author | Fabian Huch <huch@in.tum.de> |
Thu, 29 Sep 2022 13:58:26 +0200 | |
changeset 76222 | 3c4e373922ca |
parent 75847 | 93436389db1c |
child 76579 | c79b43c1c7ab |
permissions | -rw-r--r-- |
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/* Title: Pure/System/options.scala |
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Author: Makarius |
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System options with external string representation. |
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*/ |
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package isabelle |
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object Options { |
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type Spec = (String, Option[String]) |
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val empty: Options = new Options() |
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/* typed access */ |
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abstract class Access[A](val options: Options) { |
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def apply(name: String): A |
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def update(name: String, x: A): Options |
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def change(name: String, f: A => A): Options = update(name, f(apply(name))) |
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} |
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class Access_Variable[A]( |
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val options: Options_Variable, |
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val pure_access: Options => Access[A] |
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) { |
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def apply(name: String): A = pure_access(options.value)(name) |
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def update(name: String, x: A): Unit = |
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options.change(options => pure_access(options).update(name, x)) |
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def change(name: String, f: A => A): Unit = update(name, f(apply(name))) |
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} |
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/* representation */ |
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sealed abstract class Type { |
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def print: String = Word.lowercase(toString) |
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} |
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case object Bool extends Type |
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case object Int extends Type |
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case object Real extends Type |
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case object String extends Type |
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case object Unknown extends Type |
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case class Opt( |
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public: Boolean, |
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pos: Position.T, |
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name: String, |
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typ: Type, |
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value: String, |
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default_value: String, |
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standard_value: Option[String], |
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description: String, |
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section: String |
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) { |
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private def print_value(x: String): String = if (typ == Options.String) quote(x) else x |
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private def print_standard: String = |
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standard_value match { |
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case None => "" |
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case Some(s) if s == default_value => " (standard)" |
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case Some(s) => " (standard " + print_value(s) + ")" |
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} |
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private def print(default: Boolean): String = { |
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val x = if (default) default_value else value |
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"option " + name + " : " + typ.print + " = " + print_value(x) + print_standard + |
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(if (description == "") "" else "\n -- " + quote(description)) |
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} |
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def print: String = print(false) |
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def print_default: String = print(true) |
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def title(strip: String = ""): String = { |
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val words = Word.explode('_', name) |
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val words1 = |
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words match { |
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case word :: rest if word == strip => rest |
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case _ => words |
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} |
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Word.implode(words1.map(Word.perhaps_capitalize)) |
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} |
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def unknown: Boolean = typ == Unknown |
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} |
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/* parsing */ |
