generic-library/ChaiScript
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Reorg of parsing code for maintainability / performance

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This commit is contained in:
Jason Turner
2015-04-30 22:05:56 -06:00
parent ebc6468178
commit d77921f1b5
5 changed files with 356 additions and 398 deletions
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68
include/chaiscript/language/chaiscript_common.hpp
View File

@@ -68,6 +68,31 @@ namespace chaiscript
File_Position() : line(0), column(0) { }
};
struct Parse_Location {
Parse_Location(std::string t_fname="", const int t_start_line=0, const int t_start_col=0,
const int t_end_line=0, const int t_end_col=0)
: start(t_start_line, t_start_col),
end(t_end_line, t_end_col),
filename(std::make_shared<std::string>(std::move(t_fname)))
{
}
Parse_Location(std::shared_ptr<std::string> t_fname, const int t_start_line=0, const int t_start_col=0,
const int t_end_line=0, const int t_end_col=0)
: start(t_start_line, t_start_col),
end(t_end_line, t_end_col),
filename(std::move(t_fname))
{
}
File_Position start;
File_Position end;
std::shared_ptr<std::string> filename;
};
/// \brief Typedef for pointers to AST_Node objects. Used in building of the AST_Node tree
typedef std::shared_ptr<AST_Node> AST_NodePtr;
typedef std::shared_ptr<const AST_Node> AST_NodePtr_Const;
@@ -81,7 +106,6 @@ namespace chaiscript
struct eval_error : std::runtime_error {
std::string reason;
File_Position start_position;
File_Position end_position;
std::string filename;
std::string detail;
std::vector<AST_NodePtr_Const> call_stack;
@@ -91,7 +115,7 @@ namespace chaiscript
bool t_dot_notation,
const chaiscript::detail::Dispatch_Engine &t_ss) CHAISCRIPT_NOEXCEPT :
std::runtime_error(format(t_why, t_where, t_fname, t_parameters, t_dot_notation, t_ss)),
reason(t_why), start_position(t_where), end_position(t_where), filename(t_fname), detail(format_detail(t_functions, t_dot_notation, t_ss))
reason(t_why), start_position(t_where), filename(t_fname), detail(format_detail(t_functions, t_dot_notation, t_ss))
{}
eval_error(const std::string &t_why,
@@ -105,7 +129,7 @@ namespace chaiscript
eval_error(const std::string &t_why, const File_Position &t_where, const std::string &t_fname) CHAISCRIPT_NOEXCEPT :
std::runtime_error(format(t_why, t_where, t_fname)),
reason(t_why), start_position(t_where), end_position(t_where), filename(t_fname)
reason(t_why), start_position(t_where), filename(t_fname)
{}
eval_error(const std::string &t_why) CHAISCRIPT_NOEXCEPT
@@ -154,16 +178,16 @@ namespace chaiscript
}
template<typename T>
static std::string fname(const T& t)
static const std::string &fname(const T& t)
{
return *t->filename;
return t->filename();
}
template<typename T>
static std::string startpos(const T& t)
{
std::ostringstream oss;
oss << t->start.line << ", " << t->start.column;
oss << t->start().line << ", " << t->start().column;
return oss.str();
}
@@ -253,7 +277,7 @@ namespace chaiscript
static std::string format_location(const T &t)
{
std::ostringstream oss;
oss << "(" << *t->filename << " " << t->start.line << ", " << t->start.column << ")";
oss << "(" << t->filename() << " " << t->start().line << ", " << t->start().column << ")";
return oss.str();
@@ -407,13 +431,24 @@ namespace chaiscript
/// \brief Struct that doubles as both a parser ast_node and an AST node.
struct AST_Node : std::enable_shared_from_this<AST_Node> {
public:
std::vector<AST_NodePtr> children;
const int identifier; //< \todo shouldn't this be a strongly typed enum value?
const std::string text;
File_Position start, end;
std::shared_ptr<const std::string> filename;
Parse_Location location;
std::vector<AST_NodePtr> children;
AST_NodePtr annotation;
const std::string &filename() const {
return *location.filename;
}
const File_Position &start() const {
return location.start;
}
const File_Position &end() const {
return location.end;
}
virtual std::string pretty_print() const
{
std::ostringstream oss;
@@ -433,7 +468,7 @@ namespace chaiscript
std::ostringstream oss;
oss << t_prepend << "(" << ast_node_type_to_string(this->identifier) << ") "
<< this->text << " : " << this->start.line << ", " << this->start.column << '\n';
<< this->text << " : " << this->location.start.line << ", " << this->location.start.column << '\n';
for (size_t j = 0; j < this->children.size(); ++j) {
oss << this->children[j]->to_string(t_prepend + " ");
@@ -469,17 +504,14 @@ namespace chaiscript
virtual ~AST_Node() {}
protected:
AST_Node(std::string t_ast_node_text, int t_id, const std::shared_ptr<const std::string> &t_fname,
int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(std::string t_ast_node_text, int t_id, Parse_Location t_loc,
std::vector<AST_NodePtr> t_children = std::vector<AST_NodePtr>()) :
identifier(t_id), text(std::move(t_ast_node_text)),
start(t_start_line, t_start_col), end(t_end_line, t_end_col), filename(t_fname)
location(std::move(t_loc)),
children(std::move(t_children))
{
}
AST_Node(std::string t_ast_node_text, int t_id, const std::shared_ptr<const std::string> &t_fname) :
identifier(t_id), text(std::move(t_ast_node_text)), filename(t_fname) {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const
{
throw std::runtime_error("Undispatched ast_node (internal error)");

422
include/chaiscript/language/chaiscript_eval.hpp
View File

@@ -63,10 +63,10 @@ namespace chaiscript
}
}
struct Binary_Operator_AST_Node : public AST_Node {
struct Binary_Operator_AST_Node : AST_Node {
public:
Binary_Operator_AST_Node(const std::string &t_oper) :
AST_Node(t_oper, AST_Node_Type::Binary, std::make_shared<std::string>(""), 0, 0, 0, 0),
Binary_Operator_AST_Node(const std::string &t_oper, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(t_oper, AST_Node_Type::Binary, std::move(t_loc), std::move(t_children)),
m_oper(Operators::to_operator(t_oper))
{ }
@@ -115,8 +115,8 @@ namespace chaiscript
struct Int_AST_Node : public AST_Node {
public:
Int_AST_Node(std::string t_ast_node_text, Boxed_Value t_bv, const std::shared_ptr<std::string> &t_fname, int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Int, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
Int_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, Boxed_Value t_bv) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Int, std::move(t_loc)),
m_value(std::move(t_bv)) { }
virtual ~Int_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const CHAISCRIPT_OVERRIDE{
@@ -130,8 +130,8 @@ namespace chaiscript
struct Float_AST_Node : public AST_Node {
public:
Float_AST_Node(std::string t_ast_node_text, Boxed_Value t_bv, const std::shared_ptr<std::string> &t_fname, int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Float, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
Float_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, Boxed_Value t_bv) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Float, std::move(t_loc)),
m_value(std::move(t_bv)) { }
virtual ~Float_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const CHAISCRIPT_OVERRIDE{
@@ -145,8 +145,8 @@ namespace chaiscript
struct Id_AST_Node : public AST_Node {
public:
Id_AST_Node(const std::string &t_ast_node_text, const std::shared_ptr<std::string> &t_fname, int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(t_ast_node_text, AST_Node_Type::Id, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
Id_AST_Node(const std::string &t_ast_node_text, Parse_Location t_loc) :
AST_Node(t_ast_node_text, AST_Node_Type::Id, std::move(t_loc)),
m_value(get_value(t_ast_node_text))
{ }
@@ -189,22 +189,22 @@ namespace chaiscript
struct Char_AST_Node : public AST_Node {
public:
Char_AST_Node(std::string t_ast_node_text, const std::shared_ptr<std::string> &t_fname, int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Char, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Char_AST_Node(std::string t_ast_node_text, Parse_Location t_loc) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Char, std::move(t_loc)) { }
