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authorbecquet2007-05-10 18:49:20 +0000
committerbecquet2007-05-10 18:49:20 +0000
commit8f486613be58ced269db1d437e560c16558604e8 (patch)
tree41e94b2122a118cb06abf6fc2a0038cd1dfbec4a /i/chuck/src/interpreter
parent4daa2c76c2a028e4b2c8ab379e7d1e0f535a0a31 (diff)
Création de chuck, le programme du robot 2007.
Diffstat (limited to 'i/chuck/src/interpreter')
-rw-r--r--i/chuck/src/interpreter/Makefile.defs6
-rw-r--r--i/chuck/src/interpreter/interpreter.cc127
-rw-r--r--i/chuck/src/interpreter/interpreter.hh90
-rw-r--r--i/chuck/src/interpreter/interpreter.tcc142
-rw-r--r--i/chuck/src/interpreter/interpreter_parser.cc43
-rw-r--r--i/chuck/src/interpreter/interpreter_parser.hh43
-rw-r--r--i/chuck/src/interpreter/test_interpreter.cc139
7 files changed, 590 insertions, 0 deletions
diff --git a/i/chuck/src/interpreter/Makefile.defs b/i/chuck/src/interpreter/Makefile.defs
new file mode 100644
index 0000000..32c9e48
--- /dev/null
+++ b/i/chuck/src/interpreter/Makefile.defs
@@ -0,0 +1,6 @@
+PROGRAMS += test_interpreter
+
+interpreter_OBJECTS = interpreter.o interpreter_parser.o \
+ $(utils_OBJECTS) $(parser_OBJECTS)
+
+test_interpreter_OBJECTS = test_interpreter.o $(interpreter_OBJECTS)
diff --git a/i/chuck/src/interpreter/interpreter.cc b/i/chuck/src/interpreter/interpreter.cc
new file mode 100644
index 0000000..bbf4767
--- /dev/null
+++ b/i/chuck/src/interpreter/interpreter.cc
@@ -0,0 +1,127 @@
+// interpreter.cc
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "interpreter.hh"
+#include "interpreter_parser.hh"
+
+/// Destructor.
+Interpreter::~Interpreter (void)
+{
+ for (Funcs::iterator i = funcs_.begin (); i != funcs_.end (); ++i)
+ {
+ delete i->second.func;
+ }
+}
+
+/// Add a function, Interpreter owns f.
+void
+Interpreter::add (const std::string &s, Func *f, const std::string &desc)
+{
+ if (!funcs_.insert (Funcs::value_type (s, FuncDesc (f, desc))).second)
+ {
+ // Interpreter owns f, therefore, f must be deleted.
+ delete f;
+ throw std::runtime_error ("function \'" + s
+ + "\' inserted two times");
+ }
+}
+
+/// Add a function without description, Interpreter owns f.
+void
+Interpreter::add (const std::string &s, Func *f)
+{
+ add (s, f, "");
+}
+
+/// Test if a function is defined.
+bool
+Interpreter::exists (const std::string &s) const
+{
+ Funcs::const_iterator i;
+ i = funcs_.find (s);
+ return i != funcs_.end ();
+}
+
+/// Call a function by name.
+void
+Interpreter::call (const std::string &s, const Args &a,
+ bool dryrun/*false*/) const
+{
+ Funcs::const_iterator i;
+ i = funcs_.find (s);
+ if (i == funcs_.end ())
+ throw std::runtime_error ("function \'" + s + "\' does not exist");
+ try
+ {
+ (*i->second.func) (a, dryrun);
+ }
+ catch (const std::exception &e)
+ {
+ throw std::runtime_error ("while calling \'" + s + "\', "
+ + e.what ());
+ }
+}
+
+/// Interpret a string.
+void
+Interpreter::interpretString (const std::string &s, bool dryrun/*false*/)
+{
+ InterpreterParser p (*this, dryrun);
+ p.parseString (s);
+}
+
+/// Interpret a file.
+void
+Interpreter::interpretFile (const std::string &file, bool dryrun/*false*/)
+{
+ InterpreterParser p (*this, dryrun);
+ p.parseFile (file);
+}
+
+/// Return an help string.
+std::string
+Interpreter::help (void) const
+{
+ std::string ret;
+ for (Funcs::const_iterator i = funcs_.begin (); i != funcs_.end (); ++i)
+ {
+ ret += i->first;
+ if (!i->second.desc.empty ())
+ {
+ ret += " : ";
+ // Well, if you really want to implement this better, please do...
