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* src/ltlvisit/tostring.cc: Reindent and strip out superfluous

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spot::ltl:: prefixes.
(to_string(formula)): New function.
* src/ltlvisit/tostring.hh (to_string(formula)): Likewise.
* src/ltltest/tostring.cc: Use this new to_string function to
simplify.
This commit is contained in:
Alexandre Duret-Lutz 2003-05-12 12:41:41 +00:00
parent a49c69555e
commit 8e988470b1
4 changed files with 76 additions and 62 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2003-05-12 Alexandre Duret-Lutz <aduret@src.lip6.fr>
* src/ltlvisit/tostring.cc: Reindent and strip out superfluous
spot::ltl:: prefixes.
(to_string(formula)): New function.
* src/ltlvisit/tostring.hh (to_string(formula)): Likewise.
* src/ltltest/tostring.cc: Use this new to_string function to
simplify.
2003-05-05 Alexandre Duret-Lutz <aduret@src.lip6.fr>
* m4/buddy.m4: New file.

17
src/ltltest/tostring.cc
View file

@ -1,5 +1,4 @@
#include <iostream>
#include <sstream>
#include "ltlparse/public.hh"
#include "ltlvisit/tostring.hh"
#include "ltlvisit/equals.hh"
@ -26,13 +25,12 @@ main(int argc, char **argv)
// The string generated from an abstract tree should be parsable
// again.
std::ostringstream os;
spot::ltl::to_string(*f1, os);
std::cout << os.str() << std::endl;
std::string f1s = spot::ltl::to_string(*f1);
std::cout << f1s << std::endl;
spot::ltl::formula* f2 = spot::ltl::parse(os.str(), p1);
spot::ltl::formula* f2 = spot::ltl::parse(f1s, p1);
if (spot::ltl::format_parse_errors(std::cerr, os.str(), p1))
if (spot::ltl::format_parse_errors(std::cerr, f1s, p1))
return 2;
// This second abstract tree should be equal to the first.
@ -42,11 +40,10 @@ main(int argc, char **argv)
// It should also map to the same string.
std::ostringstream os2;
spot::ltl::to_string(*f2, os2);
std::cout << os2.str() << std::endl;
std::string f2s = spot::ltl::to_string(*f2);
std::cout << f2s << std::endl;
if (os2.str() != os.str())
if (f2s != f1s)
return 1;
}

43
src/ltlvisit/tostring.cc
View file

@ -1,4 +1,5 @@
#include <cassert>
#include <sstream>
#include "tostring.hh"
#include "ltlast/visitor.hh"
#include "ltlast/allnodes.hh"
@ -9,7 +10,7 @@ namespace spot
namespace ltl
{
class to_string_visitor : public spot::ltl::const_visitor
class to_string_visitor : public const_visitor
{
public:
to_string_visitor(std::ostream& os = std::cout)
@ -23,39 +24,38 @@ namespace spot
}
void
visit(const spot::ltl::atomic_prop* ap)
visit(const atomic_prop* ap)
{
os_ << ap->name();
}
void
visit(const spot::ltl::constant* c)
visit(const constant* c)
{
os_ << c->val_name();
}
void
visit(const spot::ltl::binop* bo)
visit(const binop* bo)
{
os_ << "(";
bo->first()->accept(*this);
switch(bo->op())
{
case spot::ltl::binop::Xor:
case binop::Xor:
os_ << " ^ ";
break;
case spot::ltl::binop::Implies:
case binop::Implies:
os_ << " => ";
break;
case spot::ltl::binop::Equiv:
case binop::Equiv:
os_ << " <=> ";
break;
case spot::ltl::binop::U:
case binop::U:
os_ << " U ";
break;
case spot::ltl::binop::R:
case binop::R:
os_ << " R ";
break;
}
@ -65,20 +65,20 @@ namespace spot
}
void
visit(const spot::ltl::unop* uo)
visit(const unop* uo)
{
switch(uo->op())
{
case spot::ltl::unop::Not:
case unop::Not:
os_ << "!";
break;
case spot::ltl::unop::X:
case unop::X:
os_ << "X";
break;
case spot::ltl::unop::F:
case unop::F:
os_ << "F";
break;
case spot::ltl::unop::G:
case unop::G:
os_ << "G";
break;
}
@ -87,7 +87,7 @@ namespace spot
}
void
visit(const spot::ltl::multop* mo)
visit(const multop* mo)
{
os_ << "(";
unsigned max = mo->size();
@ -95,10 +95,10 @@ namespace spot
const char* ch = " ";
switch (mo->op())
{
case spot::ltl::multop::Or:
case multop::Or:
ch = " | ";
break;
case spot::ltl::multop::And:
case multop::And:
ch = " & ";
break;
}
@ -121,5 +121,12 @@ namespace spot
f.accept(v);
}
std::string
to_string(const formula& f)
{
std::ostringstream os;
to_string(f, os);
return os.str();
}
}
}

1
src/ltlvisit/tostring.hh
View file

@ -9,6 +9,7 @@ namespace spot
namespace ltl
{
void to_string(const formula& f, std::ostream& os);
std::string to_string(const formula& f);
}
}