author | wenzelm |
Fri, 24 Jul 2020 15:20:35 +0200 | |
changeset 72069 | ebf3ba74bc4c |
parent 72063 | 25985d757b0a |
child 72072 | fed7b0ae20d8 |
permissions | -rw-r--r-- |
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/* Title: Pure/PIDE/resources.scala |
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Author: Makarius |
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Resources for theories and auxiliary files. |
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*/ |
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package isabelle |
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import scala.util.parsing.input.Reader |
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import java.io.{File => JFile} |
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class Resources( |
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val sessions_structure: Sessions.Structure, |
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val session_base: Sessions.Base, |
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val log: Logger = No_Logger) |
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{ |
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resources => |
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/* file formats */ |
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def make_theory_name(name: Document.Node.Name): Option[Document.Node.Name] = |
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File_Format.registry.get(name).flatMap(_.make_theory_name(resources, name)) |
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def make_theory_content(thy_name: Document.Node.Name): Option[String] = |
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File_Format.registry.get_theory(thy_name).flatMap(_.make_theory_content(resources, thy_name)) |
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def make_preview(snapshot: Document.Snapshot): Option[Present.Preview] = |
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File_Format.registry.get(snapshot.node_name).flatMap(_.make_preview(snapshot)) |
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def is_hidden(name: Document.Node.Name): Boolean = |
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!name.is_theory || name.theory == Sessions.root_name || File_Format.registry.is_theory(name) |
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def thy_path(path: Path): Path = path.ext("thy") |
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/* file-system operations */ |
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def append(dir: String, source_path: Path): String = |
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(Path.explode(dir) + source_path).expand.implode |
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def append(node_name: Document.Node.Name, source_path: Path): String = |
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append(node_name.master_dir, source_path) |
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def make_theory_node(dir: String, file: Path, theory: String): Document.Node.Name = |
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{ |
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val node = append(dir, file) |
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val master_dir = append(dir, file.dir) |
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Document.Node.Name(node, master_dir, theory) |
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} |
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def loaded_theory_node(theory: String): Document.Node.Name = |
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Document.Node.Name(theory, "", theory) |
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/* source files of Isabelle/ML bootstrap */ |
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def source_file(raw_name: String): Option[String] = |
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{ |
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if (Path.is_wellformed(raw_name)) { |
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if (Path.is_valid(raw_name)) { |
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def check(p: Path): Option[Path] = if (p.is_file) Some(p) else None |
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val path = Path.explode(raw_name) |
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val path1 = |
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if (path.is_absolute || path.is_current) check(path) |
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else { |
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check(Path.explode("~~/src/Pure") + path) orElse |
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(if (Isabelle_System.getenv("ML_SOURCES") == "") None |
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else check(Path.explode("$ML_SOURCES") + path)) |
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} |
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Some(File.platform_path(path1 getOrElse path)) |
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} |
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else None |
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} |
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else Some(raw_name) |
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} |
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/* theory files */ |
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def loaded_files(syntax: Outer_Syntax, name: Document.Node.Name): () => List[Path] = |
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{ |
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val (is_utf8, raw_text) = |
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with_thy_reader(name, reader => (Scan.reader_is_utf8(reader), reader.source.toString)) |
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() => { |