virtual ~Char_AST_Node() {}
};
struct Str_AST_Node : public AST_Node {
public:
Str_AST_Node(std::string t_ast_node_text, const std::shared_ptr<std::string> &t_fname, int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Str, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Str_AST_Node(std::string t_ast_node_text, Parse_Location t_loc) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Str, std::move(t_loc)) { }
virtual ~Str_AST_Node() {}
};
struct Eol_AST_Node : public AST_Node {
public:
Eol_AST_Node(std::string t_ast_node_text, const std::shared_ptr<std::string> &t_fname, int t_start_line, int t_start_col, int t_end_line, int t_end_col) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Eol, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Eol_AST_Node(std::string t_ast_node_text, Parse_Location t_loc) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Eol, std::move(t_loc)) { }
virtual ~Eol_AST_Node() {}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE
@@ -216,8 +216,8 @@ namespace chaiscript
struct Fun_Call_AST_Node : public AST_Node {
public:
Fun_Call_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Fun_Call, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Fun_Call_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Fun_Call, std::move(t_loc), std::move(t_children)) { }
virtual ~Fun_Call_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
@@ -285,7 +285,7 @@ namespace chaiscript
struct Fun_Lookup_AST_Node : public AST_Node {
public:
Fun_Lookup_AST_Node(const std::string &t_fun_name)
: AST_Node(t_fun_name, 0, std::make_shared<std::string>("<EVAL>"))
: AST_Node(t_fun_name, 0, Parse_Location("<EVAL>"))
{
}
@@ -305,78 +305,15 @@ namespace chaiscript
struct Unary_Fun_Call_AST_Node : public AST_Node {
public:
Unary_Fun_Call_AST_Node(const Fun_Call_AST_Node &t_fc)
: AST_Node(t_fc.text, t_fc.identifier, t_fc.filename, t_fc.start.line, t_fc.start.column, t_fc.end.line, t_fc.end.column)
{
this->children = t_fc.children;
}
virtual ~Unary_Fun_Call_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
std::vector<Boxed_Value> params{children[1]->children[0]->eval(t_ss)};
fpp.save_params(params);
Boxed_Value fn(this->children[0]->eval(t_ss));
try {
chaiscript::eval::detail::Stack_Push_Pop spp(t_ss);
return (*t_ss.boxed_cast<const Const_Proxy_Function &>(fn))(params, t_ss.conversions());
}
catch(const exception::dispatch_error &e){
throw exception::eval_error(std::string(e.what()) + " with function '" + this->children[0]->text + "'", e.parameters, e.functions, false, t_ss);
}
catch(const exception::bad_boxed_cast &){
try {
Const_Proxy_Function f = t_ss.boxed_cast<const Const_Proxy_Function &>(fn);
// handle the case where there is only 1 function to try to call and dispatch fails on it
throw exception::eval_error("Error calling function '" + this->children[0]->text + "'", params, {f}, false, t_ss);
} catch (const exception::bad_boxed_cast &) {
throw exception::eval_error("'" + this->children[0]->pretty_print() + "' does not evaluate to a function.");
}
}
catch(const exception::arity_error &e){
throw exception::eval_error(std::string(e.what()) + " with function '" + this->children[0]->text + "'");
}
catch(const exception::guard_error &e){
throw exception::eval_error(std::string(e.what()) + " with function '" + this->children[0]->text + "'");
}
catch(detail::Return_Value &rv) {
return rv.retval;
}
}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE
{
std::ostringstream oss;
int count = 0;
for (const auto &child : this->children) {
oss << child->pretty_print();
if (count == 0)
{
oss << "(";
}
++count;
}
oss << ")";
return oss.str();
}
};
/// Used in the context of in-string ${} evals, so that no new scope is created
struct Inplace_Fun_Call_AST_Node : public AST_Node {
public:
Inplace_Fun_Call_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Inplace_Fun_Call, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Inplace_Fun_Call_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(t_ast_node_text, AST_Node_Type::Inplace_Fun_Call, std::move(t_loc), std::move(t_children))
{ assert(children.size() == 2); }
virtual ~Inplace_Fun_Call_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
std::vector<Boxed_Value> params;
@@ -438,8 +375,8 @@ namespace chaiscript
struct Arg_AST_Node : public AST_Node {
public:
Arg_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Arg_List, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Arg_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Arg_List, std::move(t_loc), std::move(t_children)) { }
virtual ~Arg_AST_Node() {}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE
@@ -460,8 +397,8 @@ namespace chaiscript
struct Arg_List_AST_Node : public AST_Node {
public:
Arg_List_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Arg_List, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Arg_List_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Arg_List, std::move(t_loc), std::move(t_children)) { }
virtual ~Arg_List_AST_Node() {}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE
@@ -525,20 +462,18 @@ namespace chaiscript
struct Equation_AST_Node : public AST_Node {
public:
Equation_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Equation, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
m_oper(Operators::invalid)
{}
Equation_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Equation, std::move(t_loc), std::move(t_children)),
m_oper(Operators::to_operator(children[1]->text))
{ assert(children.size() == 3); }
Operators::Opers m_oper;
virtual ~Equation_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
Boxed_Value rhs = this->children[2]->eval(t_ss);
Boxed_Value lhs = this->children[0]->eval(t_ss);
if (m_oper != Operators::invalid && lhs.get_type_info().is_arithmetic() &&
rhs.get_type_info().is_arithmetic())
{
@@ -553,6 +488,8 @@ namespace chaiscript
}
try {
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
if (lhs.is_undef()) {
if (!this->children.empty() &&
!this->children[0]->children.empty()
@@ -592,6 +529,7 @@ namespace chaiscript
}
else {
try {
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
return t_ss.call_function(this->children[1]->text, std::move(lhs), rhs);
} catch(const exception::dispatch_error &e){
throw exception::eval_error("Unable to find appropriate'" + this->children[1]->text + "' operator.", e.parameters, e.functions, false, t_ss);
@@ -604,8 +542,8 @@ namespace chaiscript
struct Var_Decl_AST_Node : public AST_Node {
public:
Var_Decl_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Var_Decl, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Var_Decl_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Var_Decl, std::move(t_loc), std::move(t_children)) { }
virtual ~Var_Decl_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
if (this->children[0]->identifier == AST_Node_Type::Reference)
@@ -638,13 +576,13 @@ namespace chaiscript
struct Array_Call_AST_Node : public AST_Node {
public:
Array_Call_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Array_Call, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Array_Call_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Array_Call, std::move(t_loc), std::move(t_children)) { }
virtual ~Array_Call_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
std::vector<Boxed_Value> params{this->children[0]->eval(t_ss), children[1]->eval(t_ss)};
std::vector<Boxed_Value> params{children[0]->eval(t_ss), children[1]->eval(t_ss)};
try {
chaiscript::eval::detail::Stack_Push_Pop spp(t_ss);
@@ -675,47 +613,40 @@ namespace chaiscript
struct Dot_Access_AST_Node : public AST_Node {
public:
Dot_Access_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Dot_Access, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Dot_Access_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Dot_Access, std::move(t_loc), std::move(t_children)),
m_fun_name(
((children[2]->identifier == AST_Node_Type::Fun_Call) || (children[2]->identifier == AST_Node_Type::Array_Call))?
