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Fix and refine error message in mrb_obj_to_sym()

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Before this patch:

  $ bin/mruby -e '1.respond_to?(2)'  #=> nil is not a symbol

After this patch (same as Ruby):

  $ bin/mruby -e '1.respond_to?(2)'  #=> 2 is not a symbol nor a string
This commit is contained in:
KOBAYASHI Shuji
2019-07-02 19:41:40 +09:00
parent 38a10e8a98
commit 0d54dbb264
1 changed files with 4 additions and 18 deletions
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src/etc.c
+4 -18
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@@ -65,24 +65,10 @@ mrb_data_get_ptr(mrb_state *mrb, mrb_value obj, const mrb_data_type *type)
MRB_API mrb_sym
mrb_obj_to_sym(mrb_state *mrb, mrb_value name)
{
mrb_sym id;
switch (mrb_type(name)) {
default:
name = mrb_check_string_type(mrb, name);
if (mrb_nil_p(name)) {
name = mrb_inspect(mrb, name);
mrb_raisef(mrb, E_TYPE_ERROR, "%S is not a symbol", name);
/* not reached */
}
/* fall through */
case MRB_TT_STRING:
name = mrb_str_intern(mrb, name);
/* fall through */
case MRB_TT_SYMBOL:
id = mrb_symbol(name);
}
return id;
if (mrb_symbol_p(name)) return mrb_symbol(name);
if (mrb_string_p(name)) return mrb_intern_str(mrb, name);
mrb_raisef(mrb, E_TYPE_ERROR, "%S is not a symbol nor a string", mrb_inspect(mrb, name));
return 0; /* not reached */
}
MRB_API mrb_int