From 3867d83482210ab5503920c643f02fad6260be27 Mon Sep 17 00:00:00 2001
From: Matthew Pohlmann <matthew.pohlmann@gmail.com>
Date: Thu, 13 Aug 2020 23:22:08 -0700
Subject: [PATCH] Move implementation of iterator_buffer::flush() to core.h

---
 include/fmt/core.h   | 6 +++++-
 include/fmt/format.h | 6 ------
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/include/fmt/core.h b/include/fmt/core.h
index 2b474e36..f1856ce6 100644
--- a/include/fmt/core.h
+++ b/include/fmt/core.h
@@ -8,6 +8,7 @@
 #ifndef FMT_CORE_H_
 #define FMT_CORE_H_
 
+#include <algorithm>
 #include <cstdio>  // std::FILE
 #include <cstring>
 #include <functional>
@@ -770,7 +771,10 @@ class iterator_buffer : public Traits, public buffer<T> {
   void grow(size_t) final FMT_OVERRIDE {
     if (this->size() == buffer_size) flush();
   }
-  void flush();
+  void flush() {
+    out_ = std::copy_n(data_, this->limit(this->size()), out_);
+    this->clear();
+  }
 
  public:
   explicit iterator_buffer(OutputIt out, size_t n = buffer_size)
diff --git a/include/fmt/format.h b/include/fmt/format.h
index 7dbe90c2..65d19a36 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -566,12 +566,6 @@ void buffer<T>::append(const U* begin, const U* end) {
     begin += count;
   } while (begin != end);
 }
-
-template <typename OutputIt, typename T, typename Traits>
-void iterator_buffer<OutputIt, T, Traits>::flush() {
-  out_ = std::copy_n(data_, this->limit(this->size()), out_);
-  this->clear();
-}
 }  // namespace detail
 
 // The number of characters to store in the basic_memory_buffer object itself