Граф коммитов

196 Коммитов

Автор SHA1 Сообщение Дата
nobu e07cb859cc * suppressed shorten-64-to-32 warnings.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24195 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-07-18 08:05:32 +00:00
akr 98aac1e651 * ruby.c (process_options): don't specify .so for encdb here.
"." is replaced by "_" in load_encoding.

* encoding.c (load_encoding): add .so here. 



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23821 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-06-22 16:21:09 +00:00
matz cb699fc930 * encoding.c (rb_enc_name_list): update RDoc. [ruby-core:23926]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23745 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-06-19 11:54:37 +00:00
yugui a1b5cd1ca2 * rb_enc_get_index: allows an arbitrary RData as the argument but not
only what points a rb_encoding.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23501 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-20 12:16:23 +00:00
matz 0980fe7903 * encoding.c (rb_enc_fast_mbclen): faster mbclen for strings known
to be valid.

* string.c (enc_strlen): coderange specified version of
  rb_enc_strlen().  use rb_enc_fast_mbclen() if coderange is 7bit
  or valid.

* string.c (str_gsub): use rb_enc_fast_mbclen().

* string.c (rb_str_reverse, rb_str_split_m, rb_str_each_char,
  scan_once): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23495 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-20 04:44:36 +00:00
matz 91e5ba1cb8 * encoding.c (rb_enc_codepoint_len): combine rb_enc_codepoint()
and rb_enc_codelen() in one function to reduce calls.

* encoding.c (rb_enc_codepoint): compatibility function.

* sprintf.c (rb_str_format): use rb_enc_codepoint_len().

* string.c (rb_str_inspect, rb_str_upcase_bang,
  rb_str_downcase_bang, rb_str_capitalize_bang,
  rb_str_swapcase_bang, trnext, tr_trans, rb_str_delete_bang,
  rb_str_squeeze_bang, rb_str_count, rb_str_split_m,
  rb_str_each_line, rb_str_each_codepoint, rb_str_lstrip_bang,
  sym_printable): ditto.

* transcode.c (make_econv_exception): use rb_enc_mbc_to_codepoint()

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23493 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-19 16:59:22 +00:00
naruse f7bfe5f2df * encoding.c (rb_filesystem_encoding): Change filesystem_encoding of
Mac OS X to UTF-8.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23308 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-04-30 02:38:47 +00:00
nobu 12d2c8ba41 stripped trailing spaces.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-02-22 14:23:33 +00:00
usa 9bd77cfd77 * encoding.c (rb_filesystem_encoding): Windows' filesystem encoding is
sometimes ANSI code page and sometimes OEM code page. we should check
	  whether code page is used.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21930 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-02-01 21:53:14 +00:00
matz 80088a55fc * encoding.c (enc_set_default_encoding): should not treat US-ASCII
special here.  a patch from Yui NARUSE in [ruby-dev:37769].
  [ruby-dev:37699]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-15 06:57:55 +00:00
nobu 994293bc81 * encoding.c (rb_locale_charmap): fixed typo.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21519 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-15 04:21:59 +00:00
nobu ece0628ebe * configure.in, win32/Makefile.sub (MISSING): added langinfo on mingw
and mswin.

* encoding.c (rb_locale_charmap): use environments on mingw and mswin.

* missing/langinfo.c (nl_langinfo_codeset): MS-Windows Japanese
  environment uses Windows-31J derived from Shift_JIS, not EUC-JP.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21517 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-15 04:10:16 +00:00
nobu 22e711c4bf * encoding.c (rb_locale_charmap): fallback to codepage if no
locale is found.  [ruby-core:21110]

* missing/langinfo.c (nl_langinfo_codeset): returns NULL if no
  locale is found.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21511 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-14 14:57:34 +00:00
akr f0e91e54a3 describe Encoding.find("locale") in rdoc of Encoding.locale_charmap.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21475 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-12 17:28:40 +00:00
usa c123952745 * encoding.c (rb_locale_charmap): use GetConsoleCP() instead of
GetACP() because external encoding should be console's one.

	* encoding.c (rb_filesystem_encoding): use GetOEMCP() instead of
	  GetACP() because VFAT/FAT32 uses OEM CP.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21342 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-05 08:44:10 +00:00
nobu 49ef25b151 * encoding.c (rb_filesystem_encoding): use ANSI codepage for file
system on cygwin.

