From 5bf16105b5a90f9fa7d5d4d43452feee46603a52 Mon Sep 17 00:00:00 2001
From: Don Milham <dmilham@gmail.com>
Date: Tue, 2 Sep 2014 17:09:07 -0600
Subject: [PATCH] added option to FastWriter which omits the trailing new line
 character

---
 include/json/writer.h        | 3 +++
 src/lib_json/json_writer.cpp | 7 +++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/include/json/writer.h b/include/json/writer.h
index 2865af81f..fa79c2cff 100644
--- a/include/json/writer.h
+++ b/include/json/writer.h
@@ -54,6 +54,8 @@ class JSON_API FastWriter : public Writer {
    */
   void dropNullPlaceholders();
 
+  void omitEndingLineFeed();
+
 public: // overridden from Writer
   virtual std::string write(const Value &root);
 
@@ -63,6 +65,7 @@ class JSON_API FastWriter : public Writer {
   std::string document_;
   bool yamlCompatiblityEnabled_;
   bool dropNullPlaceholders_;
+  bool omitEndingLineFeed_;
 };
 
 /** \brief Writes a Value in <a HREF="http://www.json.org">JSON</a> format in a
diff --git a/src/lib_json/json_writer.cpp b/src/lib_json/json_writer.cpp
index 77ed27dce..76a3fb5dc 100644
--- a/src/lib_json/json_writer.cpp
+++ b/src/lib_json/json_writer.cpp
@@ -180,16 +180,19 @@ Writer::~Writer() {}
 // //////////////////////////////////////////////////////////////////
 
 FastWriter::FastWriter()
-    : yamlCompatiblityEnabled_(false), dropNullPlaceholders_(false) {}
+    : yamlCompatiblityEnabled_(false), dropNullPlaceholders_(false), omitEndingLineFeed_(false) {}
 
 void FastWriter::enableYAMLCompatibility() { yamlCompatiblityEnabled_ = true; }
 
 void FastWriter::dropNullPlaceholders() { dropNullPlaceholders_ = true; }
 
+void FastWriter::omitEndingLineFeed() { omitEndingLineFeed_ = true; }
+
 std::string FastWriter::write(const Value &root) {
   document_ = "";
   writeValue(root);
-  document_ += "\n";
+  if (!omitEndingLineFeed_)
+    document_ += "\n";
   return document_;
 }