children[2]->children[0]->text:children[2]->text) { }
virtual ~Dot_Access_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
Boxed_Value retval = this->children[0]->eval(t_ss);
Boxed_Value retval = children[0]->eval(t_ss);
std::vector<Boxed_Value> params{retval};
bool has_function_params = false;
if (this->children[2]->children.size() > 1) {
if (children[2]->children.size() > 1) {
has_function_params = true;
for (const auto &child : this->children[2]->children[1]->children) {
for (const auto &child : children[2]->children[1]->children) {
params.push_back(child->eval(t_ss));
}
}
fpp.save_params(params);
std::string fun_name = [&]()->std::string{
if ((this->children[2]->identifier == AST_Node_Type::Fun_Call) || (this->children[2]->identifier == AST_Node_Type::Array_Call)) {
return this->children[2]->children[0]->text;
}
else {
return this->children[2]->text;
}
}();
try {
chaiscript::eval::detail::Stack_Push_Pop spp(t_ss);
t_ss.add_object("this", retval);
retval = t_ss.call_member(fun_name, std::move(params), has_function_params);
retval = t_ss.call_member(m_fun_name, std::move(params), has_function_params);
}
catch(const exception::dispatch_error &e){
if (e.functions.empty())
{
throw exception::eval_error("'" + fun_name + "' is not a function.");
throw exception::eval_error("'" + m_fun_name + "' is not a function.");
} else {
throw exception::eval_error(std::string(e.what()) + " for function '" + fun_name + "'", e.parameters, e.functions, true, t_ss);
throw exception::eval_error(std::string(e.what()) + " for function '" + m_fun_name + "'", e.parameters, e.functions, true, t_ss);
}
}
catch(detail::Return_Value &rv) {
@@ -734,13 +665,15 @@ namespace chaiscript
return retval;
}
private:
std::string m_fun_name;
};
struct Quoted_String_AST_Node : public AST_Node {
public:
Quoted_String_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Quoted_String, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
m_value(const_var(t_ast_node_text)) { }
Quoted_String_AST_Node(std::string t_ast_node_text, Parse_Location t_loc) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Quoted_String, std::move(t_loc)),
m_value(const_var(text)) { }
virtual ~Quoted_String_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const CHAISCRIPT_OVERRIDE {
@@ -759,9 +692,9 @@ namespace chaiscript
struct Single_Quoted_String_AST_Node : public AST_Node {
public:
Single_Quoted_String_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Single_Quoted_String, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
m_value(const_var(char(t_ast_node_text.at(0)))) { }
Single_Quoted_String_AST_Node(std::string t_ast_node_text, Parse_Location t_loc) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Single_Quoted_String, std::move(t_loc)),
m_value(const_var(char(text.at(0)))) { }
virtual ~Single_Quoted_String_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const CHAISCRIPT_OVERRIDE{
@@ -779,13 +712,14 @@ namespace chaiscript
struct Lambda_AST_Node : public AST_Node {
public:
Lambda_AST_Node(const std::string &t_ast_node_text = "", int t_id = AST_Node_Type::Lambda, const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, t_id, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Lambda_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(t_ast_node_text, AST_Node_Type::Lambda, std::move(t_loc), std::move(t_children)),
m_param_names(Arg_List_AST_Node::get_arg_names(children[1])) { }
virtual ~Lambda_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
const auto captures = [&]()->std::map<std::string, Boxed_Value>{
std::map<std::string, Boxed_Value> named_captures;
for (const auto &capture : children[0]->children) {
@@ -795,7 +729,7 @@ namespace chaiscript
}();
const auto numparams = this->children[1]->children.size();
const auto param_names = Arg_List_AST_Node::get_arg_names(this->children[1]);
const auto param_names = m_param_names;
const auto param_types = Arg_List_AST_Node::get_arg_types(this->children[1], t_ss);
const auto &lambda_node = this->children.back();
@@ -808,13 +742,15 @@ namespace chaiscript
static_cast<int>(numparams), lambda_node, param_types));
}
private:
std::vector<std::string> m_param_names;
};
struct Block_AST_Node : public AST_Node {
public:
Block_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Block, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Block_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Block, std::move(t_loc), std::move(t_children)) { }
virtual ~Block_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
@@ -831,8 +767,9 @@ namespace chaiscript
struct Def_AST_Node : public AST_Node {
public:
Def_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Def, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Def_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Def, std::move(t_loc), std::move(t_children)) { }
virtual ~Def_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
std::vector<std::string> t_param_names;
@@ -873,7 +810,7 @@ namespace chaiscript
const std::string & l_annotation = this->annotation?this->annotation->text:"";
const auto & func_node = this->children.back();
t_ss.add(chaiscript::make_shared<dispatch::Proxy_Function_Base, dispatch::Dynamic_Proxy_Function>
([&t_ss, guardnode, func_node, t_param_names](const std::vector<Boxed_Value> &t_params)
([&t_ss, guardnode, func_node, t_param_names](const std::vector<Boxed_Value> &t_params)
{
return detail::eval_function(t_ss, func_node, t_param_names, t_params);
}, static_cast<int>(numparams), this->children.back(),
@@ -891,8 +828,8 @@ namespace chaiscript
struct While_AST_Node : public AST_Node {
public:
While_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::While, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
While_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::While, std::move(t_loc), std::move(t_children)) { }
virtual ~While_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
chaiscript::eval::detail::Scope_Push_Pop spp(t_ss);
@@ -917,16 +854,17 @@ namespace chaiscript
struct Class_AST_Node : public AST_Node {
public:
Class_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Class, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Class_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Class, std::move(t_loc), std::move(t_children)) { }
virtual ~Class_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
chaiscript::eval::detail::Scope_Push_Pop spp(t_ss);
/// \todo do this better
// put class name in current scope so it can be looked up by the attrs and methods
t_ss.add_object("_current_class_name", const_var(this->children[0]->text));
t_ss.add_object("_current_class_name", const_var(children[0]->text));
this->children[1]->eval(t_ss);
children[1]->eval(t_ss);
return Boxed_Value();
}
@@ -934,16 +872,16 @@ namespace chaiscript
struct Ternary_Cond_AST_Node : public AST_Node {
public:
Ternary_Cond_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::If, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Ternary_Cond_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::If, std::move(t_loc), std::move(t_children))
{ assert(children.size() == 3); }
virtual ~Ternary_Cond_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
if (get_bool_condition(this->children[0]->eval(t_ss))) {
return this->children[1]->eval(t_ss);
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
if (get_bool_condition(children[0]->eval(t_ss))) {
return children[1]->eval(t_ss);
}
else {
return this->children[2]->eval(t_ss);
return children[2]->eval(t_ss);
}
}
@@ -951,25 +889,23 @@ namespace chaiscript
struct If_AST_Node : public AST_Node {
public:
If_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::If, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
If_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::If, std::move(t_loc), std::move(t_children)) { }
virtual ~If_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
if (get_bool_condition(this->children[0]->eval(t_ss))) {
return this->children[1]->eval(t_ss);
if (get_bool_condition(children[0]->eval(t_ss))) {
return children[1]->eval(t_ss);
} else {
if (this->children.size() > 2) {
if (children.size() > 2) {
size_t i = 2;
bool cond = false;
while ((!cond) && (i < this->children.size())) {
if (this->children[i]->text == "else") {
return this->children[i+1]->eval(t_ss);
while (i < children.size()) {
if (children[i]->text == "else") {
return children[i+1]->eval(t_ss);
}
else if (this->children[i]->text == "else if") {