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if (syntax.load_commands_in(raw_text)) { |
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val text = Symbol.decode(Scan.reader_decode_utf8(is_utf8, raw_text)) |
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val spans = syntax.parse_spans(text) |
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val dir = Path.explode(name.master_dir) |
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spans.iterator.flatMap(Command.span_files(syntax, _)._1). |
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map(a => (dir + Path.explode(a)).expand).toList |
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} |
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else Nil |
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} |
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} |
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def pure_files(syntax: Outer_Syntax): List[Path] = |
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{ |
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val pure_dir = Path.explode("~~/src/Pure") |
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val roots = |
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for { (name, _) <- Thy_Header.ml_roots } |
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yield (pure_dir + Path.explode(name)).expand |
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val files = |
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for { |
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(path, (_, theory)) <- roots zip Thy_Header.ml_roots |
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file <- loaded_files(syntax, Document.Node.Name(path.implode, path.dir.implode, theory))() |
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} yield file |
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roots ::: files |
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} |
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def theory_name(qualifier: String, theory: String): String = |
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if (Long_Name.is_qualified(theory) || session_base.global_theories.isDefinedAt(theory)) |
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theory |
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else Long_Name.qualify(qualifier, theory) |
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def find_theory_node(theory: String): Option[Document.Node.Name] = |
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{ |
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val thy_file = thy_path(Path.basic(Long_Name.base_name(theory))) |
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val session = session_base.theory_qualifier(theory) |
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val dirs = |
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sessions_structure.get(session) match { |
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case Some(info) => info.dirs |
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case None => Nil |
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} |
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dirs.collectFirst({ |
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case dir if (dir + thy_file).is_file => make_theory_node("", dir + thy_file, theory) }) |
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} |
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|
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def import_name(qualifier: String, dir: String, s: String): Document.Node.Name = |
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{ |
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val theory = theory_name(qualifier, Thy_Header.import_name(s)) |
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def theory_node = make_theory_node(dir, thy_path(Path.explode(s)), theory) |
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if (!Thy_Header.is_base_name(s)) theory_node |
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else if (session_base.loaded_theory(theory)) loaded_theory_node(theory) |
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else { |
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find_theory_node(theory) match { |
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case Some(node_name) => node_name |
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case None => if (Long_Name.is_qualified(s)) loaded_theory_node(theory) else theory_node |
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} |
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} |
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} |
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def import_name(name: Document.Node.Name, s: String): Document.Node.Name = |
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import_name(session_base.theory_qualifier(name), name.master_dir, s) |
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def import_name(info: Sessions.Info, s: String): Document.Node.Name = |
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import_name(info.name, info.dir.implode, s) |
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def find_theory(file: JFile): Option[Document.Node.Name] = |
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{ |
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for { |
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qualifier <- session_base.session_directories.get(File.canonical(file).getParentFile) |
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theory_base <- proper_string(Thy_Header.theory_name(file.getName)) |
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theory = theory_name(qualifier, theory_base) |
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theory_node <- find_theory_node(theory) |
