From afc760263ea2a03c3f1ab97fed18df0b22d22233 Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Sun, 29 Jun 2014 12:04:28 -0700
Subject: [PATCH] Update example.

---
 format.h | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/format.h b/format.h
index e6a646f6..bde9bf0b 100644
--- a/format.h
+++ b/format.h
@@ -2195,14 +2195,12 @@ inline void FormatDec(char *&buffer, T value) {
 
   **Example**::
 
-    std::string FormatMessage(int id, const char *format,
-                              const fmt::ArgList &args) {
-      fmt::Writer w;
-      w.format("[{}] ", id);
-      w.format(format, args);
-      return w.str();
+    void print_error(const char *file, int line, const char *format,
+                     const fmt::ArgList &args) {
+      fmt::print("{}: {}: ", file, line);
+      fmt::print(format, args);
     }
-    FMT_VARIADIC(std::string, FormatMessage, int, const char *)
+    FMT_VARIADIC(void, print_error, const char *, int, const char *)
   \endrst
  */
 #define FMT_VARIADIC(ReturnType, func, ...) \