Extracted stand-alone micro-library, tbc_text_format.h, from catch_text.h.

- use this version in clara.h so clara can stand alone.
This commit is contained in:
Phil Nash 2014-02-11 06:32:56 +00:00
parent b756243935
commit 0dc49d1b57
7 changed files with 187 additions and 147 deletions

View File

@ -9,6 +9,9 @@
#ifndef TWOBLUECUBES_CATCH_CLARA_H_INCLUDED #ifndef TWOBLUECUBES_CATCH_CLARA_H_INCLUDED
#define TWOBLUECUBES_CATCH_CLARA_H_INCLUDED #define TWOBLUECUBES_CATCH_CLARA_H_INCLUDED
#define CLARA_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH
// Declare Clara inside the Catch namespace // Declare Clara inside the Catch namespace
#define CLICHE_CLARA_OUTER_NAMESPACE Catch #define CLICHE_CLARA_OUTER_NAMESPACE Catch
#include "clara.h" #include "clara.h"

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@ -28,7 +28,6 @@
#include "catch_tags.hpp" #include "catch_tags.hpp"
#include "catch_test_spec.hpp" #include "catch_test_spec.hpp"
#include "catch_version.hpp" #include "catch_version.hpp"
#include "catch_text.hpp"
#include "catch_message.hpp" #include "catch_message.hpp"
#include "catch_legacy_reporter_adapter.hpp" #include "catch_legacy_reporter_adapter.hpp"
#include "catch_timer.hpp" #include "catch_timer.hpp"

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@ -1,6 +1,6 @@
/* /*
* Created by Phil on 18/4/2013. * Created by Phil on 10/2/2014.
* Copyright 2013 Two Blue Cubes Ltd. All rights reserved. * Copyright 2014 Two Blue Cubes Ltd. All rights reserved.
* *
* Distributed under the Boost Software License, Version 1.0. (See accompanying * 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) * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@ -10,52 +10,15 @@
#include "catch_config.hpp" #include "catch_config.hpp"
#include <string> #define TBC_TEXT_FORMAT_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH
#include <vector>
#define CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE Catch
#include "tbc_text_format.h"
#undef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE
namespace Catch { namespace Catch {
using Tbc::Text;
struct TextAttributes { using Tbc::TextAttributes;
TextAttributes() }
: initialIndent( std::string::npos ),
indent( 0 ),
width( CATCH_CONFIG_CONSOLE_WIDTH-1 ),
tabChar( '\t' )
{}
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 {
public:
Text( std::string const& _str, TextAttributes const& _attr = TextAttributes() );
void spliceLine( std::size_t _indent, std::string& _remainder, std::size_t _pos );
typedef std::vector<std::string>::const_iterator const_iterator;
const_iterator begin() const { return lines.begin(); }
const_iterator end() const { return lines.end(); }
std::string const& last() const { return lines.back(); }
std::size_t size() const { return lines.size(); }
std::string const& operator[]( std::size_t _index ) const { return lines[_index]; }
std::string toString() const;
friend std::ostream& operator << ( std::ostream& _stream, Text const& _text );
private:
std::string str;
TextAttributes attr;
std::vector<std::string> lines;
};
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_TEXT_H_INCLUDED #endif // TWOBLUECUBES_CATCH_TEXT_H_INCLUDED

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@ -1,95 +0,0 @@
/*
* Created by Phil on 20/4/2013.
* 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_TEXT_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_TEXT_HPP_INCLUDED
#include <string>
#include <vector>
namespace Catch {
Text::Text( std::string const& _str, TextAttributes const& _attr )
: attr( _attr )
{
std::string wrappableChars = " [({.,/|\\-";
std::size_t indent = _attr.initialIndent != std::string::npos
? _attr.initialIndent
: _attr.indent;
std::string remainder = _str;
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 );
}
else {
spliceLine( indent, remainder, width-1 );
lines.back() += "-";
}
if( lines.size() == 1 )
indent = _attr.indent;
if( tabPos != std::string::npos )
indent += tabPos;
}
}
}
void Text::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 );
}
std::string Text::toString() const {
std::ostringstream oss;
oss << *this;
return oss.str();
}
std::ostream& operator << ( std::ostream& _stream, Text const& _text ) {
for( Text::const_iterator it = _text.begin(), itEnd = _text.end();
it != itEnd; ++it ) {
if( it != _text.begin() )
_stream << "\n";
_stream << *it;
}
return _stream;
}
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_TEXT_HPP_INCLUDED