* encoding.c (rb_locale_charmap): reverted.  [ruby-core:21110]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21340 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-05 07:26:51 +00:00
nobu ef7057fe2f * encoding.c (rb_filesystem_encoding, rb_locale_charmap): uses
codepage on cygwin.  [ruby-core:20994]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21311 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-04 06:41:43 +00:00
yugui 87f6de3e18 * encoding.c (default_external): endless recursion during
loading a locale encoding on some locale.
  fixed by Nobuyuki Nakada.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20721 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-13 07:08:56 +00:00
yugui 58740ef881 * encoding.c (rb_enc_set_default_external): default_internal can be
nil, but default_external cannot.

* encoding.c (rb_set_default_internal): adds rdoc.

* encoding.c (enc_find): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20665 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-12 10:35:39 +00:00
yugui aa06e69000 * encoding.c (enc_get_default_encoding): removed.
Generalizing rb_default_{external,internal}_encoding seems to be
  difficult. 
  default_external cannot be NULL even before detected. [ruby-dev:37390]

* encoding.c (rb_default_external_encoding): has its own
  implementation again.

* encoding.c (rb_default_internal_encoding): ditto.

* gem_prelude.rb: added notice.

* ruby.c (rubylib_mangled_path, rubylib_mangled_path2): uses locale
  encoding but not ASCII-8BIT.

* ruby.c (process_options): refers less to default_external.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-12 05:25:39 +00:00
nobu e5f1572583 * encoding.c (rb_enc_aliases_enc_i): skips default internal.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20633 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-11 11:05:21 +00:00
nobu 28d1621d10 * encoding.c (enc_set_default_encoding): allowed to set default
encoding.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20625 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-11 04:36:20 +00:00
nobu 31c163e4c8 * encoding.c (rb_enc_set_default_internal): defines internal
encoding as nil.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20624 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-11 04:17:10 +00:00
nobu 84b5d04bed * encoding.c (rb_locale_encoding): removed Encoding::LOCALE.
* encoding.c (rb_enc_set_default_external): ditto.

* encoding.c (rb_enc_set_default_internal): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20623 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-12-11 02:51:46 +00:00
nobu b1c07ee240 * encoding.c (rb_enc_set_default_internal): no alias "internal" if
defalt internal is not set.  [ruby-dev:37000]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20068 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-10-31 02:35:41 +00:00
nobu 2db25b6ba0 * encoding.c (rb_locale_encoding): makes an alias for locale.
[ruby-dev:36976]

* encoding.c (rb_enc_set_default_external): ditto for external.

* encoding.c (rb_enc_set_default_internal): ditto for internal.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20052 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-10-30 00:31:47 +00:00
nobu 017ff9bfa2 * encoding.c (enc_names): minor improvement.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19736 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-10-09 16:55:51 +00:00
naruse 517a1c3406 * encoding.c (Init_Encoding): new instance method Encoding#names,
returns its name and alias names.

* encoding.c (enc_names): defined for Encoding#names.

* encoding.c (enc_names_i): defined for enc_names.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19722 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-10-09 02:52:39 +00:00
matz baeeebf474 * encoding.c (rb_default_internal_encoding): merged a patch from
Michael Selig <michael.selig at fs.com.au> in [ruby-core:18985].

* io.c (rb_io_ext_int_to_encs): ditto.

* ruby.c (proc_options): support default internal encoding in -E
  option.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-10-07 17:39:44 +00:00
naruse 163ac54f13 * encoding.c (get_default_external): add description.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19450 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-21 17:52:18 +00:00
akr 081c802cb9 * grapheme cluster implementation reverted. [ruby-dev:36375]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19417 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-18 12:53:25 +00:00
akr a67d4fa01c * include/ruby/oniguruma.h (OnigEncodingTypeST): add precise_ret
argument for mbc_to_code.
  (ONIGENC_MBC_TO_CODE): provide NULL for precise_ret.
  (ONIGENC_MBC_PRECISE_CODEPOINT): defined.

* include/ruby/encoding.h (rb_enc_mbc_precise_codepoint): defined.

* regenc.h (onigenc_single_byte_mbc_to_code): precise_ret argument
  added.
  (onigenc_mbn_mbc_to_code): ditto.

* regenc.c (onigenc_single_byte_mbc_to_code): precise_ret argument
  added.
  (onigenc_mbn_mbc_to_code): ditto.

