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LineWrapper can indent first line differently to subsequent lines

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- use this to wrap Given/ When/ Then with indent after the :
This commit is contained in:
Phil Nash 2013-04-05 20:55:57 +01:00
parent f186a912d4
commit 4746caacaf
9 changed files with 294 additions and 131 deletions
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29
include/internal/catch_line_wrap.hpp
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@ -16,12 +16,19 @@ namespace Catch {
: right( CATCH_CONFIG_CONSOLE_WIDTH-1 ),
nextTab( 0 ),
tab( 0 ),
indent( 0 ),
initialIndent( (std::size_t)-1 ), // use indent by default
wrappableChars( " [({.,/|\\" ),
tabChar( '\t' ),
recursionCount( 0 )
{}
LineWrapper& LineWrapper::setIndent( std::size_t _indent ) {
indent = std::string( _indent, ' ' );
indent = _indent;
return *this;
}
LineWrapper& LineWrapper::setInitialIndent( std::size_t _initialIndent ) {
initialIndent = _initialIndent;
return *this;
}
LineWrapper& LineWrapper::setRight( std::size_t _right ) {
@ -33,13 +40,17 @@ namespace Catch {
wrapInternal( _str );
return *this;
}
LineWrapper& LineWrapper::setTabChar( char _tabChar ) {
tabChar = _tabChar;
return *this;
}
bool LineWrapper::isWrapPoint( char c ) {
return wrappableChars.find( c ) != std::string::npos;
}
void LineWrapper::wrapInternal( std::string const& _str ) {
assert( ++recursionCount < 100 );
std::size_t width = right - indent.size();
std::size_t width = right - getCurrentIndent();
std::size_t wrapPoint = width-tab;
for( std::size_t pos = 0; pos < _str.size(); ++pos ) {
if( _str[pos] == '\n' )
@ -61,7 +72,7 @@ namespace Catch {
}
return wrapInternal( _str.substr( wrapPoint ) );
}
if( _str[pos] == '\t' ) {
if( _str[pos] == tabChar ) {
nextTab = pos;
std::string withoutTab = _str.substr( 0, nextTab ) + _str.substr( nextTab+1 );
return wrapInternal( withoutTab );
@ -89,14 +100,18 @@ namespace Catch {
}
void LineWrapper::addLine( const std::string& _line ) {
if( tab > 0 )
lines.push_back( indent + std::string( tab, ' ' ) + _line );
else
lines.push_back( indent + _line );
lines.push_back( std::string( tab + getCurrentIndent(), ' ' ) + _line );
if( nextTab > 0 )
tab = nextTab;
}
std::size_t LineWrapper::getCurrentIndent() const
{
return (initialIndent != (std::size_t)-1 && lines.empty() )
? initialIndent
: indent;
}
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_LINE_WRAP_HPP_INCLUDED