_no_atp", "true"), |
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("relevance_threshold", "50"), |
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("convergence", "320"), |
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("theory_const", "smart"), |
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("higher_order", "smart"), |
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("follow_defs", "false"), |
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("isar_proof", "false"), |
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("modulus", "1"), |
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("sorts", "false"), |
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("minimize_timeout", "5 s")] |
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val alias_params = |
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[("atp", "atps")] |
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val negated_alias_params = |
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[("no_debug", "debug"), |
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("quiet", "verbose"), |
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("no_overlord", "overlord"), |
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("ignore_no_atp", "respect_no_atp"), |
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("partial_types", "full_types"), |
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("no_theory_const", "theory_const"), |
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("first_order", "higher_order"), |
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("dont_follow_defs", "follow_defs"), |
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("metis_proof", "isar_proof"), |
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("no_sorts", "sorts")] |
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val property_dependent_params = ["atps", "full_types", "timeout"] |
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fun is_known_raw_param s = |
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AList.defined (op =) default_default_params s orelse |
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AList.defined (op =) alias_params s orelse |
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AList.defined (op =) negated_alias_params s orelse |
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member (op =) property_dependent_params s |
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fun check_raw_param (s, _) = |
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if is_known_raw_param s then () |
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else error ("Unknown parameter: " ^ quote s ^ ".") |
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fun unalias_raw_param (name, value) = |
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case AList.lookup (op =) alias_params name of |
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SOME name' => (name', value) |
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| NONE => |
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case AList.lookup (op =) negated_alias_params name of |
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SOME name' => (name', case value of |
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["false"] => ["true"] |
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| ["true"] => ["false"] |
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| [] => ["false"] |
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| _ => value) |
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| NONE => (name, value) |
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structure Data = Theory_Data( |
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type T = raw_param list |
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val empty = default_default_params |> map (apsnd single) |
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val extend = I |
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fun merge p : T = AList.merge (op =) (K true) p) |
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val set_default_raw_param = Data.map o AList.update (op =) o unalias_raw_param |
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fun default_raw_params thy = |
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Data.get thy |
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|> fold (AList.default (op =)) |
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[("atps", [!atps]), |
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("full_types", [if !full_types then "true" else "false"]), |
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("timeout", let val timeout = !timeout in |
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[if timeout <= 0 then "none" |
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else string_of_int timeout ^ " s"] |
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end)] |
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val infinity_time_in_secs = 60 * 60 * 24 * 365 |
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val the_timeout = the_default (Time.fromSeconds infinity_time_in_secs) |
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fun extract_params thy default_params override_params = |
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let |
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val override_params = map unalias_raw_param override_params |
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val raw_params = rev override_params @ rev default_params |
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val lookup = Option.map (space_implode " ") o AList.lookup (op =) raw_params |
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val lookup_string = the_default "" o lookup |
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fun general_lookup_bool option default_value name = |
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case lookup name of |
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SOME s => parse_bool_option option name s |
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| NONE => default_value |
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val lookup_bool = the o general_lookup_bool false (SOME false) |
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val lookup_bool_option = general_lookup_bool true NONE |
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fun lookup_time name = |
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the_timeout (case lookup name of |
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NONE => NONE |
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| SOME s => parse_time_option name s) |
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fun lookup_int name = |
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case lookup name of |
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NONE => 0 |
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| SOME s => case Int.fromString s of |
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SOME n => n |
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| NONE => error ("Parameter " ^ quote name ^ |
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" must be assigned an integer value.") |
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val debug = lookup_bool "debug" |
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val verbose = debug orelse lookup_bool "verbose" |
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val overlord = lookup_bool "overlord" |
