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hoa: better support for aliases on output

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Part of issue #497.

* doc/org/concepts.org: Declare a new "aliases" named property.
* spot/parseaut/parseaut.yy: Fill the aliases named property.
* spot/twa/twa.cc (copy_named_properties_of): Copy it.
* spot/twaalgos/hoa.cc: Use "aliases" while encoding BDDs for
output.
* spot/twaalgos/hoa.hh: Add helper function to set/get aliases.
* python/spot/impl.i: Create a type for aliases.
* tests/core/parseaut.test: Adjust test case.
* tests/python/aliases.py: New file.
* tests/Makefile.am: Add it.
* NEWS: Mention this change.
This commit is contained in:
Alexandre Duret-Lutz 2022-01-21 16:06:48 +01:00
parent 6b46dbd907
commit dac3d78244
10 changed files with 464 additions and 75 deletions
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23
spot/twaalgos/hoa.hh
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2014, 2015 Laboratoire de Recherche et Développement
// Copyright (C) 2014, 2015, 2022 Laboratoire de Recherche et Développement
// de l'Epita (LRDE).
//
// This file is part of Spot, a model checking library.
@ -22,6 +22,9 @@
#include <iosfwd>
#include <spot/misc/common.hh>
#include <spot/twa/fwd.hh>
#include <vector>
#include <utility>
#include <bddx.h>
namespace spot
{
@ -41,4 +44,22 @@ namespace spot
print_hoa(std::ostream& os,
const const_twa_ptr& g,
const char* opt = nullptr);
/// \ingroup twa_io
/// \brief Obtain aliases used in the HOA format.
///
/// Aliases are stored as a vector of pairs (name, bdd).
/// The bdd is expected to use only variable registered by \a g.
SPOT_API std::vector<std::pair<std::string, bdd>>*
get_aliases(const const_twa_ptr& g);
/// \ingroup twa_io
/// \brief Define all aliases used in the HOA format.
///
/// Aliases are stored as a vector of pairs (name, bdd).
/// The bdd is expected to use only variable registered by \a g.
///
/// Pass an empty vector to remove existing aliases.
SPOT_API void
set_aliases(twa_ptr& g, std::vector<std::pair<std::string, bdd>> aliases);
}