cond = get_bool_condition(this->children[i+1]->eval(t_ss));
if (cond) {
return this->children[i+2]->eval(t_ss);
else if (children[i]->text == "else if") {
if (get_bool_condition(children[i+1]->eval(t_ss))) {
return children[i+2]->eval(t_ss);
}
}
i += 3;
@@ -977,15 +913,16 @@ namespace chaiscript
}
}
return const_var(false);
return Boxed_Value();
}
};
struct For_AST_Node : public AST_Node {
public:
For_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::For, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
For_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::For, std::move(t_loc), std::move(t_children))
{ assert(children.size() == 4); }
virtual ~For_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
@@ -1017,8 +954,8 @@ namespace chaiscript
struct Switch_AST_Node : public AST_Node {
public:
Switch_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Switch, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Switch_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Switch, std::move(t_loc), std::move(t_children)) { }
virtual ~Switch_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
bool breaking = false;
@@ -1059,13 +996,15 @@ namespace chaiscript
struct Case_AST_Node : public AST_Node {
public:
Case_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Case, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Case_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Case, std::move(t_loc), std::move(t_children))
{ assert(t_children.size() == 2); }
virtual ~Case_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
chaiscript::eval::detail::Scope_Push_Pop spp(t_ss);
this->children[1]->eval(t_ss);
children[1]->eval(t_ss);
return Boxed_Value();
}
@@ -1073,13 +1012,14 @@ namespace chaiscript
struct Default_AST_Node : public AST_Node {
public:
Default_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Default, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Default_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Default, std::move(t_loc), std::move(t_children))
{ assert(t_children.size() == 1); }
virtual ~Default_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
chaiscript::eval::detail::Scope_Push_Pop spp(t_ss);
this->children[0]->eval(t_ss);
children[0]->eval(t_ss);
return Boxed_Value();
}
@@ -1088,14 +1028,14 @@ namespace chaiscript
struct Inline_Array_AST_Node : public AST_Node {
public:
Inline_Array_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Inline_Array, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Inline_Array_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Inline_Array, std::move(t_loc), std::move(t_children)) { }
virtual ~Inline_Array_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
try {
std::vector<Boxed_Value> vec;
if (!this->children.empty()) {
for (const auto &child : this->children[0]->children) {
if (!children.empty()) {
for (const auto &child : children[0]->children) {
vec.push_back(t_ss.call_function("clone", child->eval(t_ss)));
}
}
@@ -1104,7 +1044,6 @@ namespace chaiscript
catch (const exception::dispatch_error &) {
throw exception::eval_error("Can not find appropriate 'clone' or copy constructor for vector elements");
}
}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE
@@ -1115,19 +1054,19 @@ namespace chaiscript
struct Inline_Map_AST_Node : public AST_Node {
public:
Inline_Map_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Inline_Map, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Inline_Map_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Inline_Map, std::move(t_loc), std::move(t_children)) { }
virtual ~Inline_Map_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
try {
std::map<std::string, Boxed_Value> retval;
for (const auto &child : this->children[0]->children) {
for (const auto &child : children[0]->children) {
Boxed_Value bv = t_ss.call_function("clone", child->children[1]->eval(t_ss));
retval[t_ss.boxed_cast<std::string>(child->children[0]->eval(t_ss))] = std::move(bv);
}
return const_var(retval);
return const_var(std::move(retval));
}
catch (const exception::dispatch_error &e) {
throw exception::eval_error("Can not find appropriate copy constructor or 'clone' while inserting into Map.", e.parameters, e.functions, false, t_ss);
@@ -1138,12 +1077,12 @@ namespace chaiscript
struct Return_AST_Node : public AST_Node {
public:
Return_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Return, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Return_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Return, std::move(t_loc), std::move(t_children)) { }
virtual ~Return_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
if (!this->children.empty()) {
throw detail::Return_Value(this->children[0]->eval(t_ss));
throw detail::Return_Value(children[0]->eval(t_ss));
}
else {
throw detail::Return_Value(Boxed_Value());
@@ -1154,8 +1093,8 @@ namespace chaiscript
struct File_AST_Node : public AST_Node {
public:
File_AST_Node(std::string t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::File, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
File_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::File, std::move(t_loc), std::move(t_children)) { }
virtual ~File_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE {
const auto num_children = children.size();
@@ -1168,9 +1107,9 @@ namespace chaiscript
struct Reference_AST_Node : public AST_Node {
public:
Reference_AST_Node(std::string t_ast_node_text = "", int t_id = AST_Node_Type::Reference, const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(std::move(t_ast_node_text), t_id, t_fname, t_start_line, t_start_col, t_end_line, t_end_col)
{ }
Reference_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Reference, std::move(t_loc), std::move(t_children))
{ assert(children.size() == 1); }
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
try {
@@ -1188,14 +1127,14 @@ namespace chaiscript
struct Prefix_AST_Node : public AST_Node {
public:
Prefix_AST_Node(Operators::Opers t_oper) :
AST_Node("", AST_Node_Type::Prefix, std::make_shared<std::string>(""), 0, 0, 0, 0),
m_oper(t_oper)
Prefix_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Prefix, std::move(t_loc), std::move(t_children)),
m_oper(Operators::to_operator(children[0]->text, true))
{ }
virtual ~Prefix_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
Boxed_Value bv(this->children[1]->eval(t_ss));
Boxed_Value bv(children[1]->eval(t_ss));
try {
// short circuit arithmetic operations
@@ -1206,7 +1145,7 @@ namespace chaiscript
chaiscript::eval::detail::Function_Push_Pop fpp(t_ss);
chaiscript::eval::detail::Stack_Push_Pop spp(t_ss);
fpp.save_params({bv});
return t_ss.call_function(this->children[0]->text, std::move(bv));
return t_ss.call_function(children[0]->text, std::move(bv));
}
} catch (const exception::dispatch_error &e) {
throw exception::eval_error("Error with prefix operator evaluation: '" + children[0]->text + "'", e.parameters, e.functions, false, t_ss);
@@ -1219,8 +1158,8 @@ namespace chaiscript
struct Break_AST_Node : public AST_Node {
public:
Break_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Break, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Break_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Break, std::move(t_loc), std::move(t_children)) { }
virtual ~Break_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const CHAISCRIPT_OVERRIDE{
throw detail::Break_Loop();
@@ -1229,8 +1168,8 @@ namespace chaiscript
struct Continue_AST_Node : public AST_Node {
public:
Continue_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Continue, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Continue_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Continue, std::move(t_loc), std::move(t_children)) { }
virtual ~Continue_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &) const CHAISCRIPT_OVERRIDE{
throw detail::Continue_Loop();
@@ -1239,8 +1178,8 @@ namespace chaiscript
struct Noop_AST_Node : public AST_Node {
public:
Noop_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Noop, t_fname, t_start_line, t_start_col, t_end_line, t_end_col),
Noop_AST_Node() :
AST_Node("", AST_Node_Type::Noop, Parse_Location()),
m_value(const_var(true))
{ }
@@ -1256,28 +1195,28 @@ namespace chaiscript
struct Map_Pair_AST_Node : public AST_Node {
public:
Map_Pair_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Map_Pair, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Map_Pair_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Map_Pair, std::move(t_loc), std::move(t_children)) { }
