Fairly major reworking of console reporter (still in progress).

Changed reporter interface a bit.

include/internal/catch_line_wrap.hpp

@@ -0,0 +1,67 @@
+/*
+ *  Created by Phil on 11/1/2013.
+ *  Copyright 2013 Two Blue Cubes Ltd. All rights reserved.
+ *
+ *  Distributed under the Boost Software License, Version 1.0. (See accompanying
+ *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+#ifndef TWOBLUECUBES_CATCH_LINE_WRAP_HPP_INCLUDED
+#define TWOBLUECUBES_CATCH_LINE_WRAP_HPP_INCLUDED
+
+#include "catch_line_wrap.h"
+
+namespace Catch {
+    
+    namespace {
+        inline void addIndent( std::ostream& os, std::size_t indent ) {
+            while( indent-- > 0 )
+                os << ' ';
+        }
+        
+        inline void recursivelyWrapLine( std::ostream& os, std::string paragraph, std::size_t columns, std::size_t indent ) {
+            std::size_t width = columns-indent;
+            std::size_t tab = 0;
+            std::size_t wrapPoint = width;
+            for( std::size_t pos = 0; pos < paragraph.size(); ++pos ) {
+                if( pos == width ) {
+                    addIndent( os, indent );
+                    os << paragraph.substr( 0, wrapPoint ) << "\n";
+                    return recursivelyWrapLine( os, paragraph.substr( wrapPoint+1 ), columns, indent+tab );
+                }
+                if( paragraph[pos] == '\t' ) {
+                    tab = pos;
+                    paragraph = paragraph.substr( 0, tab ) + paragraph.substr( tab+1 );
+                    pos--;
+                }
+                else if( paragraph[pos] == ' ' ) {
+                    wrapPoint = pos;
+                }
+            }
+            addIndent( os, indent );
+            os << paragraph;
+        }
+    }
+
+    void wrapLongStrings( std::ostream& stream, const std::string& str, std::size_t columns, std::size_t indent ) {
+        std::string::size_type pos = 0;
+        std::string::size_type newline = str.find_first_of( '\n' );
+        while( newline != std::string::npos ) {
+            std::string paragraph = str.substr( pos, newline-pos );
+            recursivelyWrapLine( stream, paragraph, columns, indent );
+            stream << "\n";
+            pos = newline+1;
+            newline = str.find_first_of( '\n', pos );
+        }
+        if( pos != str.size() )
+            recursivelyWrapLine( stream, str.substr( pos, str.size()-pos ), columns, indent );
+    }
+
+    std::string wrapLongStrings( const std::string& str, std::size_t columns, std::size_t indent ) {
+        std::ostringstream oss;
+        wrapLongStrings( oss, str, columns, indent );
+        return oss.str();        
+    }
+    
+} // end namespace Catch
+
+#endif // TWOBLUECUBES_CATCH_LINE_WRAP_HPP_INCLUDED