From 0652c4660456371e9ad9ade8521591ba689ec4dc Mon Sep 17 00:00:00 2001
From: Neil <nyamatongwe@gmail.com>
Date: Thu, 3 Apr 2014 11:41:49 +1100
Subject: Feature [feature-requests:#1047]. Supports Go back quoted raw string
 literals with lexer.cpp.backquoted.strings option. From Eric Promislow.

---
 doc/ScintillaHistory.html | 4 ++++
 lexers/LexCPP.cxx         | 9 +++++++++
 2 files changed, 13 insertions(+)

diff --git a/doc/ScintillaHistory.html b/doc/ScintillaHistory.html
index 866193753..49f2d26b0 100644
--- a/doc/ScintillaHistory.html
+++ b/doc/ScintillaHistory.html
@@ -468,6 +468,10 @@
 	<li>
 	C++ lexer can highlight task marker keywords in comments as SCE_C_TASKMARKER.
 	</li>
+	<li>
+	C++ lexer supports Go back quoted raw string literals with lexer.cpp.backquoted.strings option.
+	<a href="http://sourceforge.net/p/scintilla/feature-requests/1047/">Feature #1047.</a>
+	</li>
     <ul>
     <h3>
        <a href="http://prdownloads.sourceforge.net/scintilla/scite341.zip?download">Release 3.4.1</a>
diff --git a/lexers/LexCPP.cxx b/lexers/LexCPP.cxx
index a78e72e2b..99f598722 100644
--- a/lexers/LexCPP.cxx
+++ b/lexers/LexCPP.cxx
@@ -235,6 +235,7 @@ struct OptionsCPP {
 	bool updatePreprocessor;
 	bool triplequotedStrings;
 	bool hashquotedStrings;
+	bool backQuotedStrings;
 	bool fold;
 	bool foldSyntaxBased;
 	bool foldComment;
@@ -253,6 +254,7 @@ struct OptionsCPP {
 		updatePreprocessor = true;
 		triplequotedStrings = false;
 		hashquotedStrings = false;
+		backQuotedStrings = false;
 		fold = false;
 		foldSyntaxBased = true;
 		foldComment = false;
@@ -299,6 +301,9 @@ struct OptionSetCPP : public OptionSet<OptionsCPP> {
 		DefineProperty("lexer.cpp.hashquoted.strings", &OptionsCPP::hashquotedStrings,
 			"Set to 1 to enable highlighting of hash-quoted strings.");
 
+		DefineProperty("lexer.cpp.backquoted.strings", &OptionsCPP::backQuotedStrings,
+			"Set to 1 to enable highlighting of back-quoted raw strings .");
+
 		DefineProperty("fold", &OptionsCPP::fold);
 
 		DefineProperty("fold.cpp.syntax.based", &OptionsCPP::foldSyntaxBased,
@@ -942,6 +947,10 @@ void SCI_METHOD LexerCPP::Lex(unsigned int startPos, int length, int initStyle,
 			} else if (options.hashquotedStrings && sc.Match('#', '\"')) {
 				sc.SetState(SCE_C_HASHQUOTEDSTRING|activitySet);
 				sc.Forward();
+			} else if (options.backQuotedStrings && sc.Match('`')) {
+				sc.SetState(SCE_C_STRINGRAW|activitySet);
+				rawStringTerminator = "`";
+				sc.Forward();
 			} else if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) {
 				if (lastWordWasUUID) {
 					sc.SetState(SCE_C_UUID|activitySet);
-- 
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