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val atps = lookup_string "atps" |> space_explode " " |
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val full_types = lookup_bool "full_types" |
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val respect_no_atp = lookup_bool "respect_no_atp" |
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val relevance_threshold = |
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0.01 * Real.fromInt (lookup_int "relevance_threshold") |
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val convergence = 0.01 * Real.fromInt (lookup_int "convergence") |
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val theory_const = lookup_bool_option "theory_const" |
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val higher_order = lookup_bool_option "higher_order" |
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val follow_defs = lookup_bool "follow_defs" |
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val isar_proof = lookup_bool "isar_proof" |
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val modulus = Int.max (1, lookup_int "modulus") |
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val sorts = lookup_bool "sorts" |
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val timeout = lookup_time "timeout" |
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val minimize_timeout = lookup_time "minimize_timeout" |
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in |
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{debug = debug, verbose = verbose, overlord = overlord, atps = atps, |
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full_types = full_types, respect_no_atp = respect_no_atp, |
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relevance_threshold = relevance_threshold, convergence = convergence, |
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theory_const = theory_const, higher_order = higher_order, |
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follow_defs = follow_defs, isar_proof = isar_proof, modulus = modulus, |
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sorts = sorts, timeout = timeout, minimize_timeout = minimize_timeout} |
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end |
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fun get_params thy = extract_params thy (default_raw_params thy) |
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fun default_params thy = get_params thy o map (apsnd single) |
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fun minimize override_params old_style_args i fact_refs state = |
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let |
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val thy = Proof.theory_of state |
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val ctxt = Proof.context_of state |
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fun theorems_from_refs ctxt = |
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map (fn fact_ref => |
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let |
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val ths = ProofContext.get_fact ctxt fact_ref |
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val name' = Facts.string_of_ref fact_ref |
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in (name', ths) end) |
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fun get_time_limit_arg s = |
175 |
(case Int.fromString s of |
|
176 |
SOME t => Time.fromSeconds t |
|
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| NONE => error ("Invalid time limit: " ^ quote s)) |
|
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fun get_opt (name, a) (p, t) = |
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(case name of |
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"time" => (p, get_time_limit_arg a) |
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| "atp" => (a, t) |
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| n => error ("Invalid argument: " ^ n)) |
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val {atps, minimize_timeout, ...} = get_params thy override_params |
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val (atp, timeout) = fold get_opt old_style_args (hd atps, minimize_timeout) |
35963 | 185 |
val params = |
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get_params thy |
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[("atps", [atp]), |
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("minimize_timeout", |
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[string_of_int (Time.toMilliseconds timeout) ^ " ms"])] |
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val prover = |
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(case get_prover thy atp of |
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SOME prover => prover |
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| NONE => error ("Unknown ATP: " ^ quote atp)) |
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val name_thms_pairs = theorems_from_refs ctxt fact_refs |
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195 |
in |
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writeln (#2 (minimize_theorems params linear_minimize prover atp i state |
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name_thms_pairs)) |
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end |
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|
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val runN = "run" |
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val minimizeN = "minimize" |
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val messagesN = "messages" |
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val available_atpsN = "available_atps" |
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val running_atpsN = "running_atps" |
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val kill_atpsN = "kill_atps" |
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val refresh_tptpN = "refresh_tptp" |
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val helpN = "help" |
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208 |
|
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val addN = "add" |
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210 |
val delN = "del" |
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211 |
val onlyN = "only" |
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212 |
|
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fun minimizize_raw_param_name "timeout" = "minimize_timeout" |
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| minimizize_raw_param_name name = name |
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215 |
|
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216 |
fun hammer_away override_params subcommand opt_i relevance_override state = |
35963 | 217 |
let |
218 |
val thy = Proof.theory_of state |
|
219 |
val _ = List.app check_raw_param override_params |
|
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220 |
in |
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221 |
if subcommand = runN then |
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222 |
sledgehammer (get_params thy override_params) (the_default 1 opt_i) |
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223 |
relevance_override state |
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else if subcommand = minimizeN then |
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minimize (map (apfst minimizize_raw_param_name) override_params) [] |
