73ef4ff3
 Hu Chunming
提交三方库
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// ascii_check implementation ------------------------------------------------//
// Copyright Marshall Clow 2007.
// Based on the tab-check checker by Beman Dawes
//
// 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)
// √ -- this is a test.
#include "ascii_check.hpp"
#include <algorithm>
namespace boost
{
namespace inspect
{
static const string gPunct ( "$_{}[]#()<>%:;.?*+-/ˆ&|~!=,\\\"'@^`" );
// Legal characters for a source file are defined in section 2.2 of the standard
// I have added '@', '^', and '`' to the "legal" chars because they are commonly
// used in comments, and they are strictly ASCII.
struct non_ascii {
public:
non_ascii () {}
~non_ascii () {}
bool operator () ( char c ) const
{
if ( c == ' ' ) return false;
if ( c >= 'a' && c <= 'z' ) return false;
if ( c >= 'A' && c <= 'Z' ) return false;
if ( c >= '0' && c <= '9' ) return false;
// Horizontal/Vertical tab, newline, and form feed
if ( c == '\t' || c == '\n' || c == '\r' || c == '\v' || c == '\f' ) return false;
return gPunct.find ( c ) == string::npos;
}
};
struct is_CRLF {
public:
is_CRLF () {}
~is_CRLF () {}
bool operator () ( char c ) const
{
return c == '\015' || c == '\012';
}
};
const char *kCRLF = "\012\015";
// Given a position in the file, extract and return the line
std::string find_line ( const std::string &contents, std::string::const_iterator iter_pos )
{
std::size_t pos = iter_pos - contents.begin ();
// Search backwards for a CR or LR
std::size_t start_pos = contents.find_last_of ( kCRLF, pos );
std::string::const_iterator line_start = contents.begin () + ( start_pos == std::string::npos ? 0 : start_pos + 1 );
// Search forwards for a CR or LF
std::size_t end_pos = contents.find_first_of ( kCRLF, pos + 1 );
std::string::const_iterator line_end;
if ( end_pos == std::string::npos )
line_end = contents.end ();
else
line_end = contents.begin () + end_pos - 1;
return std::string ( line_start, line_end );
}
ascii_check::ascii_check() : m_files_with_errors(0)
{
register_signature( ".c" );
register_signature( ".cpp" );
register_signature( ".cxx" );
register_signature( ".h" );
register_signature( ".hpp" );
register_signature( ".hxx" );
register_signature( ".ipp" );
}
void ascii_check::inspect(
const string & library_name,
const path & full_path, // example: c:/foo/boost/filesystem/path.hpp
const string & contents ) // contents of file to be inspected
{
if (contents.find( "boostinspect:" "noascii" ) != string::npos) return;
string::const_iterator bad_char = std::find_if ( contents.begin (), contents.end (), non_ascii ());
if ( bad_char != contents.end ())
{
++m_files_with_errors;
int ln = std::count( contents.begin(), bad_char, '\n' ) + 1;
string the_line = find_line ( contents, bad_char );
error( library_name, full_path, "Non-ASCII: " + the_line, ln );
}
}
} // namespace inspect
} // namespace boost
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