From 6254448640530240dc9199bed60cd5568cbaf601 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Tue, 1 Aug 2017 16:42:22 +0300
Subject: Add manifest_parser::split_comment() and
 manifest_serializer::merge_comment()

---
 libbutl/manifest-serializer.cxx | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'libbutl/manifest-serializer.cxx')

diff --git a/libbutl/manifest-serializer.cxx b/libbutl/manifest-serializer.cxx
index adb7f13..d8f640b 100644
--- a/libbutl/manifest-serializer.cxx
+++ b/libbutl/manifest-serializer.cxx
@@ -133,6 +133,31 @@ namespace butl
     os_ << endl;
   }
 
+  string manifest_serializer::
+  merge_comment (const string& value, const string& comment)
+  {
+    string r;
+    for (char c: value)
+    {
+      // Escape ';' character.
+      //
+      if (c == ';')
+        r += '\\';
+
+      r += c;
+    }
+
+    // Add the comment.
+    //
+    if (!comment.empty ())
+    {
+      r += "; ";
+      r += comment;
+    }
+
+    return r;
+  }
+
   void manifest_serializer::
   check_name (const string& n)
   {
-- 
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