+ for (std::string::const_iterator j = i->second.desc.begin ();
+ j != i->second.desc.end (); j++)
+ {
+ if (*j == '\n')
+ ret += "\n ";
+ else
+ ret += *j;
+ }
+ }
+ ret += '\n';
+ }
+ return ret;
+}
+
diff --git a/i/chuck/src/interpreter/interpreter.hh b/i/chuck/src/interpreter/interpreter.hh
new file mode 100644
index 0000000..3341ea1
--- /dev/null
+++ b/i/chuck/src/interpreter/interpreter.hh
@@ -0,0 +1,90 @@
+#ifndef interpreter_hh
+#define interpreter_hh
+// interpreter.hh
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "utils/any.hh"
+
+#include <map>
+
+class Interpreter
+{
+ public:
+ /// Function arguments.
+ typedef any Arg;
+ /// Function arguments list.
+ typedef std::list<Arg> Args;
+ /// Functions must inherit from this type.
+ class Func
+ {
+ public:
+ /// Mandatory virtual destructor.
+ virtual ~Func (void)
+ { }
+ /// Called on function invocation, getting the argument list and
+ /// returning true on success.
+ virtual void operator() (const Args &, bool dryrun) = 0;
+ };
+ private:
+ /// Func class construction helper.
+ template<class T, typename F>
+ class MemFunc;
+ private:
+ struct FuncDesc
+ {
+ Func *func;
+ std::string desc;
+ FuncDesc (Func *func_, const std::string &desc_)
+ : func (func_), desc (desc_) { }
+ };
+ /// Type of the private function map.
+ typedef std::map<std::string, FuncDesc> Funcs;
+ /// The function map itself.
+ Funcs funcs_;
+ public:
+ /// Destructor.
+ ~Interpreter (void);
+ /// Add a function, Interpreter owns f.
+ void add (const std::string &s, Func *f, const std::string &desc);
+ /// Add a function without description, Interpreter owns f.
+ void add (const std::string &s, Func *f);
+ /// Test if a function is defined.
+ bool exists (const std::string &s) const;
+ /// Call a function by name.
+ void call (const std::string &s, const Args &a,
+ bool dryrun = false) const;
+ /// Interpret a string.
+ void interpretString (const std::string &s, bool dryrun = false);
+ /// Interpret a file.
+ void interpretFile (const std::string &file, bool dryrun = false);
+ /// Return an help string.
+ std::string help (void) const;
+ /// Take all the template sophistications out of the programmer hands.
+ template<class T, typename F>
+ static Func *memFunc (T &i, F f);
+};
+
+#include "interpreter.tcc"
+
+#endif // interpreter_hh
diff --git a/i/chuck/src/interpreter/interpreter.tcc b/i/chuck/src/interpreter/interpreter.tcc
new file mode 100644
index 0000000..5af0e0a
--- /dev/null
+++ b/i/chuck/src/interpreter/interpreter.tcc
@@ -0,0 +1,142 @@
+#ifndef interpreter_tcc
+#define interpreter_tcc
+// interpreter.tcc
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "utils/meta/remove_reference.hh"
+
+#include <stdexcept>
+
+/// Func class construction helper.
+template<class T, typename F>
+class Interpreter::MemFunc
+{
+};
+
+/// Partially specialised for member functions taking an arguments list.
+template<class T>
+class Interpreter::MemFunc<T, void (T::*) (const Interpreter::Args &, bool)>
+: public Func
+{
+ T &i_;
+ typedef void (T::*F) (const Interpreter::Args &, bool);
+ F f_;
+ public:
+ MemFunc (T &i, F f) : i_ (i), f_ (f) { }
+ void operator() (const Args &a, bool dryrun)
+ {
+ (i_.*f_) (a, dryrun);
+ }
+};
+
+/// Partially specialised for members functions taking no argument.
+template<class T, typename R>
+class Interpreter::MemFunc<T, R (T::*) (void)> : public Func
+{
+ T &i_;
+ typedef R (T::*F) (void);
+ F f_;
+ public:
+ MemFunc (T &i, F f) : i_ (i), f_ (f) { }
+ void operator() (const Args &a, bool dryrun)
+ {
+ if (!a.empty ())
+ throw std::runtime_error ("no argument expected");
+ if (!dryrun)
+ (i_.*f_) ();
+ }
+};
+
+/// Partially specialised for members functions taking one argument.