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private val SECTION = "section" |
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private val PUBLIC = "public" |
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private val OPTION = "option" |
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private val STANDARD = "standard" |
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private val OPTIONS = Path.explode("etc/options") |
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private val PREFS = Path.explode("$ISABELLE_HOME_USER/etc/preferences") |
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val options_syntax: Outer_Syntax = |
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Outer_Syntax.empty + ":" + "=" + "--" + "(" + ")" + |
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Symbol.comment + Symbol.comment_decoded + |
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(SECTION, Keyword.DOCUMENT_HEADING) + |
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(PUBLIC, Keyword.BEFORE_COMMAND) + |
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(OPTION, Keyword.THY_DECL) + |
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STANDARD |
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val prefs_syntax: Outer_Syntax = Outer_Syntax.empty + "=" |
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trait Parsers extends Parse.Parsers { |
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val option_name: Parser[String] = atom("option name", _.is_name) |
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val option_type: Parser[String] = atom("option type", _.is_name) |
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val option_value: Parser[String] = |
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opt(token("-", tok => tok.is_sym_ident && tok.content == "-")) ~ atom("nat", _.is_nat) ^^ |
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{ case s ~ n => if (s.isDefined) "-" + n else n } | |
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atom("option value", tok => tok.is_name || tok.is_float) |
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val option_standard: Parser[Option[String]] = |
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$$$("(") ~! $$$(STANDARD) ~ opt(option_value) ~ $$$(")") ^^ { case _ ~ _ ~ a ~ _ => a } |
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} |
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private object Parsers extends Parsers { |
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def comment_marker: Parser[String] = |
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$$$("--") | $$$(Symbol.comment) | $$$(Symbol.comment_decoded) |
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val option_entry: Parser[Options => Options] = { |
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command(SECTION) ~! text ^^ |
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{ case _ ~ a => (options: Options) => options.set_section(a) } | |
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opt($$$(PUBLIC)) ~ command(OPTION) ~! (position(option_name) ~ $$$(":") ~ option_type ~ |
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$$$("=") ~ option_value ~ opt(option_standard) ~ |
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(comment_marker ~! text ^^ { case _ ~ x => x } | success(""))) ^^ |
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{ case a ~ _ ~ ((b, pos) ~ _ ~ c ~ _ ~ d ~ e ~ f) => |
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(options: Options) => options.declare(a.isDefined, pos, b, c, d, e, f) } |
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} |
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val prefs_entry: Parser[Options => Options] = { |
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option_name ~ ($$$("=") ~! option_value) ^^ |
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{ case a ~ (_ ~ b) => (options: Options) => options.add_permissive(a, b) } |
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} |
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def parse_file( |
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options: Options, |
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file_name: String, |
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content: String, |
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syntax: Outer_Syntax = options_syntax, |
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parser: Parser[Options => Options] = option_entry |
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): Options = { |
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val toks = Token.explode(syntax.keywords, content) |
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val ops = |
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parse_all(rep(parser), Token.reader(toks, Token.Pos.file(file_name))) match { |
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case Success(result, _) => result |
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case bad => error(bad.toString) |
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} |
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try { ops.foldLeft(options.set_section("")) { case (opts, op) => op(opts) } } |
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catch { case ERROR(msg) => error(msg + Position.here(Position.File(file_name))) } |
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} |
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def parse_prefs(options: Options, content: String): Options = |
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parse_file(options, PREFS.file_name, content, syntax = prefs_syntax, parser = prefs_entry) |
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} |
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def read_prefs(file: Path = PREFS): String = |
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if (file.is_file) File.read(file) else "" |