virtual ~Map_Pair_AST_Node() {}
};
struct Value_Range_AST_Node : public AST_Node {
public:
Value_Range_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Value_Range, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Value_Range_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Value_Range, std::move(t_loc), std::move(t_children)) { }
virtual ~Value_Range_AST_Node() {}
};
struct Inline_Range_AST_Node : public AST_Node {
public:
Inline_Range_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Inline_Range, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Inline_Range_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Inline_Range, std::move(t_loc), std::move(t_children)) { }
virtual ~Inline_Range_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
try {
return t_ss.call_function("generate_range",
this->children[0]->children[0]->children[0]->eval(t_ss),
this->children[0]->children[0]->children[1]->eval(t_ss));
children[0]->children[0]->children[0]->eval(t_ss),
children[0]->children[0]->children[1]->eval(t_ss));
}
catch (const exception::dispatch_error &e) {
throw exception::eval_error("Unable to generate range vector, while calling 'generate_range'", e.parameters, e.functions, false, t_ss);
@@ -1288,15 +1227,15 @@ namespace chaiscript
struct Annotation_AST_Node : public AST_Node {
public:
Annotation_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Annotation, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Annotation_AST_Node(std::string t_ast_node_text, Parse_Location t_loc) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Annotation, std::move(t_loc)) { }
virtual ~Annotation_AST_Node() {}
};
struct Try_AST_Node : public AST_Node {
public:
Try_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Try, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Try_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Try, std::move(t_loc), std::move(t_children)) { }
virtual ~Try_AST_Node() {}
Boxed_Value handle_exception(chaiscript::detail::Dispatch_Engine &t_ss, const Boxed_Value &t_except) const
@@ -1401,22 +1340,22 @@ namespace chaiscript
struct Catch_AST_Node : public AST_Node {
public:
Catch_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Catch, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Catch_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Catch, std::move(t_loc), std::move(t_children)) { }
virtual ~Catch_AST_Node() {}
};
struct Finally_AST_Node : public AST_Node {
public:
Finally_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Finally, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Finally_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Finally, std::move(t_loc), std::move(t_children)) { }
virtual ~Finally_AST_Node() {}
};
struct Method_AST_Node : public AST_Node {
public:
Method_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Method, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Method_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Method, std::move(t_loc), std::move(t_children)) { }
virtual ~Method_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
@@ -1431,20 +1370,20 @@ namespace chaiscript
std::vector<std::string> t_param_names{"this"};
dispatch::Param_Types param_types;
if ((this->children.size() > static_cast<size_t>(3 + class_offset)) && (this->children[static_cast<size_t>(2 + class_offset)]->identifier == AST_Node_Type::Arg_List)) {
auto args = Arg_List_AST_Node::get_arg_names(this->children[static_cast<size_t>(2 + class_offset)]);
if ((children.size() > static_cast<size_t>(3 + class_offset)) && (children[static_cast<size_t>(2 + class_offset)]->identifier == AST_Node_Type::Arg_List)) {
auto args = Arg_List_AST_Node::get_arg_names(children[static_cast<size_t>(2 + class_offset)]);
t_param_names.insert(t_param_names.end(), args.begin(), args.end());
param_types = Arg_List_AST_Node::get_arg_types(this->children[static_cast<size_t>(2 + class_offset)], t_ss);
param_types = Arg_List_AST_Node::get_arg_types(children[static_cast<size_t>(2 + class_offset)], t_ss);
if (this->children.size() > static_cast<size_t>(4 + class_offset)) {
guardnode = this->children[static_cast<size_t>(3 + class_offset)];
if (children.size() > static_cast<size_t>(4 + class_offset)) {
guardnode = children[static_cast<size_t>(3 + class_offset)];
}
}
else {
//no parameters
if (this->children.size() > static_cast<size_t>(3 + class_offset)) {
guardnode = this->children[static_cast<size_t>(2 + class_offset)];
if (children.size() > static_cast<size_t>(3 + class_offset)) {
guardnode = children[static_cast<size_t>(2 + class_offset)];
}
}
@@ -1459,15 +1398,15 @@ namespace chaiscript
}
try {
const std::string & l_annotation = this->annotation?this->annotation->text:"";
const std::string & l_annotation = annotation?annotation->text:"";
const std::string & function_name = this->children[static_cast<size_t>(1 + class_offset)]->text;
const std::string & function_name = children[static_cast<size_t>(1 + class_offset)]->text;
if (function_name == class_name) {
param_types.push_front(class_name, Type_Info());
t_ss.add(std::make_shared<dispatch::detail::Dynamic_Object_Constructor>(class_name, std::make_shared<dispatch::Dynamic_Proxy_Function>(std::bind(chaiscript::eval::detail::eval_function,
std::ref(t_ss), this->children.back(), t_param_names, std::placeholders::_1, std::map<std::string, Boxed_Value>()),
static_cast<int>(numparams), this->children.back(), param_types, l_annotation, guard)),
std::ref(t_ss), children.back(), t_param_names, std::placeholders::_1, std::map<std::string, Boxed_Value>()),
static_cast<int>(numparams), children.back(), param_types, l_annotation, guard)),
function_name);
} else {
@@ -1480,8 +1419,8 @@ namespace chaiscript
t_ss.add(
std::make_shared<dispatch::detail::Dynamic_Object_Function>(class_name,
std::make_shared<dispatch::Dynamic_Proxy_Function>(std::bind(chaiscript::eval::detail::eval_function,
std::ref(t_ss), this->children.back(),
t_param_names, std::placeholders::_1, std::map<std::string, Boxed_Value>()), static_cast<int>(numparams), this->children.back(),
std::ref(t_ss), children.back(),
t_param_names, std::placeholders::_1, std::map<std::string, Boxed_Value>()), static_cast<int>(numparams), children.back(),
param_types, l_annotation, guard), type), function_name);
}
}
@@ -1497,8 +1436,8 @@ namespace chaiscript
struct Attr_Decl_AST_Node : public AST_Node {
public:
Attr_Decl_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Attr_Decl, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Attr_Decl_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Attr_Decl, std::move(t_loc), std::move(t_children)) { }
virtual ~Attr_Decl_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE
{
@@ -1535,12 +1474,14 @@ namespace chaiscript
struct Logical_And_AST_Node : public AST_Node {
public:
Logical_And_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Logical_And, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Logical_And_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Logical_And, std::move(t_loc), std::move(t_children))
{ assert(children.size() == 3); }
virtual ~Logical_And_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
return const_var(get_bool_condition(this->children[0]->eval(t_ss))
&& get_bool_condition(this->children[2]->eval(t_ss)));
return const_var(get_bool_condition(children[0]->eval(t_ss))
&& get_bool_condition(children[2]->eval(t_ss)));
}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE
@@ -1551,12 +1492,13 @@ namespace chaiscript
struct Logical_Or_AST_Node : public AST_Node {
public:
Logical_Or_AST_Node(const std::string &t_ast_node_text = "", const std::shared_ptr<std::string> &t_fname=std::shared_ptr<std::string>(), int t_start_line = 0, int t_start_col = 0, int t_end_line = 0, int t_end_col = 0) :
AST_Node(t_ast_node_text, AST_Node_Type::Logical_Or, t_fname, t_start_line, t_start_col, t_end_line, t_end_col) { }
Logical_Or_AST_Node(std::string t_ast_node_text, Parse_Location t_loc, std::vector<AST_NodePtr> t_children) :
AST_Node(std::move(t_ast_node_text), AST_Node_Type::Logical_Or, std::move(t_loc), std::move(t_children))
{ assert(children.size() == 3); }
virtual ~Logical_Or_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) const CHAISCRIPT_OVERRIDE{
return const_var(get_bool_condition(this->children[0]->eval(t_ss))
