diff options
author | duerst <duerst@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-07-12 12:33:17 +0000 |
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committer | duerst <duerst@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-07-12 12:33:17 +0000 |
commit | 7b66f0bae9ee8f41b8765b175c9ccbb825a294cf (patch) | |
tree | 146508685a39d0ca3b5058c156f391c7ae0c8fe6 /enc | |
parent | fd2c613b1cec46d0b02df722bb00ae01154d5dc3 (diff) |
* enc/iso_8859_3.c, test/ruby/enc/test_case_comprehensive.rb:
Implement non-ASCII case conversion for ISO-8859-3, by Takuya Miyamoto.
* test/ruby/enc/test_case_comprehensive.rb: Extend special treatment
for Turkic.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55642 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'enc')
-rw-r--r-- | enc/iso_8859_3.c | 62 |
1 files changed, 60 insertions, 2 deletions
diff --git a/enc/iso_8859_3.c b/enc/iso_8859_3.c index e6dee1042a..6f882eff74 100644 --- a/enc/iso_8859_3.c +++ b/enc/iso_8859_3.c @@ -56,7 +56,7 @@ static const UChar EncISO_8859_3_ToLowerCaseTable[256] = { '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', '\240', '\261', '\242', '\243', '\244', '\245', '\266', '\247', - '\250', '\271', '\272', '\273', '\274', '\255', '\256', '\277', + '\250', '\151', '\272', '\273', '\274', '\255', '\256', '\277', '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', '\340', '\341', '\342', '\303', '\344', '\345', '\346', '\347', @@ -220,6 +220,64 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag, flag, p, end, items); } +#ifdef ONIG_CASE_MAPPING +#define DOTLESS_i (0xB9) +#define I_WITH_DOT_ABOVE (0xA9) +static int +case_map (OnigCaseFoldType* flagP, const OnigUChar** pp, + const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, + const struct OnigEncodingTypeST* enc) +{ + OnigCodePoint code; + OnigUChar *to_start = to; + OnigCaseFoldType flags = *flagP; + + while (*pp<end && to<to_end) { + code = *(*pp)++; + if (code==SHARP_s) { + if (flags&ONIGENC_CASE_UPCASE) { + flags |= ONIGENC_CASE_MODIFIED; + *to++ = 'S'; + code = (flags&ONIGENC_CASE_TITLECASE) ? 's' : 'S'; + } + else if (flags&ONIGENC_CASE_FOLD) { + flags |= ONIGENC_CASE_MODIFIED; + *to++ = 's'; + code = 's'; + } + } + else if (code==0xB5) ; + else if ((EncISO_8859_3_CtypeTable[code] & BIT_CTYPE_UPPER) + && (flags & (ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_FOLD))) { + flags |= ONIGENC_CASE_MODIFIED; + if (code=='I') + code = flags&ONIGENC_CASE_FOLD_TURKISH_AZERI ? DOTLESS_i : 'i'; + else + code = ENC_ISO_8859_3_TO_LOWER_CASE(code); + } + else if ((EncISO_8859_3_CtypeTable[code]&BIT_CTYPE_LOWER) + && (flags&ONIGENC_CASE_UPCASE)) { + flags |= ONIGENC_CASE_MODIFIED; + if (code=='i') + code = flags&ONIGENC_CASE_FOLD_TURKISH_AZERI ? I_WITH_DOT_ABOVE : 'I'; + else if (code==DOTLESS_i) + code = 'I'; + else if (code>=0xB0 && code<=0xBF ) { + code -= 0x10; + } + else { + code -= 0x20; + } + } + *to++ = code; + if (flags&ONIGENC_CASE_TITLECASE) /* switch from titlecase to lowercase for capitalize */ + flags ^= (ONIGENC_CASE_UPCASE|ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_TITLECASE); + } + *flagP = flags; + return (int)(to-to_start); +} +#endif /* ONIG_CASE_MAPPING */ + OnigEncodingDefine(iso_8859_3, ISO_8859_3) = { onigenc_single_byte_mbc_enc_len, "ISO-8859-3", /* name */ @@ -240,7 +298,7 @@ OnigEncodingDefine(iso_8859_3, ISO_8859_3) = { 0, ONIGENC_FLAG_NONE, #ifdef ONIG_CASE_MAPPING - onigenc_single_byte_ascii_only_case_map, + case_map, #endif /* ONIG_CASE_MAPPING */ }; ENC_ALIAS("ISO8859-3", "ISO-8859-3") |