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if File.eq(theory_node.path.file, file) |
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} yield theory_node |
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} |
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|
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def complete_import_name(context_name: Document.Node.Name, s: String): List[String] = |
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{ |
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val context_session = session_base.theory_qualifier(context_name) |
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val context_dir = |
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try { Some(context_name.master_dir_path) } |
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catch { case ERROR(_) => None } |
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(for { |
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(session, (info, _)) <- sessions_structure.imports_graph.iterator |
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dir <- (if (session == context_session) context_dir.toList else info.dirs).iterator |
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theory <- Thy_Header.try_read_dir(dir).iterator |
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if Completion.completed(s)(theory) |
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} yield { |
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177 |
if (session == context_session || session_base.global_theories.isDefinedAt(theory)) theory |
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178 |
else Long_Name.qualify(session, theory) |
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179 |
}).toList.sorted |
66767 | 180 |
} |
181 |
||
64656 | 182 |
def with_thy_reader[A](name: Document.Node.Name, f: Reader[Char] => A): A = |
183 |
{ |
|
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184 |
val path = name.path |
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185 |
if (path.is_file) using(Scan.byte_reader(path.file))(f) |
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186 |
else if (name.node == name.theory) |
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error("Cannot load theory " + quote(name.theory)) |
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188 |
else error ("Cannot load theory file " + path) |
64656 | 189 |
} |
190 |
||
65359 | 191 |
def check_thy_reader(node_name: Document.Node.Name, reader: Reader[Char], |
192 |
start: Token.Pos = Token.Pos.command, strict: Boolean = true): Document.Node.Header = |
|
46737 | 193 |
{ |
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194 |
if (node_name.is_theory && reader.source.length > 0) { |
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195 |
try { |
66713 | 196 |
val header = Thy_Header.read(reader, start, strict) |
48885 | 197 |
|
65439 | 198 |
val base_name = node_name.theory_base_name |
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199 |
if (base_name != header.name) |
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200 |
error("Bad theory name " + quote(header.name) + |
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201 |
" for file " + thy_path(Path.basic(base_name)) + Position.here(header.pos) + |
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202 |
Completion.report_theories(header.pos, List(base_name))) |
48885 | 203 |
|
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204 |
val imports_pos = |
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205 |
header.imports_pos.map({ case (s, pos) => |
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val name = import_name(node_name, s) |
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207 |
if (Sessions.exclude_theory(name.theory_base_name)) |
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208 |
error("Bad theory name " + quote(name.theory_base_name) + Position.here(pos)) |
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209 |
(name, pos) |
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210 |
}) |
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211 |
Document.Node.Header(imports_pos, header.keywords, header.abbrevs) |
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212 |
} |
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|
213 |
catch { case exn: Throwable => Document.Node.bad_header(Exn.message(exn)) } |
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214 |
} |
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|
215 |
else Document.Node.no_header |
46737 | 216 |
} |
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|
217 |
|
65359 | 218 |
def check_thy(name: Document.Node.Name, start: Token.Pos = Token.Pos.command, |
219 |
strict: Boolean = true): Document.Node.Header = |
|
220 |
with_thy_reader(name, check_thy_reader(name, _, start, strict)) |
|
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|
221 |
|
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|
222 |
|
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|
223 |
/* special header */ |
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|
224 |
|
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|
225 |
def special_header(name: Document.Node.Name): Option[Document.Node.Header] = |
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226 |
{ |
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|
227 |
val imports = |
67215 | 228 |
if (name.theory == Sessions.root_name) List(import_name(name, Sessions.theory_name)) |
229 |
else if (Thy_Header.is_ml_root(name.theory)) List(import_name(name, Thy_Header.ML_BOOTSTRAP)) |
|
65489 | 230 |
else if (Thy_Header.is_bootstrap(name.theory)) List(import_name(name, Thy_Header.PURE)) |
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|
231 |
else Nil |
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|
232 |
if (imports.isEmpty) None |