|| get_bool_condition(this->children[2]->eval(t_ss)));
return const_var(get_bool_condition(children[0]->eval(t_ss))
|| get_bool_condition(children[2]->eval(t_ss)));
}
virtual std::string pretty_print() const CHAISCRIPT_OVERRIDE

260
include/chaiscript/language/chaiscript_parser.hpp
View File

@@ -271,29 +271,6 @@ namespace chaiscript
}
}
static void optimize_fun_calls(AST_NodePtr &p)
{
for (auto &c : p->children)
{
if (c->identifier == AST_Node_Type::Fun_Call && c->children.size() == 2 && c->children[1]->children.size() == 1) {
c = chaiscript::make_shared<AST_Node, eval::Unary_Fun_Call_AST_Node>(dynamic_cast<eval::Fun_Call_AST_Node &>(*c));
// std::cout << "optimized unary fun call\n";
}
optimize_fun_calls(c);
}
}
static void fixup_opers(AST_NodePtr &p)
{
if (p->identifier == AST_Node_Type::Equation)
{
dynamic_cast<eval::Equation_AST_Node &>(*p).m_oper = Operators::to_operator(p->children[1]->text);
}
for (auto &c : p->children) {
fixup_opers(c);
}
}
static int count_nodes(const AST_NodePtr &p)
{
@@ -304,52 +281,61 @@ namespace chaiscript
return count;
}
AST_NodePtr optimized_ast(bool t_optimize_blocks = false, bool t_optimize_returns = true, bool t_optimize_fun_lookups = false,
bool t_optimize_fun_calls = false) {
AST_NodePtr optimized_ast(bool t_optimize_blocks = false, bool t_optimize_returns = true, bool t_optimize_fun_lookups = false) {
AST_NodePtr p = m_match_stack.front();
fixup_opers(p);
//Note, optimize_blocks is currently broken; it breaks stack management
if (t_optimize_blocks) { optimize_blocks(p); }
if (t_optimize_returns) { optimize_returns(p); }
if (t_optimize_fun_lookups) { optimize_fun_lookups(p); }
if (t_optimize_fun_calls) { optimize_fun_calls(p); }
return p;
}
/// Helper function that collects ast_nodes from a starting position to the top of the stack into a new AST node
void build_match(AST_NodePtr t_t, size_t t_match_start) {
int pos_line_start, pos_col_start, pos_line_stop, pos_col_stop;
template<typename NodeType>
void build_match(size_t t_match_start, std::string t_text = "") {
bool is_deep = false;
//so we want to take everything to the right of this and make them children
if (t_match_start != m_match_stack.size()) {
pos_line_start = m_match_stack[t_match_start]->start.line;
pos_col_start = m_match_stack[t_match_start]->start.column;
pos_line_stop = m_line;
pos_col_stop = m_col;
is_deep = true;
}
else {
pos_line_start = m_line;
pos_col_start = m_col;
pos_line_stop = m_line;
pos_col_stop = m_col;
}
Parse_Location filepos = [&](){
//so we want to take everything to the right of this and make them children
if (t_match_start != m_match_stack.size()) {
is_deep = true;
return Parse_Location(
m_filename,
m_match_stack[t_match_start]->location.start.line,
m_match_stack[t_match_start]->location.start.column,
m_line,
m_col
);
} else {
return Parse_Location(
m_filename,
m_line,
m_col,
m_line,
m_col
);
}
}();
t_t->filename = m_filename;
t_t->start.line = pos_line_start;
t_t->start.column = pos_col_start;
t_t->end.line = pos_line_stop;
t_t->end.column = pos_col_stop;
if (is_deep) {
t_t->children.assign(m_match_stack.begin() + static_cast<int>(t_match_start), m_match_stack.end());
m_match_stack.erase(m_match_stack.begin() + static_cast<int>(t_match_start), m_match_stack.end());
}
std::vector<AST_NodePtr> new_children =
[&](){
if (is_deep) {
std::vector<AST_NodePtr> c(std::make_move_iterator(m_match_stack.begin() + static_cast<int>(t_match_start)),
std::make_move_iterator(m_match_stack.end()));
m_match_stack.erase(m_match_stack.begin() + static_cast<int>(t_match_start), m_match_stack.end());
return c;
} else {
return std::vector<AST_NodePtr>();
}
}();
/// \todo fix the fact that a successful match that captured no ast_nodes doesn't have any real start position
m_match_stack.push_back(std::move(t_t));
m_match_stack.push_back(
chaiscript::make_shared<chaiscript::AST_Node, NodeType>(
std::move(t_text),
std::move(filepos),
std::move(new_children)));
}
/// Check to see if there is more text parse
@@ -714,6 +700,12 @@ namespace chaiscript
}
}
template<typename T, typename ... Param>
std::shared_ptr<AST_Node> make_node(std::string t_match, const int t_prev_line, const int t_prev_col, Param && ...param)
{
return chaiscript::make_shared<AST_Node, T>(std::move(t_match), Parse_Location(m_filename, t_prev_line, t_prev_col, m_line, m_col), std::forward<Param>(param)...);
}
/// Reads a number from the input, detecting if it's an integer or floating point
bool Num(const bool t_capture = false) {
SkipWS();
@@ -727,7 +719,7 @@ namespace chaiscript
if (has_more_input() && char_in_alphabet(*m_input_pos, detail::float_alphabet) ) {
if (Hex_()) {
std::string match(start, m_input_pos);
m_match_stack.emplace_back(chaiscript::make_shared<AST_Node, eval::Int_AST_Node>(std::move(match), buildInt(std::hex, match), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.emplace_back(make_node<eval::Int_AST_Node>(std::move(match), prev_line, prev_col, buildInt(std::hex, match)));
return true;
}
@@ -753,22 +745,22 @@ namespace chaiscript
i = const_var(temp_int);
}
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Int_AST_Node>(std::move(match), std::move(i), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Int_AST_Node>(std::move(match), prev_line, prev_col, std::move(i)));
return true;
}
if (Float_()) {
std::string match(start, m_input_pos);
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Float_AST_Node>(std::move(match), buildFloat(match), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Float_AST_Node>(std::move(match), prev_line, prev_col, buildFloat(match)));
return true;
}
else {
IntSuffix_();
std::string match(start, m_input_pos);
if (!match.empty() && (match[0] == '0')) {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Int_AST_Node>(std::move(match), buildInt(std::oct, match), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Int_AST_Node>(std::move(match), prev_line, prev_col, buildInt(std::oct, match)));
}
else {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Int_AST_Node>(std::move(match), buildInt(std::dec, match), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Int_AST_Node>(std::move(match), prev_line, prev_col, buildInt(std::dec, match)));
}
return true;
}
@@ -826,7 +818,7 @@ namespace chaiscript
const auto prev_col = m_col;
const auto prev_line = m_line;
if (Id_()) {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Id_AST_Node>(
m_match_stack.push_back(make_node<eval::Id_AST_Node>(
[&]()->std::string{
if (*start == '`') {
//Id Literal
@@ -835,7 +827,7 @@ namespace chaiscript
return std::string(start, m_input_pos);
}
}(),
m_filename, prev_line, prev_col, m_line, m_col));
prev_line, prev_col));
return true;
} else {
return false;
@@ -857,7 +849,7 @@ namespace chaiscript
Id();
}
build_match(chaiscript::make_shared<AST_Node, eval::Arg_AST_Node>(), prev_stack_top);
build_match<eval::Arg_AST_Node>(prev_stack_top);
return true;
}
@@ -884,7 +876,7 @@ namespace chaiscript
} while (Symbol("#"));
std::string match(start, m_input_pos);
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Annotation_AST_Node>(std::move(match), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Annotation_AST_Node>(std::move(match), prev_line, prev_col));
return true;
}
else {
@@ -950,11 +942,11 @@ namespace chaiscript
if (is_interpolated) {
//If we've seen previous interpolation, add on instead of making a new one
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Quoted_String_AST_Node>(match, m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Quoted_String_AST_Node>(match, prev_line, prev_col));
build_match(chaiscript::make_shared<AST_Node, eval::Binary_Operator_AST_Node>("+"), prev_stack_top);
build_match<eval::Binary_Operator_AST_Node>(prev_stack_top, "+");
} else {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Quoted_String_AST_Node>(match, m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Quoted_String_AST_Node>(match, prev_line, prev_col));
}
//We've finished with the part of the string up to this point, so clear it
@@ -974,22 +966,22 @@ namespace chaiscript
const auto tostr_stack_top = m_match_stack.size();
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Id_AST_Node>("to_string", m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Id_AST_Node>("to_string", prev_line, prev_col));
const auto ev_stack_top = m_match_stack.size();
/// \todo can we evaluate this in place and save the runtime cost of evaluating with each execution of the node?