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@ -18,7 +18,13 @@
#endif #endif
#ifndef TWOBLUECUBES_CLARA_H_ALREADY_INCLUDED #ifndef TWOBLUECUBES_CLARA_H_ALREADY_INCLUDED
#include "catch_text.h" // This will get moved out too #define CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE Clara
#include "tbc_text_format.h"
#undef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE
#include <string>
#include <vector>
#include <map>
// Use optional outer namespace // Use optional outer namespace
#ifdef CLICHE_CLARA_OUTER_NAMESPACE #ifdef CLICHE_CLARA_OUTER_NAMESPACE
@ -27,6 +33,15 @@ namespace CLICHE_CLARA_OUTER_NAMESPACE {
namespace Clara { namespace Clara {
namespace Detail { namespace Detail {
#ifdef CLARA_CONSOLE_WIDTH
const unsigned int consoleWidth = CLARA_CONFIG_CONSOLE_WIDTH;
#else
const unsigned int consoleWidth = 80;
#endif
using namespace ::Clara::Tbc;
template<typename T> struct RemoveConstRef{ typedef T type; }; template<typename T> struct RemoveConstRef{ typedef T type; };
template<typename T> struct RemoveConstRef<T&>{ typedef T type; }; template<typename T> struct RemoveConstRef<T&>{ typedef T type; };
template<typename T> struct RemoveConstRef<T const&>{ typedef T type; }; template<typename T> struct RemoveConstRef<T const&>{ typedef T type; };
@ -416,18 +431,18 @@ namespace Clara {
m_boundProcessName = Detail::makeBoundField( f ); m_boundProcessName = Detail::makeBoundField( f );
} }
void optUsage( std::ostream& os, std::size_t indent = 0, std::size_t width = CATCH_CONFIG_CONSOLE_WIDTH ) const { void optUsage( std::ostream& os, std::size_t indent = 0, std::size_t width = Detail::consoleWidth ) const {
typename std::vector<Arg>::const_iterator itBegin = m_options.begin(), itEnd = m_options.end(), it; typename std::vector<Arg>::const_iterator itBegin = m_options.begin(), itEnd = m_options.end(), it;
std::size_t maxWidth = 0; std::size_t maxWidth = 0;
for( it = itBegin; it != itEnd; ++it ) for( it = itBegin; it != itEnd; ++it )
maxWidth = (std::max)( maxWidth, it->commands().size() ); maxWidth = (std::max)( maxWidth, it->commands().size() );
for( it = itBegin; it != itEnd; ++it ) { for( it = itBegin; it != itEnd; ++it ) {
Catch::Text usage( it->commands(), Catch::TextAttributes() Detail::Text usage( it->commands(), Detail::TextAttributes()
.setWidth( maxWidth+indent ) .setWidth( maxWidth+indent )
.setIndent( indent ) ); .setIndent( indent ) );
// !TBD handle longer usage strings // !TBD handle longer usage strings
Catch::Text desc( it->description, Catch::TextAttributes() Detail::Text desc( it->description, Detail::TextAttributes()
.setWidth( width - maxWidth -3 ) ); .setWidth( width - maxWidth -3 ) );
for( std::size_t i = 0; i < (std::max)( usage.size(), desc.size() ); ++i ) { for( std::size_t i = 0; i < (std::max)( usage.size(), desc.size() ); ++i ) {

