std::strings: minor optimizations

julelang · Aug 6, 2024 · d00878c · d00878c
1 parent 400a428
commit d00878c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/std/strings/strings.jule b/std/strings/strings.jule
@@ -328,7 +328,7 @@ fn Replace(s: str, sub: str, new: str, mut n: int): str {
         n = m
     }
 
-    mut ss := StrBuilder.New(len(s) + n * (len(new) - len(sub)))
+    mut ss := StrBuilder.New((len(s) + n * (len(new) - len(sub))) + 1)
     mut i := 0
     for n > 0; n-- {
         j := FindAt(s, sub, i)
@@ -437,7 +437,7 @@ fn Join(parts: []str, sep: str): str {
         n += len(part)
         n++
     }
-    mut s := StrBuilder.New(n)
+    mut s := StrBuilder.New(n + 1)
     s.WriteStr(parts[0])
     for _, part in parts[1:] {
         s.WriteStr(sep)