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Merge branch 'master' of github.com:ChaiScript/ChaiScript

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This commit is contained in:
Jonathan Turner
2011-06-04 11:02:07 -07:00
parent 6131a9c4c1 881d569d8e
commit 8fecf5c145
1 changed files with 16 additions and 21 deletions
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37
include/chaiscript/language/chaiscript_eval.hpp
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@@ -45,31 +45,26 @@ namespace chaiscript
virtual ~Binary_Operator_AST_Node() {}
virtual Boxed_Value eval_internal(chaiscript::detail::Dispatch_Engine &t_ss) {
Boxed_Value retval = this->children[0]->eval(t_ss);
Boxed_Value rhs(this->children[2]->eval(t_ss));
Operators::Opers oper = Operators::to_operator(children[1]->text);
// Else loop through all children collecting the retval
for (size_t i = 1; i < this->children.size(); i += 2) {
Boxed_Value rhs(this->children[i+1]->eval(t_ss));
Operators::Opers oper = Operators::to_operator(children[i]->text);
try {
if (oper != Operators::invalid && retval.get_type_info().is_arithmetic() && rhs.get_type_info().is_arithmetic())
{
// If it's an arithmetic operation we want to short circuit dispatch
try{
retval = Boxed_Numeric::do_oper(oper, retval, rhs);
} catch (...) {
throw exception::eval_error("Error with numeric operator calling: " + children[i]->text);
}
} else {
retval = t_ss.call_function(this->children[1]->text, retval, rhs);
try {
if (oper != Operators::invalid && retval.get_type_info().is_arithmetic() && rhs.get_type_info().is_arithmetic())
{
// If it's an arithmetic operation we want to short circuit dispatch
try{
return Boxed_Numeric::do_oper(oper, retval, rhs);
} catch (...) {
throw exception::eval_error("Error with numeric operator calling: " + children[1]->text);
}
}
catch(const exception::dispatch_error &){
throw exception::eval_error("Can not find appropriate '" + this->children[i]->text + "'");
} else {
return t_ss.call_function(this->children[1]->text, retval, rhs);
}
}
return retval;
catch(const exception::dispatch_error &){
throw exception::eval_error("Can not find appropriate '" + this->children[1]->text + "'");
}
}
};