Factor out growth of String and make it scale by 1.5x.

1 files changed, 3 insertions, 2 deletions

diff --git a/include/fud_vector.hpp b/include/fud_vector.hpp
index 53b2625..a2a0984 100644
--- a/include/fud_vector.hpp
+++ b/include/fud_vector.hpp
@@ -647,8 +647,9 @@ class Vector {
     {
         // See https://github.com/facebook/folly/blob/main/folly/docs/FBVector.md
         size_t additional = m_capacity < 2 ? 1 : m_capacity / 2;
-        if (SIZE_MAX - additional * ElementSize < m_capacity * ElementSize) {
-            additional = SIZE_MAX - m_capacity * ElementSize / 2;
+        constexpr auto maxSize = std::numeric_limits<size_t>::max();
+        if (maxSize - additional * ElementSize < m_capacity * ElementSize) {
+            additional = maxSize - m_capacity * ElementSize / 2;
         }
         while (additional > 0) {
             auto reserveStatus = reserve(additional + m_capacity);