* string.c (count_utf8_lead_bytes_with_word): removed.
  (str_utf8_nth): removed.
  (str_utf8_offset): removed.
  (str_strlen): UTF-8 codepoint oriented optimization removed.
  (rb_str_substr): ditto.
  (enc_succ_char): use rb_enc_mbc_precise_codepoint.
  (enc_pred_char): ditto.
  (rb_str_succ): ditto.

* encoding.c (rb_enc_ascget): check length with
  rb_enc_mbc_precise_codepoint.
  (rb_enc_codepoint): use rb_enc_mbc_precise_codepoint.

* regexec.c (string_cmp_ic): add text_end argument.
  (match_at): check end of character after exact string matches.

* enc/utf_8.c (graphme_table): defined for extended graphme cluster
  boundary.
  (grapheme_cmp): defined.
  (get_grapheme_properties): defined.
  (grapheme_boundary_p): defined.
  (MAX_BYTES_LENGTH): defined.
  (comb_char_enc_len): defined.
  (mbc_to_code0): extracted from mbc_to_code.
  (mbc_to_code): use mbc_to_code0.
  (left_adjust_combchar_head): defined.
  (utf_8): use a extended graphme cluster as a unit.

* enc/unicode.c (onigenc_unicode_mbc_case_fold): use
  ONIGENC_MBC_PRECISE_CODEPOINT to extract codepoints.
  (onigenc_unicode_get_case_fold_codes_by_str): ditto.

* enc/euc_jp.c (mbc_to_code): follow mbc_to_code field change.
  use onigenc_mbn_mbc_to_code.

* enc/shift_jis.c (mbc_to_code): ditto.

* enc/emacs_mule.c (mbc_to_code): ditto.

* enc/gbk.c (gbk_mbc_to_code): follow mbc_to_code field and
  onigenc_mbn_mbc_to_code change.

* enc/cp949.c (cp949_mbc_to_code): ditto.

* enc/big5.c (big5_mbc_to_code): ditto.

* enc/euc_tw.c (euctw_mbc_to_code): ditto.

* enc/euc_kr.c (euckr_mbc_to_code): ditto.

* enc/gb18030.c (gb18030_mbc_to_code): ditto.

* enc/utf_32be.c (utf32be_mbc_to_code): follow mbc_to_code field
  change.

* enc/utf_16be.c (utf16be_mbc_to_code): ditto.

* enc/utf_32le.c (utf32le_mbc_to_code): ditto.

* enc/utf_16le.c (utf16le_mbc_to_code): ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19389 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-16 16:48:05 +00:00
naruse b73891b5f1 * encoding.c (Encoding#base_encoding): removed. [ruby-dev:36270]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19368 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 15:53:50 +00:00
ko1 69029b90fe * gc.c, include/ruby/ruby.h: rename rb_register_mark_object()
to rb_gc_register_mark_object().
* eval.c, vm.c: initialize vm->mark_object_ary at
  Init_top_self().
* bignum.c, complex.c, encoding.c, ext/win32ole/win32ole.c,
  io.c, load.c, marshal.c, rational.c, ruby.c, vm.c:
  use rb_gc_register_mark_object() instead of
  rb_global_variable() or rb_gc_register_address().



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19365 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 14:59:14 +00:00
matz b121e47b44 * string.c (rb_str_squeeze_bang): specialized for 7bit characters in
ASCII compatible strings.

* string.c (rb_str_count): ditto.

* string.c (tr_trans): preserve 7bit/valid coderange flag.

* string.c (rb_str_squeeze_bang): preserve previous coderange value.

* string.c (rb_str_lstrip_bang): ditto.

* string.c (rb_str_rstrip_bang): ditto.

* encoding.c (rb_default_external_encoding): preserve
  default_external_encoding in a static variable.

* string.c (single_byte_optimizable): check coderange first, to
  reduce number of calling rb_enc_from_index().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19364 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 14:40:00 +00:00
akr a517395056 * encoding.c (rb_enc_get_index): don't return -1.
* io.c (rb_scan_open_args): call FilePathValue before encoding
  conversion.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19362 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 14:29:09 +00:00
naruse 5fc383f9a3 * encoding.c (rb_enc_compatible): accepst other than strings and
regexps. [ruby-core:18595]

* encoding.c (rb_enc_get_index): works files and encodings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19357 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 05:17:18 +00:00
naruse d51b061565 * include/ruby/oniguruma.h (OnigCodePoint): unsigned long to unsigned int.
* include/ruby/encoding.h (rb_enc_codepoint): ditto.

