diff options
author | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-03-01 07:02:08 +0000 |
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committer | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-03-01 07:02:08 +0000 |
commit | 6016591e1cc54e48d58662180cc548c03334e1c5 (patch) | |
tree | ccca4b39098ccc785c863cb9115e5ef60d6cfe7d /string.c | |
parent | f83651ac30c7c776dee8a6a401c654757cb8d1c2 (diff) |
* string.c (rb_str_byteslice): the resulted encoding should keep
original encoding. this also fixes the encoding when the result
shares internal string. [ruby-core:35376]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'string.c')
-rw-r--r-- | string.c | 9 |
1 files changed, 4 insertions, 5 deletions
@@ -4014,6 +4014,7 @@ str_byte_substr(VALUE str, long beg, long len) } else { str2 = rb_str_new5(str, p, len); + rb_enc_cr_str_copy_for_substr(str2, str); OBJ_INFECT(str2, str); } @@ -4030,14 +4031,13 @@ str_byte_aref(VALUE str, VALUE indx) num_index: str = str_byte_substr(str, idx, 1); - if (!NIL_P(str) && RSTRING_LEN(str) == 0) return Qnil; + if (NIL_P(str) || RSTRING_LEN(str) == 0) return Qnil; return str; default: /* check if indx is Range */ { long beg, len = RSTRING_LEN(str); - VALUE tmp; switch (rb_range_beg_len(indx, &beg, &len, len, 0)) { case Qfalse: @@ -4045,8 +4045,7 @@ str_byte_aref(VALUE str, VALUE indx) case Qnil: return Qnil; default: - tmp = str_byte_substr(str, beg, len); - return tmp; + return str_byte_substr(str, beg, len); } } idx = NUM2LONG(indx); @@ -4069,7 +4068,7 @@ str_byte_aref(VALUE str, VALUE indx) * an offset is negative, it is counted from the end of <i>str</i>. Returns * <code>nil</code> if the initial offset falls outside the string, the length * is negative, or the beginning of the range is greater than the end. - * The encoding of th3 resulted string is always ASCII-8BIT. + * The encoding of the resulted string keeps original encoding. * * "hello".byteslice(1) #=> "e" * "hello".byteslice(-1) #=> "o" |