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(the_default 1 opt_i) (#add relevance_override) state |
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227 |
else if subcommand = messagesN then |
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228 |
messages opt_i |
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229 |
else if subcommand = available_atpsN then |
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230 |
available_atps thy |
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231 |
else if subcommand = running_atpsN then |
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232 |
running_atps () |
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233 |
else if subcommand = kill_atpsN then |
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234 |
kill_atps () |
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235 |
else if subcommand = refresh_tptpN then |
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|
236 |
refresh_systems_on_tptp () |
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|
237 |
else |
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238 |
error ("Unknown subcommand: " ^ quote subcommand ^ ".") |
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|
239 |
end |
35963 | 240 |
|
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241 |
fun sledgehammer_trans (((subcommand, params), relevance_override), opt_i) = |
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242 |
Toplevel.keep (hammer_away params subcommand opt_i relevance_override |
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|
243 |
o Toplevel.proof_of) |
35963 | 244 |
|
245 |
fun string_for_raw_param (name, value) = name ^ " = " ^ space_implode " " value |
|
246 |
||
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247 |
fun sledgehammer_params_trans params = |
35963 | 248 |
Toplevel.theory |
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|
249 |
(fold set_default_raw_param params |
35963 | 250 |
#> tap (fn thy => |
251 |
writeln ("Default parameters for Sledgehammer:\n" ^ |
|
252 |
(case rev (default_raw_params thy) of |
|
253 |
[] => "none" |
|
254 |
| params => |
|
255 |
(map check_raw_param params; |
|
256 |
params |> map string_for_raw_param |
|
257 |
|> sort_strings |> cat_lines))))) |
|
258 |
||
259 |
val parse_key = Scan.repeat1 P.typ_group >> space_implode " " |
|
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260 |
val parse_value = Scan.repeat1 P.xname |
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261 |
val parse_param = parse_key -- Scan.optional (P.$$$ "=" |-- parse_value) [] |
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|
262 |
val parse_params = Scan.optional (Args.bracks (P.list parse_param)) [] |
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|
263 |
val parse_fact_refs = |
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|
264 |
Scan.repeat1 (Scan.unless (P.name -- Args.colon) |
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|
265 |
(P.xname -- Scan.option Attrib.thm_sel) |
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|
266 |
>> (fn (name, interval) => |
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267 |
Facts.Named ((name, Position.none), interval))) |
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|
268 |
val parse_relevance_chunk = |
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|
269 |
(Args.add |-- Args.colon |-- parse_fact_refs >> add_to_relevance_override) |
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|
270 |
|| (Args.del |-- Args.colon |-- parse_fact_refs |
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|
271 |
>> del_from_relevance_override) |
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272 |
|| (P.$$$ onlyN |-- Args.colon |-- parse_fact_refs >> only_relevance_override) |
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|
273 |
val parse_relevance_override = |
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|
274 |
Scan.optional (Args.parens |
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|
275 |
(Scan.optional (parse_fact_refs >> only_relevance_override) |
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|
276 |
(only_relevance_override []) |
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277 |
-- Scan.repeat parse_relevance_chunk) |
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|
278 |
>> merge_relevance_overrides) |
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|
279 |
(add_to_relevance_override []) |
35963 | 280 |
val parse_sledgehammer_command = |
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|
281 |
(Scan.optional P.short_ident runN -- parse_params -- parse_relevance_override |
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282 |
-- Scan.option P.nat) #>> sledgehammer_trans |
35963 | 283 |
val parse_sledgehammer_params_command = |
284 |
parse_params #>> sledgehammer_params_trans |
|
285 |
||
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|
286 |
val parse_minimize_args = |
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|
287 |
Scan.optional (Args.bracks (P.list (P.short_ident --| P.$$$ "=" -- P.xname))) |
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288 |
[] |
35963 | 289 |
val _ = |
290 |
OuterSyntax.improper_command "atp_kill" "kill all managed provers" K.diag |
|
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|
291 |
(Scan.succeed (Toplevel.no_timing o Toplevel.imperative kill_atps)) |
35963 | 292 |
val _ = |
293 |
OuterSyntax.improper_command "atp_info" |
|
294 |
"print information about managed provers" K.diag |
|
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|
295 |
(Scan.succeed (Toplevel.no_timing o Toplevel.imperative running_atps)) |
35963 | 296 |
val _ = |
297 |
OuterSyntax.improper_command "atp_messages" |
|
298 |
"print recent messages issued by managed provers" K.diag |
|
299 |
(Scan.option (P.$$$ "(" |-- P.nat --| P.$$$ ")") >> |
|
300 |
(fn limit => Toplevel.no_timing |
|
301 |
o Toplevel.imperative (fn () => messages limit))) |
|
302 |
val _ = |
|
303 |
OuterSyntax.improper_command "print_atps" "print external provers" K.diag |
|
304 |
(Scan.succeed (Toplevel.no_timing o Toplevel.unknown_theory o |
|
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|
305 |
Toplevel.keep (available_atps o Toplevel.theory_of))) |
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|
306 |
val _ = |
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|
307 |
OuterSyntax.improper_command "atp_minimize" |
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|
308 |
"minimize theorem list with external prover" K.diag |
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|
309 |
(parse_minimize_args -- parse_fact_refs >> (fn (args, fact_refs) => |
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|
310 |
Toplevel.no_timing o Toplevel.unknown_proof o |
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|
311 |
Toplevel.keep (minimize [] args 1 fact_refs o Toplevel.proof_of))) |
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|
312 |
|
35963 | 313 |
val _ = |
314 |
OuterSyntax.improper_command "sledgehammer" |
|
315 |
"search for first-order proof using automatic theorem provers" K.diag |
|
316 |
parse_sledgehammer_command |
|
317 |
val _ = |
|
318 |
OuterSyntax.command "sledgehammer_params" |
|
319 |
"set and display the default parameters for Sledgehammer" K.thy_decl |
|
320 |
parse_sledgehammer_params_command |
|
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|
321 |
|
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|
322 |
end; |