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string: implement is_space in V & make trim_space use trim

pull/1880/head
joe-conigliaro 2019-09-06 20:22:37 +10:00 committed by Alexander Medvednikov
parent 8a77d4482c
commit 79d4d56fe5
1 changed files with 5 additions and 20 deletions
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25
vlib/builtin/string.v
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@ -562,7 +562,7 @@ pub fn (a []string) to_c() voidptr {
*/
fn is_space(c byte) bool {
return C.isspace(c)
return c in [` `,`\n`,`\t`,`\v`,`\f`,`\r`]
}
pub fn (c byte) is_space() bool {
@ -570,26 +570,11 @@ pub fn (c byte) is_space() bool {
}
pub fn (s string) trim_space() string {
if s == '' {
return ''
}
mut i := 0
for i < s.len && is_space(s[i]) {
i++
}
mut end := s.len - 1
for end >= 0 && is_space(s[end]) {
end--
}
if i > end + 1 {
return s
}
res := s.substr(i, end + 1)
return res
return s.trim(' \n\t\v\f\r')
}
pub fn (s string) trim(cutset string) string {
if s.len == 0 || cutset.len == 0 {
if s.len < 1 || cutset.len < 1 {
return s
}
cs_arr := cutset.bytes()
@ -614,7 +599,7 @@ pub fn (s string) trim(cutset string) string {
}
pub fn (s string) trim_left(cutset string) string {
if s.len == 0 || cutset.len == 0 {
if s.len < 1 || cutset.len < 1 {
return s
}
cs_arr := cutset.bytes()
@ -626,7 +611,7 @@ pub fn (s string) trim_left(cutset string) string {
}
pub fn (s string) trim_right(cutset string) string {
if s.len == 0 || cutset.len == 0 {
if s.len < 1 || cutset.len < 1 {
return s
}
cs_arr := cutset.bytes()