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/*
** mruby/error.h - Exception class
**
** See Copyright Notice in mruby.h
*/
#ifndef MRUBY_ERROR_H
#define MRUBY_ERROR_H
#include "common.h"
/**
* MRuby error handling.
*/
MRB_BEGIN_DECL
struct RException {
MRB_OBJECT_HEADER;
struct iv_tbl *iv;
};
#define mrb_exc_ptr(v) ((struct RException*)mrb_ptr(v))
MRB_API void mrb_sys_fail(mrb_state *mrb, const char *mesg);
MRB_API mrb_value mrb_exc_new_str(mrb_state *mrb, struct RClass* c, mrb_value str);
#define mrb_exc_new_str_lit(mrb, c, lit) mrb_exc_new_str(mrb, c, mrb_str_new_lit(mrb, lit))
MRB_API mrb_value mrb_make_exception(mrb_state *mrb, int argc, const mrb_value *argv);
MRB_API mrb_value mrb_exc_backtrace(mrb_state *mrb, mrb_value exc);
MRB_API mrb_value mrb_get_backtrace(mrb_state *mrb);
MRB_API mrb_noreturn void mrb_no_method_error(mrb_state *mrb, mrb_sym id, mrb_value args, const char *fmt, ...);
/* declaration for fail method */
MRB_API mrb_value mrb_f_raise(mrb_state*, mrb_value);
struct RBreak {
MRB_OBJECT_HEADER;
struct iv_tbl *iv;
struct RProc *proc;
mrb_value val;
};
/**
* Protect
*
* @mrbgem mruby-error
*/
MRB_API mrb_value mrb_protect(mrb_state *mrb, mrb_func_t body, mrb_value data, mrb_bool *state);
/**
* Ensure
*
* @mrbgem mruby-error
*/
MRB_API mrb_value mrb_ensure(mrb_state *mrb, mrb_func_t body, mrb_value b_data,
mrb_func_t ensure, mrb_value e_data);
/**
* Rescue
*
* @mrbgem mruby-error
*/
MRB_API mrb_value mrb_rescue(mrb_state *mrb, mrb_func_t body, mrb_value b_data,
mrb_func_t rescue, mrb_value r_data);
/**
* Rescue exception
*
* @mrbgem mruby-error
*/
MRB_API mrb_value mrb_rescue_exceptions(mrb_state *mrb, mrb_func_t body, mrb_value b_data,
mrb_func_t rescue, mrb_value r_data,
mrb_int len, struct RClass **classes);
MRB_END_DECL
#endif /* MRUBY_ERROR_H */
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