{
public:
~Lisp();
-
+
enum LispType {
TYPE_CONS,
TYPE_SYMBOL,
};
LispType get_type() const
- { return type; }
+ { return type; }
Lisp* get_car() const
{ return v.cons.car; }
Lisp* get_cdr() const
{ return v.cons.cdr; }
-
+
bool get(std::string& val) const
- {
+ {
if(type != TYPE_STRING && type != TYPE_SYMBOL)
return false;
val = v.string;
return true;
}
-
+
std::string get_string() const
{
assert(type == TYPE_STRING);
return v.string;
}
-
+
bool get(unsigned int& val) const
{
if(type != TYPE_INTEGER)
val = v.integer;
return true;
}
-
+
bool get(int& val) const
{
if(type != TYPE_INTEGER)
assert(type == TYPE_INTEGER);
return v.integer;
}
-
+
bool get(float& val) const
{
if(type != TYPE_REAL) {
if(type == TYPE_INTEGER) {
- val = v.integer;
+ val = (float) v.integer;
return true;
}
return false;
bool get_vector(const char* name, std::vector<T>& vec) const
{
vec.clear();
-
+
const Lisp* child = get_lisp(name);
if(!child)
return false;
-
+
for( ; child != 0; child = child->get_cdr()) {
T val;
if(!child->get_car())
vec.push_back(val);
}
}
-
+
return true;
}
-
+
Lisp* get_lisp(const char* name) const;
Lisp* get_lisp(const std::string& name) const
{ return get_lisp(name.c_str()); }
} // end of namespace lisp
#endif
-