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|
233 |
else Some(Document.Node.Header(imports.map((_, Position.none)))) |
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|
234 |
} |
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|
235 |
|
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|
236 |
|
64797 | 237 |
/* blobs */ |
238 |
||
239 |
def undefined_blobs(nodes: Document.Nodes): List[Document.Node.Name] = |
|
240 |
(for { |
|
241 |
(node_name, node) <- nodes.iterator |
|
65361 | 242 |
if !session_base.loaded_theory(node_name) |
64797 | 243 |
cmd <- node.load_commands.iterator |
244 |
name <- cmd.blobs_undefined.iterator |
|
245 |
} yield name).toList |
|
246 |
||
247 |
||
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|
248 |
/* document changes */ |
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|
249 |
|
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changeset
|
250 |
def parse_change( |
56315 | 251 |
reparse_limit: Int, |
252 |
previous: Document.Version, |
|
253 |
doc_blobs: Document.Blobs, |
|
68336
09ac56914b29
Document.update includes node consolidation / presentation as regular print operation: avoid user operations on protocol thread;
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changeset
|
254 |
edits: List[Document.Edit_Text], |
70796
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|
255 |
consolidate: List[Document.Node.Name]): Session.Change = |
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|
256 |
Thy_Syntax.parse_change(resources, reparse_limit, previous, doc_blobs, edits, consolidate) |
55134
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changeset
|
257 |
|
56316
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changeset
|
258 |
def commit(change: Session.Change) { } |
66959 | 259 |
|
260 |
||
261 |
/* theory and file dependencies */ |
|
262 |
||
69007 | 263 |
def dependencies( |
264 |
thys: List[(Document.Node.Name, Position.T)], |
|
71726
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changeset
|
265 |
progress: Progress = new Progress): Dependencies[Unit] = |
69008
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|
266 |
Dependencies.empty[Unit].require_thys((), thys, progress = progress) |
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|
267 |
|
71726
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|
268 |
def session_dependencies(info: Sessions.Info, progress: Progress = new Progress) |
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changeset
|
269 |
: Dependencies[Options] = |
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changeset
|
270 |
{ |
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|
271 |
(Dependencies.empty[Options] /: info.theories)({ case (dependencies, (options, thys)) => |
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changeset
|
272 |
dependencies.require_thys(options, |
70633 | 273 |
for { (thy, pos) <- thys } yield (import_name(info, thy), pos), |
69008
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changeset
|
274 |
progress = progress) |
d55783ea6cf6
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changeset
|
275 |
}) |
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more detailed session dependencies, with conditions for theories;
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changeset
|
276 |
} |
69007 | 277 |
|
66959 | 278 |
object Dependencies |
279 |
{ |
|
69008
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diff
changeset
|
280 |
def empty[A]: Dependencies[A] = new Dependencies[A](Nil, Map.empty) |
69007 | 281 |
|
282 |
private def show_path(names: List[Document.Node.Name]): String = |
|
283 |
names.map(name => quote(name.theory)).mkString(" via ") |
|
284 |
||
285 |
private def cycle_msg(names: List[Document.Node.Name]): String = |
|
286 |
"Cyclic dependency of " + show_path(names) |
|
287 |
||
288 |
private def required_by(initiators: List[Document.Node.Name]): String = |
|
289 |
if (initiators.isEmpty) "" |
|
290 |
else "\n(required by " + show_path(initiators.reverse) + ")" |
|
66959 | 291 |
} |
292 |
||
69008
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diff
changeset
|
293 |
final class Dependencies[A] private( |
66959 | 294 |
rev_entries: List[Document.Node.Entry], |
69008
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changeset
|
295 |
seen: Map[Document.Node.Name, A]) |
66959 | 296 |
{ |
69008
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changeset
|
297 |
private def cons(entry: Document.Node.Entry): Dependencies[A] = |
d55783ea6cf6
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diff
changeset
|
298 |
new Dependencies[A](entry :: rev_entries, seen) |
66959 | 299 |
|
69008
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parents:
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diff
changeset
|
300 |
def require_thy(adjunct: A, |
69007 | 301 |
thy: (Document.Node.Name, Position.T), |
302 |
initiators: List[Document.Node.Name] = Nil, |
|
71726
a5fda30edae2
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parents:
70796
diff
changeset
|
303 |
progress: Progress = new Progress): Dependencies[A] = |
69007 | 304 |
{ |
305 |
val (name, pos) = thy |
|
306 |
||
307 |
def message: String = |
|
308 |
"The error(s) above occurred for theory " + quote(name.theory) + |
|
309 |
Dependencies.required_by(initiators) + Position.here(pos) |
|
310 |
||
69008
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parents:
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diff
changeset
|
311 |
if (seen.isDefinedAt(name)) this |
69007 | 312 |
else { |
69008
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more detailed session dependencies, with conditions for theories;
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parents:
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diff
changeset
|
313 |
val dependencies1 = new Dependencies[A](rev_entries, seen + (name -> adjunct)) |
69007 | 314 |