+template<class T, typename A1, typename R>
+class Interpreter::MemFunc<T, R (T::*) (A1)> : public Func
+{
+ T &i_;
+ typedef R (T::*F) (A1);
+ F f_;
+ public:
+ MemFunc (T &i, F f) : i_ (i), f_ (f) { }
+ void operator() (const Args &a, bool dryrun)
+ {
+ Args::const_iterator i = a.begin ();
+ if (a.size () != 1)
+ throw std::runtime_error ("one argument expected");
+ A1 a1 = any_cast<typename meta::removeReference<A1>::type> (*i);
+ if (!dryrun)
+ (i_.*f_) (a1);
+ }
+};
+
+/// Partially specialised for members functions taking two arguments.
+template<class T, typename A1, typename A2, typename R>
+class Interpreter::MemFunc<T, R (T::*) (A1, A2)> : public Func
+{
+ T &i_;
+ typedef R (T::*F) (A1, A2);
+ F f_;
+ public:
+ MemFunc (T &i, F f) : i_ (i), f_ (f) { }
+ void operator() (const Args &a, bool dryrun)
+ {
+ Args::const_iterator i = a.begin ();
+ if (a.size () != 2)
+ throw std::runtime_error ("two arguments expected");
+ A1 a1 = any_cast<typename meta::removeReference<A1>::type> (*i);
+ A2 a2 = any_cast<typename meta::removeReference<A2>::type> (*++i);
+ if (!dryrun)
+ (i_.*f_) (a1, a2);
+ }
+};
+
+/// Partially specialised for members functions taking three arguments.
+template<class T, typename A1, typename A2, typename A3, typename R>
+class Interpreter::MemFunc<T, R (T::*) (A1, A2, A3)> : public Func
+{
+ T &i_;
+ typedef R (T::*F) (A1, A2, A3);
+ F f_;
+ public:
+ MemFunc (T &i, F f) : i_ (i), f_ (f) { }
+ void operator() (const Args &a, bool dryrun)
+ {
+ Args::const_iterator i = a.begin ();
+ if (a.size () != 3)
+ throw std::runtime_error ("three arguments expected");
+ A1 a1 = any_cast<typename meta::removeReference<A1>::type> (*i);
+ A2 a2 = any_cast<typename meta::removeReference<A2>::type> (*++i);
+ A3 a3 = any_cast<typename meta::removeReference<A3>::type> (*++i);
+ if (!dryrun)
+ (i_.*f_) (a1, a2, a3);
+ }
+};
+
+/// Take all the template sophistications out of the programmer hands.
+template<class T, typename F>
+Interpreter::Func *
+Interpreter::memFunc (T &i, F f)
+{
+ return new MemFunc<T, F> (i, f);
+}
+
+#endif // interpreter_tcc
diff --git a/i/chuck/src/interpreter/interpreter_parser.cc b/i/chuck/src/interpreter/interpreter_parser.cc
new file mode 100644
index 0000000..f10e8ec
--- /dev/null
+++ b/i/chuck/src/interpreter/interpreter_parser.cc
@@ -0,0 +1,43 @@
+// interpreter_parser.cc
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "interpreter_parser.hh"
+#include "interpreter.hh"
+
+/// Constructor.
+InterpreterParser::InterpreterParser (Interpreter &interpreter,
+ bool dryrun/*false*/)
+ : interpreter_ (interpreter), dryrun_ (dryrun)
+{
+}
+
+/// Function called by the parser to make a call.
+void
+InterpreterParser::call (const std::string &id, AnyList &args)
+{
+ interpreter_.call (id, args, dryrun_);
+ if (interpreter_.exists ("_postcall"))
+ interpreter_.call ("_postcall", AnyList (), dryrun_);
+}
+
diff --git a/i/chuck/src/interpreter/interpreter_parser.hh b/i/chuck/src/interpreter/interpreter_parser.hh
new file mode 100644
index 0000000..3bd256d
--- /dev/null
+++ b/i/chuck/src/interpreter/interpreter_parser.hh
@@ -0,0 +1,43 @@
+#ifndef interpreter_parser_hh
+#define interpreter_parser_hh
+// interpreter_parser.hh
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "parser/parser.hh"
+
+class Interpreter;
+
+/// Parser used by Interpreter.
+class InterpreterParser : public Parser
+{
+ Interpreter &interpreter_;
+ bool dryrun_;
+ public:
+ /// Constructor.
