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utf8: deprecate utf8.char_len (#9008)

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zakuro
2021-03-01 22:35:57 +09:00
committed by GitHub
parent f9c8d3d25c
commit db9b523cc9
3 changed files with 6 additions and 6 deletions
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2
vlib/encoding/utf8/east_asian/east_asian_width.v
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@ -20,7 +20,7 @@ pub enum EastAsianWidthProperty {
pub fn display_width(s string, ambiguous_width int) int {
mut i, mut n := 0, 0
for i < s.len {
c_len := utf8.char_len(s[i])
c_len := utf8_char_len(s[i])
n += match east_asian_width_property_at(s, i) {
.ambiguous { ambiguous_width }
.full, .wide { int(2) }

7
vlib/encoding/utf8/utf8_util.v
View File

@ -23,7 +23,7 @@ pub fn len(s string) int {
mut index := 0
for {
ch_len := char_len(s[index])
ch_len := utf8_char_len(s[index])
index += ch_len
count++
if index >= s.len {
@ -39,6 +39,7 @@ pub fn u_len(s ustring) int {
}
// char_len calculate the length in bytes of a utf8 char
[deprecated: 'use builtin utf8_char_len']
pub fn char_len(b byte) int {
return ((0xe5000000 >> ((b >> 3) & 0x1e)) & 3) + 1
}
@ -48,7 +49,7 @@ pub fn get_uchar(s string, index int) int {
mut res := 0
mut ch_len := 0
if s.len > 0 {
ch_len = char_len(s[index])
ch_len = utf8_char_len(s[index])
if ch_len == 1 {
return u16(s[index])
@ -169,7 +170,7 @@ fn up_low(s string, upper_flag bool) string {
mut str_res := unsafe {malloc(s.len + 1)}
for {
ch_len := char_len(s[index])
ch_len := utf8_char_len(s[index])
if ch_len == 1 {
if upper_flag==true {