generic-library/ChaiScript
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Major updates to the C++ API. Please see trunk/src/example.cpp to follow along

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This commit is contained in:
Jason Turner
2009-07-18 18:05:54 +00:00
parent ac817ff33a
commit 4d4c26bf73
14 changed files with 451 additions and 416 deletions
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47
include/chaiscript/language/chaiscript_engine.hpp
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@@ -26,6 +26,27 @@ namespace chaiscript
build_eval_system();
}
/**
* Adds an object to the system: type, function, object
*/
template<typename T>
void add(const T &t, const std::string &name)
{
engine.add(t, name);
}
/**
* Helper for calling script code as if it were native C++ code
* example:
* boost::function<int (int, int)> f = build_functor(chai, "func(x, y){x+y}");
* \return a boost::function representing the passed in script
* \param[in] script Script code to build a function from
*/
template<typename FunctionType>
boost::function<FunctionType> functor(const std::string &script)
{
return chaiscript::functor<FunctionType>(evaluate_string(script));
}
/**
* Returns the current evaluation engine
*/
@@ -46,9 +67,9 @@ namespace chaiscript
/**
* Evaluates the given boxed string, used during eval() inside of a script
*/
const dispatchkit::Boxed_Value eval(const std::vector<dispatchkit::Boxed_Value> &vals) {
const Boxed_Value eval(const std::vector<Boxed_Value> &vals) {
std::string val;
val = dispatchkit::boxed_cast<std::string &>(vals[0]);
val = boxed_cast<std::string &>(vals[0]);
return evaluate_string(val);
}
@@ -79,14 +100,14 @@ namespace chaiscript
* Builds all the requirements for ChaiScript, including its evaluator and a run of its prelude.
*/
void build_eval_system() {
dispatchkit::Bootstrap::bootstrap(engine);
dispatchkit::bootstrap_vector<std::vector<dispatchkit::Boxed_Value> >(engine, "Vector");
dispatchkit::bootstrap_string<std::string>(engine, "string");
dispatchkit::bootstrap_map<std::map<std::string, dispatchkit::Boxed_Value> >(engine, "Map");
dispatchkit::bootstrap_pair<std::pair<dispatchkit::Boxed_Value, dispatchkit::Boxed_Value > >(engine, "Pair");
Bootstrap::bootstrap(engine);
bootstrap_vector<std::vector<Boxed_Value> >(engine, "Vector");
bootstrap_string<std::string>(engine, "string");
bootstrap_map<std::map<std::string, Boxed_Value> >(engine, "Map");
bootstrap_pair<std::pair<Boxed_Value, Boxed_Value > >(engine, "Pair");
engine.register_function(boost::shared_ptr<dispatchkit::Proxy_Function>(
new dispatchkit::Dynamic_Proxy_Function(boost::bind(&ChaiScript_System<Eval_Engine>::eval, boost::ref(*this), _1), 1)), "eval");
engine.add(Proxy_Function(
new Dynamic_Proxy_Function(boost::bind(&ChaiScript_System<Eval_Engine>::eval, boost::ref(*this), _1), 1)), "eval");
evaluate_string(chaiscript_prelude, "standard prelude");
}
@@ -94,9 +115,9 @@ namespace chaiscript
/**
* Evaluates the given string in by parsing it and running the results through the evaluator
*/
dispatchkit::Boxed_Value evaluate_string(const std::string &input, const char *filename = "__EVAL__") {
Boxed_Value evaluate_string(const std::string &input, const char *filename = "__EVAL__") {
//debug_print(tokens);
dispatchkit::Boxed_Value value;
Boxed_Value value;
parser.clear_match_stack();
try {
@@ -115,12 +136,12 @@ namespace chaiscript
/**
* Loads the file specified by filename, evaluates it, and returns the result
*/
dispatchkit::Boxed_Value evaluate_file(const char *filename) {
Boxed_Value evaluate_file(const char *filename) {
return evaluate_string(load_file(filename), filename);
}
};
typedef ChaiScript_System<dispatchkit::Dispatch_Engine> ChaiScript_Engine;
typedef ChaiScript_System<Dispatch_Engine> ChaiScript_Engine;
}
#endif /* CHAISCRIPT_ENGINE_HPP_ */