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@ -0,0 +1,153 @@
/*
* Created by Phil on 18/4/2013.
* 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)
*/
// Only use header guard if we are not using an outer namespace
#ifndef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE
# ifdef TWOBLUECUBES_TEXT_FORMAT_H_INCLUDED
# ifndef TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED
# define TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED
# endif
# else
# define TWOBLUECUBES_TEXT_FORMAT_H_INCLUDED
# endif
#endif
#ifndef TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED
#include <string>
#include <vector>
#include <sstream>
// Use optional outer namespace
#ifdef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE
namespace CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE {
#endif
namespace Tbc {
#ifdef TBC_TEXT_FORMAT_CONSOLE_WIDTH
const unsigned int consoleWidth = TBC_TEXT_FORMAT_CONSOLE_WIDTH;
#else
const unsigned int consoleWidth = 80;
#endif
struct TextAttributes {
TextAttributes()
: initialIndent( std::string::npos ),
indent( 0 ),
width( consoleWidth-1 ),
tabChar( '\t' )
{}
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 {
public:
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;
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 );
}
else {
spliceLine( indent, remainder, width-1 );
lines.back() += "-";
}
if( lines.size() == 1 )
indent = _attr.indent;
if( tabPos != std::string::npos )
indent += tabPos;
}
}
}
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;
const_iterator begin() const { return lines.begin(); }
const_iterator end() const { return lines.end(); }
std::string const& last() const { return lines.back(); }
std::size_t size() const { return lines.size(); }
std::string const& operator[]( std::size_t _index ) const { return lines[_index]; }
std::string toString() const {
std::ostringstream oss;
oss << *this;
return oss.str();
}
inline friend std::ostream& operator << ( std::ostream& _stream, Text const& _text ) {
for( Text::const_iterator it = _text.begin(), itEnd = _text.end();
it != itEnd; ++it ) {
if( it != _text.begin() )
_stream << "\n";
_stream << *it;
}
return _stream;
}
private:
std::string str;
TextAttributes attr;
std::vector<std::string> lines;
};
} // end namespace Tbc
#ifdef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE
} // end outer namespace
#endif
#endif // TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED

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@ -78,6 +78,7 @@
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26847E5D16BBADB40043B9C1 /* catch_message.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = catch_message.cpp; path = ../../../SelfTest/SurrogateCpps/catch_message.cpp; sourceTree = "<group>"; }; 26847E5D16BBADB40043B9C1 /* catch_message.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = catch_message.cpp; path = ../../../SelfTest/SurrogateCpps/catch_message.cpp; sourceTree = "<group>"; };
268F47B018A93F7800D8C14F /* catch_clara.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = catch_clara.h; sourceTree = "<group>"; }; 268F47B018A93F7800D8C14F /* catch_clara.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = catch_clara.h; sourceTree = "<group>"; };
268F47B118A944DB00D8C14F /* tbc_text_format.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = tbc_text_format.h; path = ../../../../include/internal/tbc_text_format.h; sourceTree = "<group>"; };
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26948287179EF7F900ED166E /* catch_test_case_tracker.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = catch_test_case_tracker.hpp; sourceTree = "<group>"; }; 26948287179EF7F900ED166E /* catch_test_case_tracker.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = catch_test_case_tracker.hpp; sourceTree = "<group>"; };
2694A1FB16A0000E004816E3 /* catch_text.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = catch_text.cpp; sourceTree = "<group>"; }; 2694A1FB16A0000E004816E3 /* catch_text.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = catch_text.cpp; sourceTree = "<group>"; };
@ -202,6 +203,7 @@
isa = PBXGroup; isa = PBXGroup;
children = ( children = (
26C5F3EC17514B970056FB3C /* clara.h */, 26C5F3EC17514B970056FB3C /* clara.h */,
268F47B118A944DB00D8C14F /* tbc_text_format.h */,
); );
name = External; name = External;
sourceTree = "<group>"; sourceTree = "<group>";