+ InterpreterParser (Interpreter &interpreter, bool dryrun = false);
+ /// Function called by the parser to make a call.
+ void call (const std::string &id, AnyList &args);
+};
+
+#endif // interpreter_parser_hh
diff --git a/i/chuck/src/interpreter/test_interpreter.cc b/i/chuck/src/interpreter/test_interpreter.cc
new file mode 100644
index 0000000..631d10d
--- /dev/null
+++ b/i/chuck/src/interpreter/test_interpreter.cc
@@ -0,0 +1,139 @@
+// test_interpreter.cc
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "interpreter.hh"
+
+#include <iostream>
+#include <algorithm>
+#include <iterator>
+
+class TestInterpreter
+{
+ Interpreter t;
+ public:
+ void funcA (const Interpreter::Args &a, bool dryrun)
+ {
+ if (!dryrun)
+ std::cout << " a " << a << std::endl;
+ }
+ bool funcB (void)
+ {
+ std::cout << " b ( )" << std::endl;
+ return true;
+ }
+ int funcC (int i)
+ {
+ std::cout << " c ( " << i << " )" << std::endl;
+ return 0;
+ }
+ void funcD (const std::string &s)
+ {
+ std::cout << " d ( " << s << " )" << std::endl;
+ }
+ void funcE (int i, const std::string &s, double d)
+ {
+ std::cout << " e ( " << i << ' ' << s << ' ' << d << " )" << std::endl;
+ }
+ void call (const std::string &s, const Interpreter::Args &a)
+ {
+ try
+ {
+ std::cout << "call " << s << ' ' << a << std::endl;
+ t.call (s, a);
+ }
+ catch (const std::exception &e)
+ {
+ // Do not use std::cerr as there should be only normal errors.
+ std::cout << ' ' << e.what () << std::endl;
+ }
+ }
+ void interpretString (const std::string &s)
+ {
+ try
+ {
+ std::cout << "interpret dry \"" << s << "\"" << std::endl;
+ t.interpretString (s, true);
+ std::cout << "interpret \"" << s << "\"" << std::endl;
+ t.interpretString (s);
+ }
+ catch (const std::exception &e)
+ {
+ // Do not use std::cerr as there should be only normal errors.
+ std::cout << ' ' << e.what () << std::endl;
+ }
+ }
+ int main (void)
+ {
+ // Add functions.
+ t.add ("a", Interpreter::memFunc (*this, &TestInterpreter::funcA),
+ "a ARGS...\n"
+ "the wonderful `a' function taking any number of any arguments");
+ t.add ("b", Interpreter::memFunc (*this, &TestInterpreter::funcB),
+ "b\ntakes no argument");
+ t.add ("c", Interpreter::memFunc (*this, &TestInterpreter::funcC),
+ "c THE_MIGHTY_NUMBER\n"
+ "takes one integer");
+ t.add ("d", Interpreter::memFunc (*this, &TestInterpreter::funcD),
+ "d THE_STRING\n"
+ "takes one string");
+ t.add ("e", Interpreter::memFunc (*this, &TestInterpreter::funcE),
+ "e INT STRING DOUBLE\n"
+ "takes one integer, one string and one double");
+ // Make argument lists.
+ Interpreter::Args a[4];
+ a[1].push_back (71117);
+ a[2].push_back (std::string ("robert"));
+ a[3].push_back (42);
+ a[3].push_back (std::string ("merguez"));
+ a[3].push_back (51.1664);
+ // Need help?
+ std::cout << t.help () << std::endl;
+ // Call all those wonderful functions.
+ call ("unknown", a[0]);
+ for (unsigned int i = 0; i < sizeof (a) / sizeof (a[0]); ++i)
+ {
+ for (char f = 'a'; f <= 'e'; f++)
+ {
+ call (std::string (1, f), a[i]);
+ }
+ }
+ // Now, with the interpreter.
+ interpretString ("a = 42");
+ interpretString ("42");
+ for (char f = 'a'; f <= 'e'; f++)
+ {
+ interpretString (std::string (1, f));
+ interpretString (std::string (1, f) + " 42 ");
+ interpretString (std::string (1, f) + " \"robert\";; ");
+ interpretString (std::string (1, f) + " 757 \"tintin\" 0.3141516e+1");
+ }
+ return 0;
+ }
+};
+
+int main (void)
+{
+ TestInterpreter tt;
+ return tt.main ();
+}