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def init(prefs: String = read_prefs(PREFS), opts: List[String] = Nil): Options = { |
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var options = empty |
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for { |
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dir <- Components.directories() |
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file = dir + OPTIONS if file.is_file |
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} { options = Parsers.parse_file(options, file.implode, File.read(file)) } |
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opts.foldLeft(Parsers.parse_prefs(options, prefs))(_ + _) |
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} |
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/* Isabelle tool wrapper */ |
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val isabelle_tool = Isabelle_Tool("options", "print Isabelle system options", |
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Scala_Project.here, |
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{ args => |
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var build_options = false |
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var get_option = "" |
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var list_options = false |
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var export_file = "" |
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val getopts = Getopts(""" |
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Usage: isabelle options [OPTIONS] [MORE_OPTIONS ...] |
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Options are: |
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-b include $ISABELLE_BUILD_OPTIONS |
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-g OPTION get value of OPTION |
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-l list options |
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-x FILE export options to FILE in YXML format |
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Report Isabelle system options, augmented by MORE_OPTIONS given as |
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arguments NAME=VAL or NAME. |
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""", |
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"b" -> (_ => build_options = true), |
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"g:" -> (arg => get_option = arg), |
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"l" -> (_ => list_options = true), |
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"x:" -> (arg => export_file = arg)) |
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val more_options = getopts(args) |
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if (get_option == "" && !list_options && export_file == "") getopts.usage() |
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val options = { |
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val options0 = Options.init() |
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val options1 = |
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if (build_options) |
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Word.explode(Isabelle_System.getenv("ISABELLE_BUILD_OPTIONS")).foldLeft(options0)(_ + _) |
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else options0 |
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more_options.foldLeft(options1)(_ + _) |
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} |
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if (get_option != "") |
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Output.writeln(options.check_name(get_option).value, stdout = true) |
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if (export_file != "") |
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File.write(Path.explode(export_file), YXML.string_of_body(options.encode)) |
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if (get_option == "" && export_file == "") |
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Output.writeln(options.print, stdout = true) |
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}) |
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} |
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final class Options private( |
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options: Map[String, Options.Opt] = Map.empty, |
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val section: String = "" |
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) { |
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def opt_iterator: Iterator[(String, Options.Opt)] = options.iterator |
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override def toString: String = opt_iterator.mkString("Options(", ",", ")") |
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private def print_opt(opt: Options.Opt): String = |
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if (opt.public) "public " + opt.print else opt.print |
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def print: String = cat_lines(opt_iterator.toList.sortBy(_._1).map(p => print_opt(p._2))) |
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def description(name: String): String = check_name(name).description |
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/* check */ |
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def get(name: String): Option[Options.Opt] = options.get(name) |
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def check_name(name: String): Options.Opt = |
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get(name) match { |
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case Some(opt) if !opt.unknown => opt |
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case _ => error("Unknown option " + quote(name)) |
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} |
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private def check_type(name: String, typ: Options.Type): Options.Opt = { |
