diff --git a/include/nlohmann/detail/view/serializer.hpp b/include/nlohmann/detail/view/serializer.hpp
index ce9bb8e8f..38377e9c0 100644
--- a/include/nlohmann/detail/view/serializer.hpp
+++ b/include/nlohmann/detail/view/serializer.hpp
@@ -37,12 +37,10 @@ class output_buffer
 {
   public:
     output_buffer(StringType& out, std::size_t estimate)
-        : m_out(out)
-    {
-        m_out.resize((std::max)(estimate, static_cast<std::size_t>(64)));
-        m_pos = &m_out[0];
-        m_end = m_pos + m_out.size();
-    }
+        : m_out(sized(out, estimate))
+        , m_pos(&m_out[0])
+        , m_end(m_pos + m_out.size())
+    {}
 
     void finish()
     {
@@ -78,17 +76,23 @@ class output_buffer
     }
 
   private:
+    static StringType& sized(StringType& out, std::size_t estimate)
+    {
+        out.resize((std::max)(estimate, static_cast<std::size_t>(64)));
+        return out;
+    }
+
     NLOHMANN_VIEW_NOINLINE void grow(std::size_t n)
     {
-        const std::size_t used = static_cast<std::size_t>(m_pos - m_out.data());
+        const auto used = static_cast<std::size_t>(m_pos - m_out.data());
         m_out.resize((std::max)(m_out.size() * 2, used + n + 256));
         m_pos = &m_out[0] + used;
         m_end = &m_out[0] + m_out.size();
     }
 
     StringType& m_out;
-    char* m_pos = nullptr;
-    char* m_end = nullptr;
+    char* m_pos;
+    char* m_end;
 };
 
 /// how the view's dump() writes a value
@@ -318,8 +322,15 @@ class view_serializer
         std::size_t i = 0;
         while (i < n)
         {
-            const std::size_t run = EnsureAscii ? (is_ascii_copyable(s[i]) ? find_ascii_copyable_run(s + i, n - i) : 0)
-                                    : string_bulk_run(s + i, n - i);
+            std::size_t run = 0;
+            if (!EnsureAscii)
+            {
+                run = string_bulk_run(s + i, n - i);
+            }
+            else if (is_ascii_copyable(s[i]))
+            {
+                run = find_ascii_copyable_run(s + i, n - i);
+            }
             if (run != 0)
             {
                 m_out.put(reinterpret_cast<const char*>(s + i), run); // NOLINT(cppcoreguidelines-pro-type-reinterpret-cast)
@@ -330,7 +341,11 @@ class view_serializer
             std::size_t len = 1;
             if (codepoint >= 0xC0)
             {
-                len = codepoint >= 0xF0 ? 4 : (codepoint >= 0xE0 ? 3 : 2);
+                len = 2;
+                if (codepoint >= 0xE0)
+                {
+                    len = codepoint >= 0xF0 ? 4 : 3;
+                }
                 codepoint &= 0xFFu >> (len + 1);
                 for (std::size_t k = 1; k < len; ++k)
                 {
diff --git a/single_include/nlohmann/json_view.hpp b/single_include/nlohmann/json_view.hpp
index 677430567..9d0ab3b2e 100644
--- a/single_include/nlohmann/json_view.hpp
+++ b/single_include/nlohmann/json_view.hpp
@@ -2610,12 +2610,10 @@ class output_buffer
 {
   public:
     output_buffer(StringType& out, std::size_t estimate)
-        : m_out(out)
-    {
-        m_out.resize((std::max)(estimate, static_cast<std::size_t>(64)));
-        m_pos = &m_out[0];
-        m_end = m_pos + m_out.size();
-    }
+        : m_out(sized(out, estimate))
+        , m_pos(&m_out[0])
+        , m_end(m_pos + m_out.size())
+    {}
 
     void finish()
     {
@@ -2651,17 +2649,23 @@ class output_buffer
     }
 
   private:
+    static StringType& sized(StringType& out, std::size_t estimate)
+    {
+        out.resize((std::max)(estimate, static_cast<std::size_t>(64)));
+        return out;
+    }
+
     NLOHMANN_VIEW_NOINLINE void grow(std::size_t n)
     {
-        const std::size_t used = static_cast<std::size_t>(m_pos - m_out.data());
+        const auto used = static_cast<std::size_t>(m_pos - m_out.data());
         m_out.resize((std::max)(m_out.size() * 2, used + n + 256));
         m_pos = &m_out[0] + used;
         m_end = &m_out[0] + m_out.size();
     }
 
     StringType& m_out;
-    char* m_pos = nullptr;
-    char* m_end = nullptr;
+    char* m_pos;
+    char* m_end;
 };
 
 /// how the view's dump() writes a value
@@ -2891,8 +2895,15 @@ class view_serializer
         std::size_t i = 0;
         while (i < n)
         {
-            const std::size_t run = EnsureAscii ? (is_ascii_copyable(s[i]) ? find_ascii_copyable_run(s + i, n - i) : 0)
-                                    : string_bulk_run(s + i, n - i);
+            std::size_t run = 0;
+            if (!EnsureAscii)
+            {
+                run = string_bulk_run(s + i, n - i);
+            }
+            else if (is_ascii_copyable(s[i]))
+            {
+                run = find_ascii_copyable_run(s + i, n - i);
+            }
             if (run != 0)
             {
                 m_out.put(reinterpret_cast<const char*>(s + i), run); // NOLINT(cppcoreguidelines-pro-type-reinterpret-cast)
@@ -2903,7 +2914,11 @@ class view_serializer
             std::size_t len = 1;
             if (codepoint >= 0xC0)
             {
-                len = codepoint >= 0xF0 ? 4 : (codepoint >= 0xE0 ? 3 : 2);
+                len = 2;
+                if (codepoint >= 0xE0)
+                {
+                    len = codepoint >= 0xF0 ? 4 : 3;
+                }
                 codepoint &= 0xFFu >> (len + 1);
                 for (std::size_t k = 1; k < len; ++k)
                 {
diff --git a/tests/src/unit-json_view.cpp b/tests/src/unit-json_view.cpp
index 9fb9ff411..2c0076486 100644
--- a/tests/src/unit-json_view.cpp
+++ b/tests/src/unit-json_view.cpp
@@ -1141,7 +1141,7 @@ TEST_CASE("json_view dump")
         CHECK(d.root().dump(-1, ' ', false, json_view::number_format::source) == "[1.50,1E2,-0,-0.0,123456789012345678901234567890,18446744073709551615,-9223372036854775808,0.1,1e-7,5e-324]");
 
         // random doubles, written as parse() and dump() would
-        std::mt19937_64 rng(1170);
+        std::mt19937_64 rng(1170); // NOLINT(cert-msc32-c,cert-msc51-cpp,bugprone-random-generator-seed)
         std::string many = "[";
         for (int i = 0; i < 5000; ++i)
         {
@@ -1153,7 +1153,7 @@ TEST_CASE("json_view dump")
                 many += (many.size() > 1 ? "," : "") + json(x).dump();
             }
         }
-        many += "]";
+        many += ']';
         CHECK(json_document::parse(many).root().dump() == json::parse(many).dump());
 
         using json_float = nlohmann::basic_json<std::map, std::vector, std::string, bool, std::int64_t, std::uint64_t, float>;