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save a byteptr memory, add tests

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eulerkochy 2019-07-07 21:13:34 +05:30 committed by Alexander Medvednikov
parent 045d480c8c
commit b40ad7c83f
2 changed files with 7 additions and 1 deletions
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2
vlib/builtin/string.v
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@ -769,7 +769,7 @@ pub fn (s []string) join_lines() string {
pub fn (s string) reverse() string { pub fn (s string) reverse() string {
mut res := string { mut res := string {
len: s.len len: s.len
str: malloc(s.len + 1) str: malloc(s.len)
} }
for i := s.len - 1; i >= 0; i-- { for i := s.len - 1; i >= 0; i-- {

6
vlib/builtin/string_test.v
View File

@ -293,3 +293,9 @@ fn test_all_after() {
assert q == 'hello' assert q == 'hello'
} }
fn test_reverse() {
s := 'hello'
assert s.reverse() == 'olleh'
t := ''
assert t.reverse() == t
}