builtin: a small optimization in string.replace()
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565dbc4051
commit
7c0f8f7644
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@ -279,6 +279,9 @@ pub fn (s string) replace(rep string, with string) string {
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if s.len == 0 || rep.len == 0 || rep.len > s.len {
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if s.len == 0 || rep.len == 0 || rep.len > s.len {
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return s.clone()
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return s.clone()
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}
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}
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if !s.contains(rep) {
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return s.clone()
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}
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// TODO PERF Allocating ints is expensive. Should be a stack array
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// TODO PERF Allocating ints is expensive. Should be a stack array
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// Get locations of all reps within this string
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// Get locations of all reps within this string
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mut idxs := []int{cap: s.len / rep.len}
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mut idxs := []int{cap: s.len / rep.len}
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