diff options
Diffstat (limited to '3rdparty/catch/include/external/tbc_text_format.h')
-rw-r--r-- | 3rdparty/catch/include/external/tbc_text_format.h | 111 |
1 files changed, 63 insertions, 48 deletions
diff --git a/3rdparty/catch/include/external/tbc_text_format.h b/3rdparty/catch/include/external/tbc_text_format.h index a63d6a14e9b..5209d804250 100644 --- a/3rdparty/catch/include/external/tbc_text_format.h +++ b/3rdparty/catch/include/external/tbc_text_format.h @@ -37,19 +37,16 @@ namespace Tbc { TextAttributes() : initialIndent( std::string::npos ), indent( 0 ), - width( consoleWidth-1 ), - tabChar( '\t' ) + width( consoleWidth-1 ) {} TextAttributes& setInitialIndent( std::size_t _value ) { initialIndent = _value; return *this; } TextAttributes& setIndent( std::size_t _value ) { indent = _value; return *this; } TextAttributes& setWidth( std::size_t _value ) { width = _value; return *this; } - TextAttributes& setTabChar( char _value ) { tabChar = _value; return *this; } std::size_t initialIndent; // indent of first line, or npos std::size_t indent; // indent of subsequent lines, or all if initialIndent is npos std::size_t width; // maximum width of text, including indent. Longer text will wrap - char tabChar; // If this char is seen the indent is changed to current pos }; class Text { @@ -57,63 +54,80 @@ namespace Tbc { Text( std::string const& _str, TextAttributes const& _attr = TextAttributes() ) : attr( _attr ) { - std::string wrappableChars = " [({.,/|\\-"; - std::size_t indent = _attr.initialIndent != std::string::npos - ? _attr.initialIndent - : _attr.indent; - std::string remainder = _str; + const std::string wrappableBeforeChars = "[({<\t"; + const std::string wrappableAfterChars = "])}>-,./|\\"; + const std::string wrappableInsteadOfChars = " \n\r"; + std::string indent = _attr.initialIndent != std::string::npos + ? std::string( _attr.initialIndent, ' ' ) + : std::string( _attr.indent, ' ' ); + + typedef std::string::const_iterator iterator; + iterator it = _str.begin(); + const iterator strEnd = _str.end(); + + while( it != strEnd ) { - while( !remainder.empty() ) { if( lines.size() >= 1000 ) { lines.push_back( "... message truncated due to excessive size" ); return; } - std::size_t tabPos = std::string::npos; - std::size_t width = (std::min)( remainder.size(), _attr.width - indent ); - std::size_t pos = remainder.find_first_of( '\n' ); - if( pos <= width ) { - width = pos; - } - pos = remainder.find_last_of( _attr.tabChar, width ); - if( pos != std::string::npos ) { - tabPos = pos; - if( remainder[width] == '\n' ) - width--; - remainder = remainder.substr( 0, tabPos ) + remainder.substr( tabPos+1 ); - } - if( width == remainder.size() ) { - spliceLine( indent, remainder, width ); - } - else if( remainder[width] == '\n' ) { - spliceLine( indent, remainder, width ); - if( width <= 1 || remainder.size() != 1 ) - remainder = remainder.substr( 1 ); - indent = _attr.indent; - } - else { - pos = remainder.find_last_of( wrappableChars, width ); - if( pos != std::string::npos && pos > 0 ) { - spliceLine( indent, remainder, pos ); - if( remainder[0] == ' ' ) - remainder = remainder.substr( 1 ); + + std::string suffix; + std::size_t width = (std::min)( static_cast<size_t>( strEnd-it ), _attr.width-static_cast<size_t>( indent.size() ) ); + iterator itEnd = it+width; + iterator itNext = _str.end(); + + iterator itNewLine = std::find( it, itEnd, '\n' ); + if( itNewLine != itEnd ) + itEnd = itNewLine; + + if( itEnd != strEnd ) { + bool foundWrapPoint = false; + iterator findIt = itEnd; + do { + if( wrappableAfterChars.find( *findIt ) != std::string::npos && findIt != itEnd ) { + itEnd = findIt+1; + itNext = findIt+1; + foundWrapPoint = true; + } + else if( findIt > it && wrappableBeforeChars.find( *findIt ) != std::string::npos ) { + itEnd = findIt; + itNext = findIt; + foundWrapPoint = true; + } + else if( wrappableInsteadOfChars.find( *findIt ) != std::string::npos ) { + itNext = findIt+1; + itEnd = findIt; + foundWrapPoint = true; + } + if( findIt == it ) + break; + else + --findIt; + } + while( !foundWrapPoint ); + + if( !foundWrapPoint ) { + // No good wrap char, so we'll break mid word and add a hyphen + --itEnd; + itNext = itEnd; + suffix = "-"; } else { - spliceLine( indent, remainder, width-1 ); - lines.back() += "-"; + while( itEnd > it && wrappableInsteadOfChars.find( *(itEnd-1) ) != std::string::npos ) + --itEnd; } - if( lines.size() == 1 ) - indent = _attr.indent; - if( tabPos != std::string::npos ) - indent += tabPos; } + lines.push_back( indent + std::string( it, itEnd ) + suffix ); + + if( indent.size() != _attr.indent ) + indent = std::string( _attr.indent, ' ' ); + it = itNext; } } - void spliceLine( std::size_t _indent, std::string& _remainder, std::size_t _pos ) { - lines.push_back( std::string( _indent, ' ' ) + _remainder.substr( 0, _pos ) ); - _remainder = _remainder.substr( _pos ); - } + typedef std::vector<std::string>::const_iterator const_iterator; @@ -138,6 +152,7 @@ namespace Tbc { return _stream; } + private: std::string str; TextAttributes attr; |