- /**
- Loads a sub-object from the statement being processed. The Loader class of
- the sub-object is automatically used.
- */
- template<typename S>
- void load_sub(S &s)
- { load_sub<typename S::Loader, S>(s); }
-
- /**
- Loads a sub-object with a custom Loader class.
- */
- template<typename L, typename S>
- void load_sub(S &s)
- {
- if(!cur_st)
- throw InvalidState("load_sub called without current statement");
- L loader(s);
- loader.load(*cur_st);
- }
-
- template<typename S, typename T>
- void load_sub(S &s, T &p)
- { load_sub<typename S::Loader, S, T>(s, p); }
-
- /**
- Loads a sub-object with a custom Loader class that takes one argument in
- addition to to object to be loaded.
- */
- template<typename L, typename S, typename T>
- void load_sub(S &s, T &p)
- {
- if(!cur_st)
- throw InvalidState("load_sub called without current statement");
- L loader(s, p);
- loader.load(*cur_st);
- }
-
- /**
- Returns the source of the statement being processed. This can be used to
- implement relative paths in include-like statements. Note that the source
- may not necessarily be a file.
- */
- const std::string &get_source() const
- {
- if(!cur_st)
- throw InvalidState("get_source called without current statement");
- return cur_st->source;
- }