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String#initialize to make a string empty; ref #3574

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Yukihiro "Matz" Matsumoto
2017-04-03 10:22:38 +09:00
parent a14a930c80
commit d27a3d47cd
1 changed files with 4 additions and 2 deletions
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src/string.c
+4 -2
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@@ -1665,9 +1665,11 @@ mrb_str_init(mrb_state *mrb, mrb_value self)
{
mrb_value str2;
if (mrb_get_args(mrb, "|S", &str2) == 1) {
str_replace(mrb, mrb_str_ptr(self), mrb_str_ptr(str2));
if (mrb_get_args(mrb, "|S", &str2) == 0) {
struct RString *s = str_new(mrb, 0, 0);
str2 = mrb_obj_value(s);
}
str_replace(mrb, mrb_str_ptr(self), mrb_str_ptr(str2));
return self;
}