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* enc/iso_8859_14.c, test/ruby/enc/test_case_comprehensive.rb:

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Implement non-ASCII case conversion for ISO-8859-14, by Yutaro Tada.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
duerst 2016-07-06 10:54:24 +00:00
parent 5636291d38
commit 1edb021b5c
3 changed files with 77 additions and 2 deletions
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72
enc/iso_8859_14.c
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@ -226,6 +226,76 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
flag, p, end, items);
}
#ifdef ONIG_CASE_MAPPING
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==0xAA || code==0xBA) ;
else if ((EncISO_8859_14_CtypeTable[code] & BIT_CTYPE_UPPER)
&& (flags & (ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_FOLD))) {
flags |= ONIGENC_CASE_MODIFIED;
if (code == 0xA1 || code == 0xA4 || code == 0xB0 || code == 0xB2 || code == 0xB4 || code == 0xBD)
code += 0x1;
else if(code == 0xA6)
code += 0x5;
else if(code == 0xAF)
code += 0x50;
else if(code == 0xB7)
code += 0x2;
else if(code == 0xBB)
code += 0x4;
else if(code == 0xA8 || code == 0xAA || code == 0xAC)
code += 0x10;
else
code += 0x20;
}
else if ((EncISO_8859_14_CtypeTable[code]&BIT_CTYPE_LOWER)
&& (flags&ONIGENC_CASE_UPCASE)) {
flags |= ONIGENC_CASE_MODIFIED;
if(code == 0xA2 || code == 0xA5 || code == 0xB1 || code == 0xB3 || code == 0xB5 || code == 0xBE)
code -= 0x1;
else if(code == 0xAB)
code -= 0x5;
else if(code == 0xFF)
code -= 0x50;
else if(code == 0xB9)
code -= 0x2;
else if(code == 0xBF)
code -= 0x4;
else if(code == 0xB8 || code == 0xBA || code == 0xBC)
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_14, ISO_8859_14) = {
onigenc_single_byte_mbc_enc_len,
"ISO-8859-14", /* name */
@ -246,7 +316,7 @@ OnigEncodingDefine(iso_8859_14, ISO_8859_14) = {
0,
ONIGENC_FLAG_NONE,
#ifdef ONIG_CASE_MAPPING
onigenc_single_byte_ascii_only_case_map,
case_map,
#endif /* ONIG_CASE_MAPPING */
};
ENC_ALIAS("ISO8859-14", "ISO-8859-14")