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Id_AST_Node>("eval", m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Id_AST_Node>("eval", prev_line, prev_col));
const auto arg_stack_top = m_match_stack.size();
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Quoted_String_AST_Node>(eval_match, m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Quoted_String_AST_Node>(eval_match, prev_line, prev_col));
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), arg_stack_top);
build_match(chaiscript::make_shared<AST_Node, eval::Inplace_Fun_Call_AST_Node>(), ev_stack_top);
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), ev_stack_top);
build_match(chaiscript::make_shared<AST_Node, eval::Fun_Call_AST_Node>(), tostr_stack_top);
build_match(chaiscript::make_shared<AST_Node, eval::Binary_Operator_AST_Node>("+"), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(arg_stack_top);
build_match<eval::Inplace_Fun_Call_AST_Node>(ev_stack_top);
build_match<eval::Arg_List_AST_Node>(ev_stack_top);
build_match<eval::Fun_Call_AST_Node>(tostr_stack_top);
build_match<eval::Binary_Operator_AST_Node>(prev_stack_top, "+");
} else {
throw exception::eval_error("Unclosed in-string eval", File_Position(prev_line, prev_col), *m_filename);
}
@@ -1030,11 +1022,11 @@ namespace chaiscript
}
if (is_interpolated) {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Quoted_String_AST_Node>(match, m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Quoted_String_AST_Node>(match, prev_line, prev_col));
build_match(chaiscript::make_shared<AST_Node, eval::Binary_Operator_AST_Node>("+"), prev_stack_top);
build_match<eval::Binary_Operator_AST_Node>(prev_stack_top, "+");
} else {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Quoted_String_AST_Node>(match, m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Quoted_String_AST_Node>(match, prev_line, prev_col));
}
return true;
} else {
@@ -1113,7 +1105,7 @@ namespace chaiscript
is_escaped = false;
}
}
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Single_Quoted_String_AST_Node>(match, m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Single_Quoted_String_AST_Node>(match, prev_line, prev_col));
return true;
}
else {
@@ -1144,8 +1136,7 @@ namespace chaiscript
const auto prev_col = m_col;
const auto prev_line = m_line;
if (Char_(t_c)) {
m_match_stack.push_back(
chaiscript::make_shared<AST_Node, eval::Char_AST_Node>(std::string(start, m_input_pos), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Char_AST_Node>(std::string(start, m_input_pos), prev_line, prev_col));
return true;
} else {
return false;
@@ -1189,8 +1180,7 @@ namespace chaiscript
}
if ( t_capture && retval ) {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Str_AST_Node>(
std::string(start, m_input_pos), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Str_AST_Node>(std::string(start, m_input_pos), prev_line, prev_col));
}
return retval;
}
@@ -1232,8 +1222,7 @@ namespace chaiscript
}
if ( t_capture && retval ) {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Str_AST_Node>(
std::string(start, m_input_pos), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Str_AST_Node>(std::string(start, m_input_pos), prev_line, prev_col));
}
return retval;
@@ -1265,8 +1254,7 @@ namespace chaiscript
const auto prev_col = m_col;
const auto prev_line = m_line;
if (Eol_()) {
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Eol_AST_Node>(
std::string(start, m_input_pos), m_filename, prev_line, prev_col, m_line, m_col));
m_match_stack.push_back(make_node<eval::Eol_AST_Node>(std::string(start, m_input_pos), prev_line, prev_col));
return true;
} else {
return false;
@@ -1293,7 +1281,7 @@ namespace chaiscript
} while (Char(','));
}
}
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
SkipWS(true);
@@ -1319,7 +1307,7 @@ namespace chaiscript
} while (Char(','));
}
}
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
SkipWS(true);
@@ -1347,7 +1335,7 @@ namespace chaiscript
}
}
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
SkipWS(true);
@@ -1363,7 +1351,7 @@ namespace chaiscript
if (Value_Range()) {
retval = true;
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
} else if (Map_Pair()) {
retval = true;
while (Eol()) {}
@@ -1375,7 +1363,7 @@ namespace chaiscript
}
} while (Char(','));
}
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
} else if (Operator()) {
retval = true;
while (Eol()) {}
@@ -1387,7 +1375,7 @@ namespace chaiscript
}
} while (Char(','));
}
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
}
SkipWS(true);
@@ -1411,7 +1399,7 @@ namespace chaiscript
}
} else {
// make sure we always have the same number of nodes
build_match(chaiscript::make_shared<AST_Node, eval::Arg_List_AST_Node>(), prev_stack_top);
build_match<eval::Arg_List_AST_Node>(prev_stack_top);
}
if (Char('(')) {
@@ -1430,7 +1418,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete anonymous function", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Lambda_AST_Node>(), prev_stack_top);
build_match<eval::Lambda_AST_Node>(prev_stack_top);
}
return retval;
@@ -1488,9 +1476,9 @@ namespace chaiscript
}
if (is_method || t_class_context) {
build_match(chaiscript::make_shared<AST_Node, eval::Method_AST_Node>(), prev_stack_top);
build_match<eval::Method_AST_Node>(prev_stack_top);
} else {
build_match(chaiscript::make_shared<AST_Node, eval::Def_AST_Node>(), prev_stack_top);
build_match<eval::Def_AST_Node>(prev_stack_top);
}
if (annotation) {
@@ -1538,7 +1526,7 @@ namespace chaiscript
if (!Block()) {
throw exception::eval_error("Incomplete 'catch' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Catch_AST_Node>(), catch_stack_top);
build_match<eval::Catch_AST_Node>(catch_stack_top);
has_matches = true;
}
}
@@ -1551,10 +1539,10 @@ namespace chaiscript
if (!Block()) {
throw exception::eval_error("Incomplete 'finally' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Finally_AST_Node>(), finally_stack_top);
build_match<eval::Finally_AST_Node>(finally_stack_top);
}
build_match(chaiscript::make_shared<AST_Node, eval::Try_AST_Node>(), prev_stack_top);
build_match<eval::Try_AST_Node>(prev_stack_top);
}
return retval;
@@ -1590,10 +1578,8 @@ namespace chaiscript
if (Keyword("else", true)) {
if (Keyword("if")) {
const AST_NodePtr back(m_match_stack.back());
m_match_stack.back() = chaiscript::make_shared<AST_Node, eval::If_AST_Node>("else if");
m_match_stack.back()->start = back->start;
m_match_stack.back()->end = back->end;
m_match_stack.back()->children = back->children;
m_match_stack.back() =
chaiscript::make_shared<AST_Node, eval::If_AST_Node>("else if", back->location, back->children);
m_match_stack.back()->annotation = back->annotation;
if (!Char('(')) {
throw exception::eval_error("Incomplete 'else if' expression", File_Position(m_line, m_col), *m_filename);
@@ -1620,7 +1606,7 @@ namespace chaiscript
}
}
build_match(chaiscript::make_shared<AST_Node, eval::If_AST_Node>(), prev_stack_top);
build_match<eval::If_AST_Node>(prev_stack_top);
}
return retval;
@@ -1646,7 +1632,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete 'class' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Class_AST_Node>(), prev_stack_top);
build_match<eval::Class_AST_Node>(prev_stack_top);
}
return retval;
@@ -1676,7 +1662,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete 'while' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::While_AST_Node>(), prev_stack_top);
build_match<eval::While_AST_Node>(prev_stack_top);
}
return retval;
@@ -1713,9 +1699,7 @@ namespace chaiscript
return true;
}
/**
* Reads a for block from input
*/
/// Reads a for block from input
bool For() {
bool retval = false;
@@ -1738,7 +1722,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete 'for' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::For_AST_Node>(), prev_stack_top);
build_match<eval::For_AST_Node>(prev_stack_top);
}
return retval;
@@ -1767,7 +1751,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete 'case' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Case_AST_Node>(), prev_stack_top);
build_match<eval::Case_AST_Node>(prev_stack_top);
} else if (Keyword("default")) {
while (Eol()) {}
@@ -1775,7 +1759,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete 'default' block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Default_AST_Node>(), prev_stack_top);
