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core: Fix a typo in str::levdistance #5471

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core: Fix a typo in str::levdistance #5471

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4 changes: 2 additions & 2 deletions src/libcore/str.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -599,7 +599,7 @@ pub pure fn split_str_nonempty(s: &'a str, sep: &'b str) -> ~[~str] {
pub fn levdistance(s: &str, t: &str) -> uint {

let slen = s.len();
let tlen = s.len();
let tlen = t.len();

if slen == 0 { return tlen; }
if tlen == 0 { return slen; }
Expand All @@ -611,7 +611,7 @@ pub fn levdistance(s: &str, t: &str) -> uint {
let mut current = i;
dcol[0] = current + 1;

for s.each_chari |j, tc| {
for t.each_chari |j, tc| {

let mut next = dcol[j + 1];

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