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utf: fix utf32_to_str

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This commit is contained in:
Alexander Medvednikov 2020-11-21 22:37:16 +01:00
parent 9a51f4e3c2
commit 2f50a9ea1f
1 changed files with 3 additions and 3 deletions
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6
vlib/builtin/utf8.v
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@ -23,18 +23,18 @@ pub fn utf32_to_str_no_malloc(code u32, buf voidptr) string {
buffer[0] = byte(icode)
res = tos(buffer, 1)
}
if icode <= 2047 { /* 0x7FF */
else if icode <= 2047 { /* 0x7FF */
buffer[0] = 192 | byte(icode>>6) /* 0xC0 - 110xxxxx */
buffer[1] = 128 | byte(icode & 63) /* 0x80 - 0x3F - 10xxxxxx */
res = tos(buffer, 2)
}
if icode <= 65535 { /* 0xFFFF */
else if icode <= 65535 { /* 0xFFFF */
buffer[0] = 224 | byte(icode>>12)/* 0xE0 - 1110xxxx */
buffer[1] = 128 | (byte(icode>>6) & 63) /* 0x80 - 0x3F - 10xxxxxx */
buffer[2] = 128 | byte(icode & 63) /* 0x80 - 0x3F - 10xxxxxx */
res = tos(buffer, 3)
}
if icode <= 1114111/* 0x10FFFF */ {
else if icode <= 1114111/* 0x10FFFF */ {
buffer[0] = 240 | byte(icode>>18) /* 0xF0 - 11110xxx */
buffer[1] = 128 | (byte(icode>>12) & 63) /* 0x80 - 0x3F - 10xxxxxx */
buffer[2] = 128 | (byte(icode>>6) & 63) /* 0x80 - 0x3F - 10xxxxxx */