build_match<eval::Default_AST_Node>(prev_stack_top);
}
return retval;
@@ -1815,7 +1799,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete block", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Switch_AST_Node>(), prev_stack_top);
build_match<eval::Switch_AST_Node>(prev_stack_top);
return true;
} else {
@@ -1843,7 +1827,7 @@ namespace chaiscript
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Noop_AST_Node>());
}
build_match(chaiscript::make_shared<AST_Node, eval::Block_AST_Node>(), prev_stack_top);
build_match<eval::Block_AST_Node>(prev_stack_top);
}
return retval;
@@ -1867,7 +1851,7 @@ namespace chaiscript
m_match_stack.push_back(chaiscript::make_shared<AST_Node, eval::Noop_AST_Node>());
}
build_match(chaiscript::make_shared<AST_Node, eval::Block_AST_Node>(), prev_stack_top);
build_match<eval::Block_AST_Node>(prev_stack_top);
}
return retval;
@@ -1879,7 +1863,7 @@ namespace chaiscript
if (Keyword("return")) {
Operator();
build_match(chaiscript::make_shared<AST_Node, eval::Return_AST_Node>(), prev_stack_top);
build_match<eval::Return_AST_Node>(prev_stack_top);
return true;
} else {
return false;
@@ -1891,7 +1875,7 @@ namespace chaiscript
const auto prev_stack_top = m_match_stack.size();
if (Keyword("break")) {
build_match(chaiscript::make_shared<AST_Node, eval::Break_AST_Node>(), prev_stack_top);
build_match<eval::Break_AST_Node>(prev_stack_top);
return true;
} else {
return false;
@@ -1903,7 +1887,7 @@ namespace chaiscript
const auto prev_stack_top = m_match_stack.size();
if (Keyword("continue")) {
build_match(chaiscript::make_shared<AST_Node, eval::Continue_AST_Node>(), prev_stack_top);
build_match<eval::Continue_AST_Node>(prev_stack_top);
return true;
} else {
return false;
@@ -1932,7 +1916,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete function call", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Fun_Call_AST_Node>(), prev_stack_top);
build_match<eval::Fun_Call_AST_Node>(prev_stack_top);
/// \todo Work around for method calls until we have a better solution
if (!m_match_stack.back()->children.empty()) {
if (m_match_stack.back()->children[0]->identifier == AST_Node_Type::Dot_Access) {
@@ -1953,7 +1937,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete array access", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Array_Call_AST_Node>(), prev_stack_top);
build_match<eval::Array_Call_AST_Node>(prev_stack_top);
}
else if (Symbol(".", true)) {
has_more = true;
@@ -1961,7 +1945,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete array access", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Dot_Access_AST_Node>(), prev_stack_top);
build_match<eval::Dot_Access_AST_Node>(prev_stack_top);
}
}
}
@@ -1982,7 +1966,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete attribute declaration", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Attr_Decl_AST_Node>(), prev_stack_top);
build_match<eval::Attr_Decl_AST_Node>(prev_stack_top);
} else if (Keyword("auto") || Keyword("var")) {
retval = true;
@@ -1990,7 +1974,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete variable declaration", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Var_Decl_AST_Node>(), prev_stack_top);
build_match<eval::Var_Decl_AST_Node>(prev_stack_top);
} else if (Keyword("attr")) {
retval = true;
@@ -2005,7 +1989,7 @@ namespace chaiscript
}
build_match(chaiscript::make_shared<AST_Node, eval::Attr_Decl_AST_Node>(), prev_stack_top);
build_match<eval::Attr_Decl_AST_Node>(prev_stack_top);
}
return retval;
@@ -2038,17 +2022,17 @@ namespace chaiscript
}
if ((prev_stack_top != m_match_stack.size()) && (m_match_stack.back()->children.size() > 0)) {
if (m_match_stack.back()->children[0]->identifier == AST_Node_Type::Value_Range) {
build_match(chaiscript::make_shared<AST_Node, eval::Inline_Range_AST_Node>(), prev_stack_top);
build_match<eval::Inline_Range_AST_Node>(prev_stack_top);
}
else if (m_match_stack.back()->children[0]->identifier == AST_Node_Type::Map_Pair) {
build_match(chaiscript::make_shared<AST_Node, eval::Inline_Map_AST_Node>(), prev_stack_top);
build_match<eval::Inline_Map_AST_Node>(prev_stack_top);
}
else {
build_match(chaiscript::make_shared<AST_Node, eval::Inline_Array_AST_Node>(), prev_stack_top);
build_match<eval::Inline_Array_AST_Node>(prev_stack_top);
}
}
else {
build_match(chaiscript::make_shared<AST_Node, eval::Inline_Array_AST_Node>(), prev_stack_top);
build_match<eval::Inline_Array_AST_Node>(prev_stack_top);
}
return true;
@@ -2066,7 +2050,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete '&' expression", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Reference_AST_Node>(), prev_stack_top);
build_match<eval::Reference_AST_Node>(prev_stack_top);
return true;
} else {
return false;
@@ -2087,7 +2071,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete prefix '" + oper + "' expression", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Prefix_AST_Node>(Operators::to_operator(oper, true)), prev_stack_top);
build_match<eval::Prefix_AST_Node>(prev_stack_top);
return true;
}
}
@@ -2137,7 +2121,7 @@ namespace chaiscript
+ std::string(ast_node_type_to_string(m_operators[t_precedence])) + " expression",
File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Ternary_Cond_AST_Node>(), prev_stack_top);
build_match<eval::Ternary_Cond_AST_Node>(prev_stack_top);
}
else {
throw exception::eval_error("Incomplete "
@@ -2156,14 +2140,14 @@ namespace chaiscript
case(AST_Node_Type::Comparison) :
assert(m_match_stack.size() > 1);
m_match_stack.erase(m_match_stack.begin() + m_match_stack.size() - 2, m_match_stack.begin() + m_match_stack.size() - 1);
build_match(chaiscript::make_shared<AST_Node, eval::Binary_Operator_AST_Node>(oper->text), prev_stack_top);
build_match<eval::Binary_Operator_AST_Node>(prev_stack_top, oper->text);
break;
case(AST_Node_Type::Logical_And) :
build_match(chaiscript::make_shared<AST_Node, eval::Logical_And_AST_Node>(), prev_stack_top);
build_match<eval::Logical_And_AST_Node>(prev_stack_top);
break;
case(AST_Node_Type::Logical_Or) :
build_match(chaiscript::make_shared<AST_Node, eval::Logical_Or_AST_Node>(), prev_stack_top);
build_match<eval::Logical_Or_AST_Node>(prev_stack_top);
break;
default:
@@ -2195,7 +2179,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete map pair", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Map_Pair_AST_Node>(), prev_stack_top);
build_match<eval::Map_Pair_AST_Node>(prev_stack_top);
}
else {
m_input_pos = prev_pos;
@@ -2224,7 +2208,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete value range", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Value_Range_AST_Node>(), prev_stack_top);
build_match<eval::Value_Range_AST_Node>(prev_stack_top);
}
else {
m_input_pos = prev_pos;
@@ -2255,7 +2239,7 @@ namespace chaiscript
throw exception::eval_error("Incomplete equation", File_Position(m_line, m_col), *m_filename);
}
build_match(chaiscript::make_shared<AST_Node, eval::Equation_AST_Node>(), prev_stack_top);
build_match<eval::Equation_AST_Node>(prev_stack_top);
}
}
@@ -2349,7 +2333,7 @@ namespace chaiscript
if (m_input_pos != m_input_end) {
throw exception::eval_error("Unparsed input", File_Position(m_line, m_col), t_fname);
} else {
build_match(chaiscript::make_shared<AST_Node, eval::File_AST_Node>(), 0);
build_match<eval::File_AST_Node>(0);
return true;
}
} else {

2
samples/fun_call_performance.cpp
View File

@@ -247,7 +247,7 @@ void interactive(chaiscript::ChaiScript& chai)
catch (const chaiscript::exception::eval_error &ee) {
std::cout << ee.what();
if (ee.call_stack.size() > 0) {
std::cout << "during evaluation at (" << ee.call_stack[0]->start.line << ", " << ee.call_stack[0]->start.column << ")";
std::cout << "during evaluation at (" << ee.call_stack[0]->start().line << ", " << ee.call_stack[0]->start().column << ")";
}
std::cout << std::endl;
}

2
src/main.cpp
View File

@@ -238,7 +238,7 @@ void interactive(chaiscript::ChaiScript& chai)
catch (const chaiscript::exception::eval_error &ee) {
std::cout << ee.what();
if (ee.call_stack.size() > 0) {
std::cout << "during evaluation at (" << ee.call_stack[0]->start.line << ", " << ee.call_stack[0]->start.column << ")";
std::cout << "during evaluation at (" << ee.call_stack[0]->start().line << ", " << ee.call_stack[0]->start().column << ")";
}
std::cout << '\n';
}