From 2ab64959d83ed2793d71ab3fa03b8ebdd4925902 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Fri, 9 Nov 2007 22:38:47 +0000
Subject: Figured I might as well add single-line comments to taf, it now
 supports // style comments.

---
 src/tafnode.cpp   | 10 ++++++++--
 src/tafnode.h     |  4 +++-
 src/tafreader.cpp | 41 ++++++++++++++++++++++++++++++++---------
 src/tafreader.h   |  2 +-
 src/tafwriter.cpp | 15 ++++++++++++---
 5 files changed, 56 insertions(+), 16 deletions(-)

diff --git a/src/tafnode.cpp b/src/tafnode.cpp
index c04455b..ec51535 100644
--- a/src/tafnode.cpp
+++ b/src/tafnode.cpp
@@ -141,9 +141,10 @@ const Bu::FString &Bu::TafProperty::getValue() const
 	return sValue;
 }
 
-Bu::TafComment::TafComment( const Bu::FString &sText ) :
+Bu::TafComment::TafComment( const Bu::FString &sText, bool bEOL ) :
 	TafNode( typeComment ),
-	sText( sText )
+	sText( sText ),
+	bEOL( bEOL )
 {
 }
 
@@ -156,3 +157,8 @@ const Bu::FString &Bu::TafComment::getText() const
 	return sText;
 }
 
+bool Bu::TafComment::isEOLStyle() const
+{
+	return bEOL;
+}
+
diff --git a/src/tafnode.h b/src/tafnode.h
index 585ba73..e2e1cc0 100644
--- a/src/tafnode.h
+++ b/src/tafnode.h
@@ -98,13 +98,15 @@ namespace Bu
 	class TafComment : public TafNode
 	{
 	public:
-		TafComment( const Bu::FString &sText );
+		TafComment( const Bu::FString &sText, bool bEOL=false );
 		virtual ~TafComment();
 
 		const Bu::FString &getText() const;
+		bool isEOLStyle() const;
 
 	private:
 		Bu::FString sText;
+		bool bEOL;
 	};
 }
 
diff --git a/src/tafreader.cpp b/src/tafreader.cpp
index 5609f7c..efcb3d9 100644
--- a/src/tafreader.cpp
+++ b/src/tafreader.cpp
@@ -49,6 +49,8 @@ void Bu::TafReader::groupContent( Bu::TafGroup *pGroup )
 			return;
 		else if( c == '/' && la == '*' )
 			pGroup->addChild( readComment() );
+		else if( c == '/' && la == '/' )
+			pGroup->addChild( readComment( true ) );
 		else if( c == ':' )
 			throw TafException("Encountered stray ':' in taf stream.");
 		else
@@ -71,22 +73,43 @@ Bu::TafProperty *Bu::TafReader::readProperty()
 	//printf("  %s = %s\n", sName.getStr(), sValue.getStr() );
 }
 
-Bu::TafComment *Bu::TafReader::readComment()
+Bu::TafComment *Bu::TafReader::readComment( bool bEOL )
 {
-	next();
 	FString sCmnt;
-	for(;;)
+	next();
+	if( bEOL )
 	{
-		next();
-		if( c == '*' && la == '/' )
+		for(;;)
 		{
-			next(); next();
-			break;
+			next();
+			if( c == '\n' && la == '\r' )
+			{
+				next(); next();
+				break;
+			}
+			else if( c == '\n' || c == '\r' )
+			{
+				next();
+				break;
+			}
+			sCmnt += c;
+		}
+	}
+	else
+	{
+		for(;;)
+		{
+			next();
+			if( c == '*' && la == '/' )
+			{
+				next(); next();
+				break;
+			}
+			sCmnt += c;
 		}
-		sCmnt += c;
 	}
 
-	return new TafComment( sCmnt );
+	return new TafComment( sCmnt, bEOL );
 }
 
 Bu::FString Bu::TafReader::readStr()
diff --git a/src/tafreader.h b/src/tafreader.h
index da285ab..f722ca4 100644
--- a/src/tafreader.h
+++ b/src/tafreader.h
@@ -23,7 +23,7 @@ namespace Bu
 	private:
 		void groupContent( Bu::TafGroup *pNode );
 		Bu::TafProperty *readProperty();
-		Bu::TafComment *readComment();
+		Bu::TafComment *readComment( bool bEOL=false );
 		void ws();
 		bool isws();
 		void next();
diff --git a/src/tafwriter.cpp b/src/tafwriter.cpp
index b5690fc..c2fbc50 100644
--- a/src/tafwriter.cpp
+++ b/src/tafwriter.cpp
@@ -65,9 +65,18 @@ void Bu::TafWriter::writeProperty( const Bu::TafProperty *pProp )
 void Bu::TafWriter::writeComment( const Bu::TafComment *pComment )
 {
 	ident();
-	sOut.write("/*", 2 );
-	sOut.write( pComment->getText().getStr(), pComment->getText().getSize() );
-	sOut.write("*/ ", 3 );
+	if( pComment->isEOLStyle() )
+	{
+		sOut.write("//", 2 );
+		sOut.write( pComment->getText().getStr(), pComment->getText().getSize() );
+		sOut.write("\n", 1 );
+	}
+	else
+	{
+		sOut.write("/*", 2 );
+		sOut.write( pComment->getText().getStr(), pComment->getText().getSize() );
+		sOut.write("*/ ", 3 );
+	}
 }
 
 void Bu::TafWriter::writeString( const Bu::FString &str )
-- 
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