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Implement to_utf8_string().

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* src/ltlvisit/tostring.cc, src/ltlvisit/tostring.hh: Here.
* src/ltltest/randltl.cc: Add option -8 to display utf-8 formulae.
* src/ltltest/utf8.test: Test it.
This commit is contained in:
Alexandre Duret-Lutz 2012-04-29 00:40:27 +02:00
parent 6f29141174
commit 53f38c2ccd
4 changed files with 106 additions and 23 deletions
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75
src/ltlvisit/tostring.cc
View file

@ -1,3 +1,4 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2008, 2010, 2012 Laboratoire de Recherche et
// Développement de l'Epita (LRDE)
// Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
@ -79,12 +80,12 @@ namespace spot
" R ",
" W ",
" M ",
" <>-> ",
" <>=> ",
" <>+> ",
" <>=+> ",
" []-> ",
" []=> ",
"<>-> ",
"<>=> ",
"<>+> ",
"<>=+> ",
"[]-> ",
"[]=> ",
"!",
"X",
"F",
@ -109,12 +110,12 @@ namespace spot
" V ",
" W ", // not supported
" M ", // not supported
" <>-> ", // not supported
" <>=> ", // not supported
" <>+> ", // not supported
" <>=+> ", // not supported
" []-> ", // not supported
" []=> ", // not supported
"<>-> ", // not supported
"<>=> ", // not supported
"<>+> ", // not supported
"<>=+> ", // not supported
"[]-> ", // not supported
"[]=> ", // not supported
"!",
"()",
"<>",
@ -128,6 +129,36 @@ namespace spot
":", // not supported
};
const char* utf8_kw[] = {
"0",
"1",
"[*0]",
"⊕",
" → ",
" ↔ ",
" U ",
" R ",
" W ",
" M ",
"◇→ ",
"◇⇒ ",
"◇→̃ ",
"◇⇒̃ ",
"□→ ",
"□⇒ ",
"¬",
"○",
"◇",
"□",
"∨",
" | ",
"∧",
" ∩ ",
" & ",
";",
":",
};
static bool
is_bare_word(const char* str)
{
@ -491,7 +522,8 @@ namespace spot
top_level_ = true;
break;
case unop::NegClosure:
os_ << "!{";
emit(KNot);
os_ << "{";
in_ratexp_ = true;
top_level_ = true;
break;
@ -684,6 +716,23 @@ namespace spot
return os.str();
}
std::ostream&
to_utf8_string(const formula* f, std::ostream& os, bool full_parent,
bool ratexp)
{
to_string_visitor v(os, full_parent, ratexp, utf8_kw);
f->accept(v);
return os;
}
std::string
to_utf8_string(const formula* f, bool full_parent, bool ratexp)
{
std::ostringstream os;
to_utf8_string(f, os, full_parent, ratexp);
return os.str();
}
std::ostream&
to_spin_string(const formula* f, std::ostream& os, bool full_parent)
{

28
src/ltlvisit/tostring.hh
View file

@ -1,7 +1,8 @@
// Copyright (C) 2010, 2011 Laboratoire de Recherche et Développement de
// l'Epita (LRDE).
// -*- coding: utf-8 -*-
// Copyright (C) 2010, 2011, 2012 Laboratoire de Recherche et
// Développement de l'Epita (LRDE).
// Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
// et Marie Curie.
//
// This file is part of Spot, a model checking library.
@ -54,6 +55,27 @@ namespace spot
std::string
to_string(const formula* f, bool full_parent = false, bool ratexp = false);
/// \brief Output a formula as an utf8 string which is parsable unless
/// the formula contains automaton operators (used in ELTL formulae).
/// \param f The formula to translate.
/// \param os The stream where it should be output.
/// \param full_parent Whether or not the string should by fully
/// parenthesized.
/// \param ratexp Whether we are printing a SERE.
std::ostream&
to_utf8_string(const formula* f, std::ostream& os, bool full_parent = false,
bool ratexp = false);
/// \brief Output a formula as an utf8 string which is parsable
/// unless the formula contains automaton operators (used in ELTL formulae).
/// \param f The formula to translate.
/// \param full_parent Whether or not the string should by fully
/// parenthesized.
/// \param ratexp Whether we are printing a SERE.
std::string
to_utf8_string(const formula* f, bool full_parent = false,
bool ratexp = false);
/// \brief Output a formula as a (parsable by Spin) string.
/// \param f The formula to translate.
/// \param os The stream where it should be output.