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Prohibit instantiation of immediate objects

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2016-11-30 10:36:17 +09:00
parent f7c0024b8e
commit 2bb47addad
4 changed files with 13 additions and 0 deletions
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src/numeric.c
+3
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@@ -13,6 +13,7 @@
#include <mruby/array.h>
#include <mruby/numeric.h>
#include <mruby/string.h>
#include <mruby/class.h>
#ifdef MRB_USE_FLOAT
#define trunc(f) truncf(f)
@@ -1265,6 +1266,7 @@ mrb_init_numeric(mrb_state *mrb)
/* Integer Class */
integer = mrb_define_class(mrb, "Integer", numeric); /* 15.2.8 */
MRB_SET_INSTANCE_TT(integer, MRB_TT_FIXNUM);
mrb_undef_class_method(mrb, integer, "new");
mrb_define_method(mrb, integer, "to_i", int_to_i, MRB_ARGS_NONE()); /* 15.2.8.3.24 */
mrb_define_method(mrb, integer, "to_int", int_to_i, MRB_ARGS_NONE());
@@ -1291,6 +1293,7 @@ mrb_init_numeric(mrb_state *mrb)
/* Float Class */
mrb->float_class = fl = mrb_define_class(mrb, "Float", numeric); /* 15.2.9 */
MRB_SET_INSTANCE_TT(fl, MRB_TT_FLOAT);
mrb_undef_class_method(mrb, fl, "new");
mrb_define_method(mrb, fl, "+", flo_plus, MRB_ARGS_REQ(1)); /* 15.2.9.3.1 */
mrb_define_method(mrb, fl, "-", flo_minus, MRB_ARGS_REQ(1)); /* 15.2.9.3.2 */