[270] | 1 | /*
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| 2 | ** mruby/error.h - Exception class
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| 3 | **
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| 4 | ** See Copyright Notice in mruby.h
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| 5 | */
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| 6 |
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| 7 | #ifndef MRUBY_ERROR_H
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| 8 | #define MRUBY_ERROR_H
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| 9 |
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[331] | 10 | #include "common.h"
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[270] | 11 |
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| 12 | /**
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| 13 | * MRuby error handling.
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| 14 | */
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| 15 | MRB_BEGIN_DECL
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| 16 |
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| 17 | struct RException {
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| 18 | MRB_OBJECT_HEADER;
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| 19 | struct iv_tbl *iv;
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| 20 | };
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| 21 |
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| 22 | #define mrb_exc_ptr(v) ((struct RException*)mrb_ptr(v))
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| 23 |
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| 24 | MRB_API void mrb_sys_fail(mrb_state *mrb, const char *mesg);
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| 25 | MRB_API mrb_value mrb_exc_new_str(mrb_state *mrb, struct RClass* c, mrb_value str);
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| 26 | #define mrb_exc_new_str_lit(mrb, c, lit) mrb_exc_new_str(mrb, c, mrb_str_new_lit(mrb, lit))
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| 27 | MRB_API mrb_value mrb_make_exception(mrb_state *mrb, int argc, const mrb_value *argv);
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| 28 | MRB_API mrb_value mrb_exc_backtrace(mrb_state *mrb, mrb_value exc);
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| 29 | MRB_API mrb_value mrb_get_backtrace(mrb_state *mrb);
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| 30 | MRB_API mrb_noreturn void mrb_no_method_error(mrb_state *mrb, mrb_sym id, mrb_value args, const char *fmt, ...);
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| 31 |
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| 32 | /* declaration for fail method */
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| 33 | MRB_API mrb_value mrb_f_raise(mrb_state*, mrb_value);
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| 34 |
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[331] | 35 | struct RBreak {
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| 36 | MRB_OBJECT_HEADER;
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| 37 | struct iv_tbl *iv;
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| 38 | struct RProc *proc;
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| 39 | mrb_value val;
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| 40 | };
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| 41 |
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[270] | 42 | /**
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| 43 | * Protect
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| 44 | *
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| 45 | * @mrbgem mruby-error
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| 46 | */
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| 47 | MRB_API mrb_value mrb_protect(mrb_state *mrb, mrb_func_t body, mrb_value data, mrb_bool *state);
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| 48 |
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| 49 | /**
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| 50 | * Ensure
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| 51 | *
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| 52 | * @mrbgem mruby-error
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| 53 | */
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| 54 | MRB_API mrb_value mrb_ensure(mrb_state *mrb, mrb_func_t body, mrb_value b_data,
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| 55 | mrb_func_t ensure, mrb_value e_data);
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| 56 |
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| 57 | /**
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| 58 | * Rescue
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| 59 | *
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| 60 | * @mrbgem mruby-error
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| 61 | */
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| 62 | MRB_API mrb_value mrb_rescue(mrb_state *mrb, mrb_func_t body, mrb_value b_data,
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| 63 | mrb_func_t rescue, mrb_value r_data);
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| 64 |
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| 65 | /**
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| 66 | * Rescue exception
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| 67 | *
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| 68 | * @mrbgem mruby-error
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| 69 | */
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| 70 | MRB_API mrb_value mrb_rescue_exceptions(mrb_state *mrb, mrb_func_t body, mrb_value b_data,
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| 71 | mrb_func_t rescue, mrb_value r_data,
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| 72 | mrb_int len, struct RClass **classes);
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| 73 |
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| 74 | MRB_END_DECL
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| 75 |
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| 76 | #endif /* MRUBY_ERROR_H */
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