if (session_base.loaded_theory(name)) dependencies1 |
315 |
else { |
|
316 |
try { |
|
317 |
if (initiators.contains(name)) error(Dependencies.cycle_msg(initiators)) |
|
318 |
||
319 |
progress.expose_interrupt() |
|
320 |
val header = |
|
321 |
try { check_thy(name, Token.Pos.file(name.node)).cat_errors(message) } |
|
322 |
catch { case ERROR(msg) => cat_error(msg, message) } |
|
323 |
val entry = Document.Node.Entry(name, header) |
|
70638
f164cec7ac22
clarified signature: prefer operations without position;
wenzelm
parents:
70634
diff
changeset
|
324 |
dependencies1.require_thys(adjunct, header.imports_pos, |
69008
d55783ea6cf6
more detailed session dependencies, with conditions for theories;
wenzelm
parents:
69007
diff
changeset
|
325 |
initiators = name :: initiators, progress = progress).cons(entry) |
69007 | 326 |
} |
327 |
catch { |
|
328 |
case e: Throwable => |
|
329 |
dependencies1.cons(Document.Node.Entry(name, Document.Node.bad_header(Exn.message(e)))) |
|
330 |
} |
|
331 |
} |
|
332 |
} |
|
333 |
} |
|
334 |
||
69008
d55783ea6cf6
more detailed session dependencies, with conditions for theories;
wenzelm
parents:
69007
diff
changeset
|
335 |
def require_thys(adjunct: A, |
69007 | 336 |
thys: List[(Document.Node.Name, Position.T)], |
71726
a5fda30edae2
clarified signature: more uniform treatment of stopped/interrupted state;
wenzelm
parents:
70796
diff
changeset
|
337 |
progress: Progress = new Progress, |
69008
d55783ea6cf6
more detailed session dependencies, with conditions for theories;
wenzelm
parents:
69007
diff
changeset
|
338 |
initiators: List[Document.Node.Name] = Nil): Dependencies[A] = |
d55783ea6cf6
more detailed session dependencies, with conditions for theories;
wenzelm
parents:
69007
diff
changeset
|
339 |
(this /: thys)(_.require_thy(adjunct, _, progress = progress, initiators = initiators)) |
66959 | 340 |
|
341 |
def entries: List[Document.Node.Entry] = rev_entries.reverse |
|
69008
d55783ea6cf6
more detailed session dependencies, with conditions for theories;
wenzelm
parents:
69007
diff
changeset
|
342 |
|
67059 | 343 |
def theories: List[Document.Node.Name] = entries.map(_.name) |
72062 | 344 |
def theories_adjunct: List[(Document.Node.Name, A)] = theories.map(name => (name, seen(name))) |
66959 | 345 |
|
346 |
def errors: List[String] = entries.flatMap(_.header.errors) |
|
347 |
||
69008
d55783ea6cf6
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wenzelm
parents:
69007
diff
changeset
|
348 |
def check_errors: Dependencies[A] = |
67056 | 349 |
errors match { |
350 |
case Nil => this |
|
351 |
case errs => error(cat_lines(errs)) |
|
352 |
} |
|
353 |
||
70674
29bb1ebb188f
clarified signature: proper Document.Node.Ordering conforming to equality (e.g. required in situations where theory names are ambiguous due to overlapping session directories);
wenzelm
parents:
70673
diff
changeset
|
354 |
lazy val theory_graph: Document.Node.Name.Graph[Unit] = |
70652 | 355 |
{ |
356 |
val regular = theories.toSet |
|
357 |
val irregular = |
|
358 |
(for { |
|
359 |
entry <- entries.iterator |
|
360 |
imp <- entry.header.imports |
|
361 |
if !regular(imp) |
|
362 |
} yield imp).toSet |
|
363 |
||
70674
29bb1ebb188f
clarified signature: proper Document.Node.Ordering conforming to equality (e.g. required in situations where theory names are ambiguous due to overlapping session directories);
wenzelm
parents:
70673
diff
changeset
|
364 |
Document.Node.Name.make_graph( |
70652 | 365 |
irregular.toList.map(name => ((name, ()), Nil)) ::: |
366 |
entries.map(entry => ((entry.name, ()), entry.header.imports))) |
|
367 |
} |
|
70650 | 368 |
|
66959 | 369 |
lazy val loaded_theories: Graph[String, Outer_Syntax] = |
370 |
(session_base.loaded_theories /: entries)({ case (graph, entry) => |
|
371 |
val name = entry.name.theory |
|
70638
f164cec7ac22
clarified signature: prefer operations without position;
wenzelm
parents:
70634
diff
changeset
|
372 |
val imports = entry.header.imports.map(_.theory) |
66959 | 373 |
|
374 |
val graph1 = (graph /: (name :: imports))(_.default_node(_, Outer_Syntax.empty)) |
|
375 |
val graph2 = (graph1 /: imports)(_.add_edge(_, name)) |
|
376 |
||
377 |
val syntax0 = if (name == Thy_Header.PURE) List(Thy_Header.bootstrap_syntax) else Nil |
|
72063 | 378 |
val syntax1 = (name :: graph2.imm_preds(name).toList).map(graph2.get_node) |
66959 | 379 |
val syntax = Outer_Syntax.merge(syntax0 ::: syntax1) + entry.header |
380 |
||
381 |
graph2.map_node(name, _ => syntax) |
|
382 |
}) |
|
383 |
||
69561 | 384 |
def loaded_files(pure: Boolean): List[(String, List[Path])] = |
66959 | 385 |
{ |
69560 | 386 |
val loaded_files = |
387 |
theories.map(_.theory) zip |
|
388 |
Par_List.map((e: () => List[Path]) => e(), |
|
389 |
theories.map(name => |
|
390 |
resources.loaded_files(loaded_theories.get_node(name.theory), name))) |
|
391 |
||
69561 | 392 |
if (pure) { |
69560 | 393 |
val pure_files = resources.pure_files(overall_syntax) |
394 |
loaded_files.map({ case (name, files) => |
|
395 |
(name, if (name == Thy_Header.PURE) pure_files ::: files else files) }) |
|
396 |
} |
|
397 |
else loaded_files |
|
66959 | 398 |
} |
399 |
||
400 |
def imported_files: List[Path] = |
|
401 |
{ |
|
402 |
val base_theories = |
|
67059 | 403 |
loaded_theories.all_preds(theories.map(_.theory)). |
72063 | 404 |
filter(session_base.loaded_theories.defined) |
66959 | 405 |
|
70740 | 406 |
base_theories.map(theory => session_base.known_theories(theory).name.path) ::: |
407 |
base_theories.flatMap(session_base.known_loaded_files(_)) |
|
66959 | 408 |
} |
409 |
||
410 |
lazy val overall_syntax: Outer_Syntax = |
|
72063 | 411 |
Outer_Syntax.merge(loaded_theories.maximals.map(loaded_theories.get_node)) |
66959 | 412 |
|
413 |
override def toString: String = entries.toString |
|
414 |
} |
|
43651
511df47bcadc
some support for theory files within Isabelle/Scala session;
wenzelm
parents:
diff
changeset
|
415 |
} |