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Refactored colour handling
* POSIX colour impl is now compiled for all platforms. * Deciding whether a colour impl should be picked is now stream dependent, and thus incompatible implementations can be removed immediately, rather than checking when the colour is being used.
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@ -93,16 +93,15 @@ namespace {
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originalBackgroundAttributes = csbiInfo.wAttributes & ~( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY );
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}
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static bool useColourOnPlatform() { return true; }
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static bool useColourOnPlatform(IStream const& stream) {
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// Win32 text colour APIs can only be used on console streams
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// We cannot check that the output hasn't been redirected,
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// so we just check that the original stream is console stream.
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return stream.isStdout();
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}
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private:
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void use( Colour::Code _colourCode ) const override {
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// Early exit if we are not writing to the console, because
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// Win32 API can only change colour of the console.
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if ( !m_stream->isStdout() ) {
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return;
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}
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switch( _colourCode ) {
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case Colour::None: return setTextAttribute( originalForegroundAttributes );
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case Colour::White: return setTextAttribute( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
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@ -138,9 +137,13 @@ namespace {
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} // end anon namespace
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} // end namespace Catch
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#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////
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#endif // Windows/ ANSI/ None
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#include <unistd.h>
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#if defined( CATCH_PLATFORM_LINUX ) || defined( CATCH_PLATFORM_MAC )
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# define CATCH_INTERNAL_HAS_ISATTY
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# include <unistd.h>
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#endif
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namespace Catch {
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namespace {
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@ -153,18 +156,25 @@ namespace {
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public:
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PosixColourImpl( IStream const* stream ): ColourImpl( stream ) {}
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static bool useColourOnPlatform() {
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static bool useColourOnPlatform(IStream const& stream) {
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// This is kinda messy due to trying to support a bunch of
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// different platforms at once.
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// The basic idea is that if we are asked to do autodetection (as
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// opposed to being told to use posixy colours outright), then we
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// only want to use the colours if we are writing to console.
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// However, console might be redirected, so we make an attempt at
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// checking for that on platforms where we know how to do that.
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bool useColour = stream.isStdout();
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#if defined( CATCH_INTERNAL_HAS_ISATTY ) && \
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!( defined( __DJGPP__ ) && defined( __STRICT_ANSI__ ) )
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ErrnoGuard _; // for isatty
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return
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useColour = useColour && isatty( STDOUT_FILENO );
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# endif
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# if defined( CATCH_PLATFORM_MAC ) || defined( CATCH_PLATFORM_IPHONE )
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!isDebuggerActive() &&
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useColour = useColour && !isDebuggerActive();
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# endif
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# if !( defined( __DJGPP__ ) && defined( __STRICT_ANSI__ ) )
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isatty( STDOUT_FILENO )
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# else
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false
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# endif
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;
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return useColour;
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}
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private:
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@ -201,8 +211,6 @@ namespace {
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} // end anon namespace
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} // end namespace Catch
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#endif // Windows/ ANSI/ None
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namespace Catch {
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Detail::unique_ptr<ColourImpl> makeColourImpl(IConfig const* config, IStream const* stream) {
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@ -220,11 +228,11 @@ namespace Catch {
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if ( colourMode == UseColour::Auto ) {
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createPlatformInstance =
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#if defined( CATCH_CONFIG_COLOUR_ANSI )
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PosixColourImpl::useColourOnPlatform()
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PosixColourImpl::useColourOnPlatform( *stream )
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#elif defined( CATCH_CONFIG_COLOUR_WINDOWS )
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Win32ColourImpl::useColourOnPlatform()
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Win32ColourImpl::useColourOnPlatform( *stream )
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#else
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NoColourImpl::useColourOnPlatform()
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false
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#endif
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;
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}
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@ -661,8 +661,8 @@ void ConsoleReporter::printSummaryRow(StringRef label, std::vector<SummaryColumn
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<< "- none -";
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}
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} else if (value != "0") {
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m_stream << m_colour->startColour( Colour::LightGrey ) << " | "
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<< m_colour->startColour( col.colour ) << value << ' '
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m_stream << m_colour->startColour( Colour::LightGrey ) << " | ";
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m_stream << m_colour->startColour( col.colour ) << value << ' '
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<< col.label;
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}
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}
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