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mruby-string-ext: new method String#force_encoding

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It takes a string instead of Encoding object for simplicity
This commit is contained in:
Yukihiro "Matz" Matsumoto
2025-01-11 18:16:35 +09:00
parent 187f27b00b
commit e47b4ca704
1 changed files with 24 additions and 0 deletions
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mrbgems/mruby-string-ext/src/string.c
+24
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@@ -1359,6 +1359,29 @@ str_b(mrb_state *mrb, mrb_value self)
return str;
}
static mrb_value
str_force_encoding(mrb_state *mrb, mrb_value self)
{
mrb_value enc;
mrb_get_args(mrb, "S", &enc);
struct RString *s = mrb_str_ptr(self);
if (ENC_COMP_P(enc, ENC_ASCII_8BIT) ||
ENC_COMP_P(enc, ENC_BINARY)) {
s->flags |= MRB_STR_BINARY;
}
#ifdef MRB_UTF8_STRING
else if (ENC_COMP_P(enc, ENC_UTF8)) {
s->flags &= ~MRB_STR_BINARY;
}
#endif
else {
mrb_raisef(mrb, E_ARGUMENT_ERROR, "unknown encoding name - %v", enc);
}
return self;
}
void
mrb_mruby_string_ext_gem_init(mrb_state* mrb)
{
@@ -1400,6 +1423,7 @@ mrb_mruby_string_ext_gem_init(mrb_state* mrb)
mrb_define_method_id(mrb, s, MRB_SYM_Q(valid_encoding), str_valid_enc_p, MRB_ARGS_NONE());
mrb_define_method_id(mrb, s, MRB_SYM_Q(ascii_only), str_ascii_only_p, MRB_ARGS_NONE());
mrb_define_method_id(mrb, s, MRB_SYM(b), str_b, MRB_ARGS_NONE());
mrb_define_method_id(mrb, s, MRB_SYM(force_encoding), str_force_encoding, MRB_ARGS_REQ(1));
mrb_define_method_id(mrb, s, MRB_SYM(__lines), str_lines, MRB_ARGS_NONE());
mrb_define_method_id(mrb, s, MRB_SYM(__codepoints), str_codepoints, MRB_ARGS_NONE());