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Raise an error from String#<=> with a non string operand.

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2019-09-14 09:00:21 +09:00
parent 34cdff5ee4
commit fcd3f8450d
1 changed files with 1 additions and 15 deletions
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src/string.c
+1 -15
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@@ -1036,21 +1036,7 @@ mrb_str_cmp_m(mrb_state *mrb, mrb_value str1)
mrb_get_args(mrb, "o", &str2);
if (!mrb_string_p(str2)) {
if (!mrb_respond_to(mrb, str2, mrb_intern_lit(mrb, "to_s"))) {
return mrb_nil_value();
}
else if (!mrb_respond_to(mrb, str2, mrb_intern_lit(mrb, "<=>"))) {
return mrb_nil_value();
}
else {
mrb_value tmp = mrb_funcall(mrb, str2, "<=>", 1, str1);
if (mrb_nil_p(tmp)) return mrb_nil_value();
if (!mrb_fixnum_p(tmp)) {
return mrb_funcall(mrb, mrb_fixnum_value(0), "-", 1, tmp);
}
result = -mrb_fixnum(tmp);
}
return mrb_nil_value();
}
else {
result = mrb_str_cmp(mrb, str1, str2);