src: refactor macro to std::min in node_buffer.cc

PR-URL: #25919
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>

Author: gengjiawen

src/node_buffer.cc

@@ -34,8 +34,6 @@
 #include <string.h>
 #include <limits.h>
 
-#define MIN(a, b) ((a) < (b) ? (a) : (b))
-
 #define THROW_AND_RETURN_UNLESS_BUFFER(env, obj)                            \
   THROW_AND_RETURN_IF_NOT_BUFFER(env, obj, "argument")                      \
 
@@ -516,9 +514,9 @@ void Copy(const FunctionCallbackInfo<Value> &args) {
   if (source_end - source_start > target_length - target_start)
     source_end = source_start + target_length - target_start;
 
-  uint32_t to_copy = MIN(MIN(source_end - source_start,
-                             target_length - target_start),
-                             ts_obj_length - source_start);
+  uint32_t to_copy = std::min(
+      std::min(source_end - source_start, target_length - target_start),
+      ts_obj_length - source_start);
 
   memmove(target_data + target_start, ts_obj_data + source_start, to_copy);
   args.GetReturnValue().Set(to_copy);
@@ -549,7 +547,8 @@ void Fill(const FunctionCallbackInfo<Value>& args) {
   if (Buffer::HasInstance(args[1])) {
     SPREAD_BUFFER_ARG(args[1], fill_obj);
     str_length = fill_obj_length;
-    memcpy(ts_obj_data + start, fill_obj_data, MIN(str_length, fill_length));
+    memcpy(
+        ts_obj_data + start, fill_obj_data, std::min(str_length, fill_length));
     goto start_fill;
   }
 
@@ -570,15 +569,15 @@ void Fill(const FunctionCallbackInfo<Value>& args) {
   if (enc == UTF8) {
     str_length = str_obj->Utf8Length(env->isolate());
     node::Utf8Value str(env->isolate(), args[1]);
-    memcpy(ts_obj_data + start, *str, MIN(str_length, fill_length));
+    memcpy(ts_obj_data + start, *str, std::min(str_length, fill_length));
 
   } else if (enc == UCS2) {
     str_length = str_obj->Length() * sizeof(uint16_t);
     node::TwoByteValue str(env->isolate(), args[1]);
     if (IsBigEndian())
       SwapBytes16(reinterpret_cast<char*>(&str[0]), str_length);
 
-    memcpy(ts_obj_data + start, *str, MIN(str_length, fill_length));
+    memcpy(ts_obj_data + start, *str, std::min(str_length, fill_length));
 
   } else {
     // Write initial String to Buffer, then use that memory to copy remainder
@@ -643,7 +642,7 @@ void StringWrite(const FunctionCallbackInfo<Value>& args) {
   THROW_AND_RETURN_IF_OOB(ParseArrayIndex(env, args[2], ts_obj_length - offset,
                                           &max_length));
 
-  max_length = MIN(ts_obj_length - offset, max_length);
+  max_length = std::min(ts_obj_length - offset, max_length);
 
   if (max_length == 0)
     return args.GetReturnValue().Set(0);
@@ -712,9 +711,9 @@ void CompareOffset(const FunctionCallbackInfo<Value> &args) {
   CHECK_LE(source_start, source_end);
   CHECK_LE(target_start, target_end);
 
-  size_t to_cmp = MIN(MIN(source_end - source_start,
-                      target_end - target_start),
-                      ts_obj_length - source_start);
+  size_t to_cmp =
+      std::min(std::min(source_end - source_start, target_end - target_start),
+               ts_obj_length - source_start);
 
   int val = normalizeCompareVal(to_cmp > 0 ?
                                   memcmp(ts_obj_data + source_start,
@@ -734,7 +733,7 @@ void Compare(const FunctionCallbackInfo<Value> &args) {
   SPREAD_BUFFER_ARG(args[0], obj_a);
   SPREAD_BUFFER_ARG(args[1], obj_b);
 
-  size_t cmp_length = MIN(obj_a_length, obj_b_length);
+  size_t cmp_length = std::min(obj_a_length, obj_b_length);
 
   int val = normalizeCompareVal(cmp_length > 0 ?
                                 memcmp(obj_a_data, obj_b_data, cmp_length) : 0,