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val opt = check_name(name) |
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if (opt.typ == typ) opt |
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else error("Ill-typed option " + quote(name) + " : " + opt.typ.print + " vs. " + typ.print) |
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} |
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|
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|
254 |
/* basic operations */ |
|
255 |
||
75843 | 256 |
private def put(name: String, typ: Options.Type, value: String): Options = { |
48370 | 257 |
val opt = check_type(name, typ) |
49270 | 258 |
new Options(options + (name -> opt.copy(value = value)), section) |
48370 | 259 |
} |
260 |
||
75393 | 261 |
private def get[A](name: String, typ: Options.Type, parse: String => Option[A]): A = { |
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val opt = check_type(name, typ) |
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parse(opt.value) match { |
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case Some(x) => x |
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case None => |
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error("Malformed value for option " + quote(name) + |
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" : " + typ.print + " =\n" + quote(opt.value)) |
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} |
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} |
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|
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|
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/* internal lookup and update */ |
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val bool: Options.Access[Boolean] = |
275 |
new Options.Access[Boolean](this) { |
|
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def apply(name: String): Boolean = get(name, Options.Bool, Value.Boolean.unapply) |
|
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def update(name: String, x: Boolean): Options = put(name, Options.Bool, Value.Boolean(x)) |
|
278 |
} |
|
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val int: Options.Access[Int] = |
281 |
new Options.Access[Int](this) { |
|
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def apply(name: String): Int = get(name, Options.Int, Value.Int.unapply) |
|
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def update(name: String, x: Int): Options = put(name, Options.Int, Value.Int(x)) |
|
284 |
} |
|
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285 |
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val real: Options.Access[Double] = |
287 |
new Options.Access[Double](this) { |
|
288 |
def apply(name: String): Double = get(name, Options.Real, Value.Double.unapply) |
|
289 |
def update(name: String, x: Double): Options = put(name, Options.Real, Value.Double(x)) |
|
290 |
} |
|
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val string: Options.Access[String] = |
293 |
new Options.Access[String](this) { |
|
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def apply(name: String): String = get(name, Options.String, Some(_)) |
|
295 |
def update(name: String, x: String): Options = put(name, Options.String, x) |
|
296 |
} |
|
48370 | 297 |
|
69074 | 298 |
def proper_string(name: String): Option[String] = |
299 |
Library.proper_string(string(name)) |
|
300 |
||
69073 | 301 |
def seconds(name: String): Time = Time.seconds(real(name)) |
50207 | 302 |
|
48370 | 303 |
|
48807 | 304 |
/* external updates */ |
48370 | 305 |
|
75393 | 306 |
private def check_value(name: String): Options = { |
48370 | 307 |
val opt = check_name(name) |
308 |
opt.typ match { |
|
309 |
case Options.Bool => bool(name); this |
|
310 |
case Options.Int => int(name); this |
|
311 |
case Options.Real => real(name); this |
|
312 |
case Options.String => string(name); this |
|
48860 | 313 |
case Options.Unknown => this |
48370 | 314 |
} |
315 |
} |
|
316 |
||
56465 | 317 |
def declare( |
318 |
public: Boolean, |
|
319 |
pos: Position.T, |
|
320 |
name: String, |
|
321 |
typ_name: String, |
|
322 |
value: String, |
|
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standard: Option[Option[String]], |
75393 | 324 |
description: String |
325 |
): Options = { |
|
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get(name) match { |
56465 | 327 |
case Some(other) => |
328 |
error("Duplicate declaration of option " + quote(name) + Position.here(pos) + |
|
329 |
Position.here(other.pos)) |
|
48370 | 330 |
case None => |
331 |
val typ = |
|
332 |
typ_name match { |
|
333 |
case "bool" => Options.Bool |
|
334 |
case "int" => Options.Int |
|
335 |
case "real" => Options.Real |
|
336 |
case "string" => Options.String |
|
56465 | 337 |
case _ => |
338 |
error("Unknown type for option " + quote(name) + " : " + quote(typ_name) + |
|
339 |
Position.here(pos)) |
|
48370 | 340 |
} |
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val standard_value = |
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standard match { |
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case None => None |
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case Some(_) if typ == Options.Bool => |
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error("Illegal standard value for option " + quote(name) + " : " + typ_name + |
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Position.here) |
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347 |
case Some(s) => Some(s.getOrElse(value)) |
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} |
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349 |
val opt = |
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350 |
Options.Opt(public, pos, name, typ, value, value, standard_value, description, section) |
49270 | 351 |
(new Options(options + (name -> opt), section)).check_value(name) |
48370 | 352 |
} |
353 |
} |
|
354 |
||
75393 | 355 |
def add_permissive(name: String, value: String): Options = { |
48860 | 356 |
