explicit markup for forked goals, as indicated by Goal.fork;
accumulate pending forks within command state and hilight accordingly;
Isabelle_Process: enforce future_terminal_proof, which gives some impression of non-linear/parallel checking;
/* Title: Pure/General/markup.scala
Author: Makarius
Common markup elements.
*/
package isabelle
object Markup
{
/* property values */
def get_string(name: String, props: List[(String, String)]): Option[String] =
props.find(p => p._1 == name).map(_._2)
def parse_int(s: String): Option[Int] =
try { Some(Integer.parseInt(s)) }
catch { case _: NumberFormatException => None }
def get_int(name: String, props: List[(String, String)]): Option[Int] =
{
get_string(name, props) match {
case None => None
case Some(value) => parse_int(value)
}
}
/* name */
val NAME = "name"
val KIND = "kind"
/* formal entities */
val ENTITY = "entity"
val DEF = "def"
val REF = "ref"
/* position */
val LINE = "line"
val COLUMN = "column"
val OFFSET = "offset"
val END_LINE = "end_line"
val END_COLUMN = "end_column"
val END_OFFSET = "end_offset"
val FILE = "file"
val ID = "id"
val POSITION_PROPERTIES =
Set(LINE, COLUMN, OFFSET, END_LINE, END_COLUMN, END_OFFSET, FILE, ID)
val POSITION = "position"
val LOCATION = "location"
/* pretty printing */
val INDENT = "indent"
val BLOCK = "block"
val WIDTH = "width"
val BREAK = "break"
/* hidden text */
val HIDDEN = "hidden"
/* logical entities */
val TCLASS = "tclass"
val TYCON = "tycon"
val FIXED_DECL = "fixed_decl"
val FIXED = "fixed"
val CONST_DECL = "const_decl"
val CONST = "const"
val FACT_DECL = "fact_decl"
val FACT = "fact"
val DYNAMIC_FACT = "dynamic_fact"
val LOCAL_FACT_DECL = "local_fact_decl"
val LOCAL_FACT = "local_fact"
/* inner syntax */
val TFREE = "tfree"
val TVAR = "tvar"
val FREE = "free"
val SKOLEM = "skolem"
val BOUND = "bound"
val VAR = "var"
val NUM = "num"
val FLOAT = "float"
val XNUM = "xnum"
val XSTR = "xstr"
val LITERAL = "literal"
val INNER_COMMENT = "inner_comment"
val SORT = "sort"
val TYP = "typ"
val TERM = "term"
val PROP = "prop"
val ATTRIBUTE = "attribute"
val METHOD = "method"
/* embedded source text */
val ML_SOURCE = "ML_source"
val DOC_SOURCE = "doc_source"
val ANTIQ = "antiq"
val ML_ANTIQ = "ML_antiq"
val DOC_ANTIQ = "doc_antiq"
/* ML syntax */
val ML_KEYWORD = "ML_keyword"
val ML_IDENT = "ML_ident"
val ML_TVAR = "ML_tvar"
val ML_NUMERAL = "ML_numeral"
val ML_CHAR = "ML_char"
val ML_STRING = "ML_string"
val ML_COMMENT = "ML_comment"
val ML_MALFORMED = "ML_malformed"
val ML_DEF = "ML_def"
val ML_OPEN = "ML_open"
val ML_STRUCT = "ML_struct"
val ML_REF = "ML_ref"
val ML_TYPING = "ML_typing"
/* outer syntax */
val KEYWORD_DECL = "keyword_decl"
val COMMAND_DECL = "command_decl"
val KEYWORD = "keyword"
val COMMAND = "command"
val IDENT = "ident"
val STRING = "string"
val ALTSTRING = "altstring"
val VERBATIM = "verbatim"
val COMMENT = "comment"
val CONTROL = "control"
val MALFORMED = "malformed"
val COMMAND_SPAN = "command_span"
val IGNORED_SPAN = "ignored_span"
val MALFORMED_SPAN = "malformed_span"
/* toplevel */
val STATE = "state"
val SUBGOAL = "subgoal"
val SENDBACK = "sendback"
val HILITE = "hilite"
/* command status */
val TASK = "task"
val UNPROCESSED = "unprocessed"
val RUNNING = "running"
val FORKED = "forked"
val JOINED = "joined"
val FAILED = "failed"
val FINISHED = "finished"
val DISPOSED = "disposed"
/* interactive documents */
val ASSIGN = "assign"
val EDIT = "edit"
/* messages */
val PID = "pid"
val MESSAGE = "message"
val CLASS = "class"
val INIT = "init"
val STATUS = "status"
val WRITELN = "writeln"
val TRACING = "tracing"
val WARNING = "warning"
val ERROR = "error"
val DEBUG = "debug"
val SYSTEM = "system"
val STDIN = "stdin"
val STDOUT = "stdout"
val SIGNAL = "signal"
val EXIT = "exit"
val READY = "ready"
/* system data */
val DATA = "data"
}