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Need not to call mrb_obj_as_string() is sep is nil.

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Yukihiro "Matz" Matsumoto
2017-03-18 22:38:45 +09:00
parent ce8697523f
commit 6db38c3768
1 changed files with 3 additions and 1 deletions
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src/array.c
+3 -1
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@@ -1071,7 +1071,9 @@ join_ary(mrb_state *mrb, mrb_value ary, mrb_value sep, mrb_value list)
MRB_API mrb_value
mrb_ary_join(mrb_state *mrb, mrb_value ary, mrb_value sep)
{
sep = mrb_obj_as_string(mrb, sep);
if (!mrb_nil_p(sep)) {
sep = mrb_obj_as_string(mrb, sep);
}
return join_ary(mrb, ary, sep, mrb_ary_new(mrb));
}