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(* Title: Pure/General/markup.ML
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ID: $Id$
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Author: Makarius
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Common markup elements.
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*)
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signature MARKUP =
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sig
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type property = string * string
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type T = string * property list
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val none: T
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val property: string * string -> T -> T
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val nameN: string
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val add_name: string -> T -> T
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val posN: string
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val add_pos: Position.T -> T -> T
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val classN: string
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val class: string -> T
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val tyconN: string
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val tycon: string -> T
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val constN: string
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val const: string -> T
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val axiomN: string
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val axiom: string -> T
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val sortN: string
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val sort: T
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val typN: string
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val typ: T
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val termN: string
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val term: T
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val propN: string
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val prop: T
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val thmN: string
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val thm: T
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val keywordN: string
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val keyword: string -> T
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val commandN: string
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val command: string -> T
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end;
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structure Markup: MARKUP =
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struct
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type property = string * string;
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type T = string * property list;
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val none = ("", []);
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(* properties *)
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fun property x (name, xs) : T = (name, x :: xs);
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val nameN = "name";
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fun add_name x = property (nameN, x);
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val posN = "pos";
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fun add_pos x = property (posN, Position.str_of x);
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(* logical entities *)
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val classN = "class";
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fun class name = (classN, [(nameN, name)]);
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val tyconN = "tycon";
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fun tycon name = (tyconN, [(nameN, name)]);
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val constN = "const";
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fun const name = (constN, [(nameN, name)]);
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val axiomN = "axiom";
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fun axiom name = (axiomN, [(nameN, name)]);
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(* inner syntax *)
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val sortN = "sort";
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val sort = (sortN, []);
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val typN = "typ";
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val typ = (typN, []);
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val termN = "term";
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val term = (termN, []);
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val propN = "prop";
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val prop = (propN, []);
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val thmN = "thm";
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val thm = (thmN, []);
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(* outer syntax *)
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val keywordN = "keyword";
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fun keyword name = (keywordN, [(nameN, name)]);
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val commandN = "command";
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fun command name = (commandN, [(nameN, name)]);
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end;
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