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-rw-r--r--mrbgems/mruby-string-utf8/src/string.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/mrbgems/mruby-string-utf8/src/string.c b/mrbgems/mruby-string-utf8/src/string.c
index 9ab6b56fa..1da7e3fdc 100644
--- a/mrbgems/mruby-string-utf8/src/string.c
+++ b/mrbgems/mruby-string-utf8/src/string.c
@@ -127,9 +127,7 @@ mrb_utf8_strlen(mrb_value str, mrb_int len)
static mrb_value
mrb_str_size(mrb_state *mrb, mrb_value str)
{
- mrb_int size = mrb_utf8_strlen(str, -1);
-
- return mrb_fixnum_value(size);
+ return mrb_fixnum_value(mrb_utf8_strlen(str, -1));
}
#define RSTRING_LEN_UTF8(s) mrb_utf8_strlen(s, -1)
@@ -667,6 +665,12 @@ mrb_str_split_m(mrb_state *mrb, mrb_value str)
return result;
}
+static mrb_value
+mrb_str_chr(mrb_state *mrb, mrb_value self)
+{
+ return str_substr(mrb, self, 0, 1);
+}
+
void
mrb_mruby_string_utf8_gem_init(mrb_state* mrb)
{
@@ -682,6 +686,7 @@ mrb_mruby_string_utf8_gem_init(mrb_state* mrb)
mrb_define_method(mrb, s, "reverse", mrb_str_reverse, MRB_ARGS_NONE());
mrb_define_method(mrb, s, "reverse!", mrb_str_reverse_bang, MRB_ARGS_NONE());
mrb_define_method(mrb, s, "rindex", mrb_str_rindex_m, MRB_ARGS_ANY());
+ mrb_define_method(mrb, s, "chr", mrb_str_chr, MRB_ARGS_NONE());
mrb_define_method(mrb, mrb->fixnum_class, "chr", mrb_fixnum_chr, MRB_ARGS_NONE());
}