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define Module#const_missing

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2013-10-15 11:12:22 +09:00
parent 480e329721
commit 8ecbff3f7b
2 changed files with 16 additions and 14 deletions
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src/variable.c
+3 -14
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@@ -867,7 +867,7 @@ const_get(mrb_state *mrb, struct RClass *base, mrb_sym sym)
mrb_value v;
iv_tbl *t;
mrb_bool retry = 0;
mrb_sym cm;
mrb_value name;
L_RETRY:
while (c) {
@@ -883,19 +883,8 @@ L_RETRY:
retry = 1;
goto L_RETRY;
}
c = base;
cm = mrb_intern2(mrb, "const_missing", 13);
while (c) {
if (mrb_respond_to(mrb, mrb_obj_value(c), cm)) {
mrb_value name = mrb_symbol_value(sym);
return mrb_funcall_argv(mrb, mrb_obj_value(c), cm, 1, &name);
}
c = c->super;
}
mrb_name_error(mrb, sym, "uninitialized constant %S",
mrb_sym2str(mrb, sym));
/* not reached */
return mrb_nil_value();
name = mrb_symbol_value(sym);
return mrb_funcall_argv(mrb, mrb_obj_value(base), mrb_intern2(mrb, "const_missing", 13), 1, &name);
}
mrb_value