From 7583f7490e23e025d9072533990f7cd9fec4b61d Mon Sep 17 00:00:00 2001
From: Yan Pashkovsky <yanp.bugz@gmail.com>
Date: Fri, 14 Dec 2018 18:23:20 +0300
Subject: cmGlobalGenerator: Teach EscapeJSON to escape newlines and tabs

---
 Source/cmGlobalGenerator.cxx | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index 2805395..9326e5f 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -3014,11 +3014,23 @@ void cmGlobalGenerator::WriteSummary(cmGeneratorTarget* target)
 std::string cmGlobalGenerator::EscapeJSON(const std::string& s)
 {
   std::string result;
+  result.reserve(s.size());
   for (char i : s) {
-    if (i == '"' || i == '\\') {
-      result += '\\';
+    switch (i) {
+      case '"':
+      case '\\':
+        result += '\\';
+        result += i;
+        break;
+      case '\n':
+        result += "\\n";
+        break;
+      case '\t':
+        result += "\\t";
+        break;
+      default:
+        result += i;
     }
-    result += i;
   }
   return result;
 }
-- 
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