if (options.isDefinedAt(name)) this + (name, value) |
56465 | 357 |
else { |
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358 |
val opt = Options.Opt(false, Position.none, name, Options.Unknown, value, value, None, "", "") |
56465 | 359 |
new Options(options + (name -> opt), section) |
360 |
} |
|
48860 | 361 |
} |
362 |
||
75393 | 363 |
def + (name: String, value: String): Options = { |
48370 | 364 |
val opt = check_name(name) |
49270 | 365 |
(new Options(options + (name -> opt.copy(value = value)), section)).check_value(name) |
48370 | 366 |
} |
367 |
||
75393 | 368 |
def + (name: String, opt_value: Option[String]): Options = { |
48370 | 369 |
val opt = check_name(name) |
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370 |
opt_value orElse opt.standard_value match { |
48807 | 371 |
case Some(value) => this + (name, value) |
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372 |
case None if opt.typ == Options.Bool => this + (name, "true") |
48370 | 373 |
case None => error("Missing value for option " + quote(name) + " : " + opt.typ.print) |
374 |
} |
|
375 |
} |
|
376 |
||
48807 | 377 |
def + (str: String): Options = |
73712 | 378 |
str match { |
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|
379 |
case Properties.Eq(a, b) => this + (a, b) |
73712 | 380 |
case _ => this + (str, None) |
48370 | 381 |
} |
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changeset
|
382 |
|
48807 | 383 |
def ++ (specs: List[Options.Spec]): Options = |
73359 | 384 |
specs.foldLeft(this) { case (x, (y, z)) => x + (y, z) } |
48807 | 385 |
|
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|
386 |
|
49270 | 387 |
/* sections */ |
388 |
||
389 |
def set_section(new_section: String): Options = |
|
390 |
new Options(options, new_section) |
|
391 |
||
392 |
def sections: List[(String, List[Options.Opt])] = |
|
393 |
options.groupBy(_._2.section).toList.map({ case (a, opts) => (a, opts.toList.map(_._2)) }) |
|
394 |
||
395 |
||
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|
396 |
/* encode */ |
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changeset
|
397 |
|
75393 | 398 |
def encode: XML.Body = { |
48860 | 399 |
val opts = |
56465 | 400 |
for ((_, opt) <- options.toList; if !opt.unknown) |
401 |
yield (opt.pos, (opt.name, (opt.typ.print, opt.value))) |
|
48860 | 402 |
|
56465 | 403 |
import XML.Encode.{string => string_, _} |
404 |
list(pair(properties, pair(string_, pair(string_, string_))))(opts) |
|
48456
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changeset
|
405 |
} |
48807 | 406 |
|
407 |
||
67845 | 408 |
/* save preferences */ |
48807 | 409 |
|
75393 | 410 |
def save_prefs(file: Path = Options.PREFS): Unit = { |
67845 | 411 |
val defaults: Options = Options.init(prefs = "") |
48807 | 412 |
val changed = |
413 |
(for { |
|
48860 | 414 |
(name, opt2) <- options.iterator |
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changeset
|
415 |
opt1 = defaults.get(name) |
60215 | 416 |
if opt1.isEmpty || opt1.get.value != opt2.value |
48860 | 417 |
} yield (name, opt2.value, if (opt1.isEmpty) " (* unknown *)" else "")).toList |
418 |
||
48807 | 419 |
val prefs = |
420 |
changed.sortBy(_._1) |
|
48860 | 421 |
.map({ case (x, y, z) => x + " = " + Outer_Syntax.quote_string(y) + z + "\n" }).mkString |
48807 | 422 |
|
72375 | 423 |
Isabelle_System.make_directory(file.dir) |
67845 | 424 |
File.write_backup(file, "(* generated by Isabelle " + Date.now() + " *)\n\n" + prefs) |
48807 | 425 |
} |
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changeset
|
426 |
} |
49245
cb70157293c0
manage Isabelle/jEdit options as Isabelle/Scala options (with persistent preferences);
wenzelm
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48992
diff
changeset
|
427 |
|
cb70157293c0
manage Isabelle/jEdit options as Isabelle/Scala options (with persistent preferences);
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48992
diff
changeset
|
428 |
|
75393 | 429 |
class Options_Variable(init_options: Options) { |
75846 | 430 |
private var _options = init_options |
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changeset
|
431 |
|
75846 | 432 |
def value: Options = synchronized { _options } |
433 |
def change(f: Options => Options): Unit = synchronized { _options = f(_options) } |
|
434 |
def += (name: String, x: String): Unit = change(options => options + (name, x)) |
|
49245
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manage Isabelle/jEdit options as Isabelle/Scala options (with persistent preferences);
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diff
changeset
|
435 |
|
75846 | 436 |
val bool: Options.Access_Variable[Boolean] = |
75847 | 437 |
new Options.Access_Variable[Boolean](this, _.bool) |
49245
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manage Isabelle/jEdit options as Isabelle/Scala options (with persistent preferences);
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changeset
|
438 |
|
75846 | 439 |
val int: Options.Access_Variable[Int] = |
75847 | 440 |
new Options.Access_Variable[Int](this, _.int) |
49245
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manage Isabelle/jEdit options as Isabelle/Scala options (with persistent preferences);
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changeset
|
441 |
|
75846 | 442 |
val real: Options.Access_Variable[Double] = |
75847 | 443 |
new Options.Access_Variable[Double](this, _.real) |
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manage Isabelle/jEdit options as Isabelle/Scala options (with persistent preferences);
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changeset
|
444 |
|
75846 | 445 |
val string: Options.Access_Variable[String] = |
75847 | 446 |
new Options.Access_Variable[String](this, _.string) |
50207 | 447 |
|
69074 | 448 |
def proper_string(name: String): Option[String] = |
449 |
Library.proper_string(string(name)) |
|
450 |
||
69073 | 451 |
def seconds(name: String): Time = value.seconds(name) |
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changeset
|
452 |
} |