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rational.c: implement nil.to_r and Float#to_r

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fn ⌃ ⌥
2022-10-24 09:30:27 -07:00
parent 7cf3b57cba
commit f3ec5f744f
1 changed files with 18 additions and 0 deletions
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mrbgems/mruby-rational/src/rational.c
+18
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@@ -347,12 +347,26 @@ rational_negative_p(mrb_state *mrb, mrb_value self)
return mrb_false_value();
}
#ifndef MRB_NO_FLOAT
static mrb_value
float_to_r(mrb_state *mrb, mrb_value self)
{
return rational_new_f(mrb, mrb_float(self));
}
#endif
static mrb_value
fix_to_r(mrb_state *mrb, mrb_value self)
{
return rational_new(mrb, mrb_integer(self), 1);
}
static mrb_value
nil_to_r(mrb_state *mrb, mrb_value self)
{
return rational_new(mrb, 0, 1);
}
static mrb_value
rational_m(mrb_state *mrb, mrb_value self)
{
@@ -776,7 +790,11 @@ void mrb_mruby_rational_gem_init(mrb_state *mrb)
mrb_define_method(mrb, rat, "quo", rational_div, MRB_ARGS_REQ(1));
mrb_define_method(mrb, rat, "**", rational_pow, MRB_ARGS_REQ(1));
mrb_define_method(mrb, rat, "hash", rational_hash, MRB_ARGS_NONE());
#ifndef MRB_NO_FLOAT
mrb_define_method(mrb, mrb->float_class, "to_r", float_to_r, MRB_ARGS_NONE());
#endif
mrb_define_method(mrb, mrb->integer_class, "to_r", fix_to_r, MRB_ARGS_NONE());
mrb_define_method(mrb, mrb->nil_class, "to_r", nil_to_r, MRB_ARGS_NONE());
mrb_define_method(mrb, mrb->kernel_module, "Rational", rational_m, MRB_ARGS_ARG(1,1));
}