* encoding.c (rb_enc_codepoint): signed int to unsigned int.

* encoding.c (rb_enc_ascget): ditto.

* string.c (rb_str_casecmp): ditto.

* string.c (enc_succ_alnum_char): ditto.

* string.c (rb_str_inspect): ditto.

* string.c (rb_str_upcase_bang): ditto.

* string.c (rb_str_downcase_bang): ditto.

* string.c (rb_str_capitalize_bang): ditto.

* string.c (rb_str_swapcase_bang): ditto.

* string.c (struct tr): ditto.

* string.c (trnext): ditto.

* string.c (tr_trans): ditto.

* string.c (tr_setup_table): ditto.

* string.c (tr_find): ditto.

* string.c (rb_str_delete_bang): ditto.

* string.c (rb_str_squeeze_bang): ditto.

* string.c (rb_str_count): ditto.

* string.c (rb_str_split_m): ditto.

* string.c (rb_str_each_line): ditto.

* string.c (rb_str_lstrip_bang): ditto.

* string.c (rb_str_rstrip_bang): ditto.

* string.c (rb_str_intern): ditto.

* dir.c (char_casecmp): ditto.

* sprintf.c (rb_str_format): ditto.

* enc/emacs_mule.c (mbc_to_code): to be 32bit clean.

* enc/emacs_mule.c (code_to_mbc): ditto.

* enc/gb18030.c (mbc_to_code): ditto.

* enc/gb18030.c (code_to_mbc): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19295 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-11 10:34:59 +00:00
naruse 727625d9d4 * encoding.c (enc_compatible_p): use TYPE not BUILTIN_TYPE.
[ruby-dev:36048]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18934 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-29 23:10:25 +00:00
naruse 5159f500fd * encoding.c (enc_compatible_p): add SPECIAL_CONST_P check.
* test/ruby/test_m17n.rb (test_compatible): fix test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18933 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-29 22:50:16 +00:00
naruse 889acc8185 * encoding.c (enc_compatible_p): raise TypeError when argument is not
String nor Regexp.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18920 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-29 09:37:00 +00:00
naruse 7fc16c2377 * encoding.c (rb_enc_compatible): ASCII compatible string and US-ASCII
regexp is compatible. [ruby-dev:36033]

* string.c (rb_str_index_m): second argument is position of character.
  by usa. [ruby-dev:36033]

* string.c (rb_str_rindex_m): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18916 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-29 02:20:23 +00:00
naruse 33dd0c35f1 * encoding.c (enc_compatible_p): raise TypeError when argument is Encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18797 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-23 21:12:32 +00:00
nobu 5f9c188d97 * include/ruby/ruby.h (rb_intern_const): tiny optimization.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18653 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-16 00:20:31 +00:00
akr d46728ec0e * encoding.c (rb_filesystem_encoding): use default external encoding
for Unix.

* dir.c (dir_initialize): don't cache fs_encoding.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18622 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-14 12:11:14 +00:00
naruse 85c41f4fbc * error.c (rb_eEncCompatError): add Exception.
* include/ruby/ruby.h: ditto.

* encoding.c (rb_enc_check): use rb_eEncCompatError.

* string.c (rb_enc_cr_str_buf_cat): ditto.

* string.c (rb_str_sub_bang): ditto.

* string.c (rb_str_hex): ditto.

* string.c (rb_str_oct): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18546 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 18:17:05 +00:00
mame 4d763fb8ee * encoding.c: include util.h. [ruby-dev:35715]
* common.mk: ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18475 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-10 13:25:34 +00:00
nobu c97a842391 * encoding.c (rb_to_encoding_index, rb_to_encoding): check if the name
is ascii compatible as well as Encoding.find.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18380 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-05 20:31:59 +00:00
akr 4fb4516af8 * encoding.c (rb_filesystem_encoding): use locale encoding on Unix.
[ruby-dev:35617]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-21 08:16:34 +00:00
nobu 28b216ac45 * include/ruby/oniguruma.h (OnigEncoding): removed auxiliary_data.
* include/ruby/encoding.h (ENC_DUMMY_P): moved dummy encoding flag to
  rb_encoding from Encoding instance.

* encoding.c (rb_encoding_list): list of Encoding instances.

* encoding.c (struct rb_encoding_entry): moved base encoding from
  instance variable.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17875 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-04 11:44:05 +00:00