LCOV - code coverage report
Current view: top level - unicode - description_append.cc (source / functions) Hit Total Coverage
Test: Test Coverage for xapian-core 954b5873a738 Lines: 9 9 100.0 %
Date: 2019-06-30 05:20:33 Functions: 1 1 100.0 %
Branches: 12 14 85.7 %

           Branch data     Line data    Source code
       1                 :            : /** @file description_append.cc
       2                 :            :  *  @brief Append a string to an object description, escaping invalid UTF-8
       3                 :            :  */
       4                 :            : /* Copyright (C) 2013 Olly Betts
       5                 :            :  *
       6                 :            :  * This program is free software; you can redistribute it and/or modify
       7                 :            :  * it under the terms of the GNU General Public License as published by
       8                 :            :  * the Free Software Foundation; either version 2 of the License, or
       9                 :            :  * (at your option) any later version.
      10                 :            :  *
      11                 :            :  * This program is distributed in the hope that it will be useful,
      12                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14                 :            :  * GNU General Public License for more details.
      15                 :            :  *
      16                 :            :  * You should have received a copy of the GNU General Public License
      17                 :            :  * along with this program; if not, write to the Free Software
      18                 :            :  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
      19                 :            :  */
      20                 :            : 
      21                 :            : #include <config.h>
      22                 :            : 
      23                 :            : #include "description_append.h"
      24                 :            : #include "xapian/unicode.h"
      25                 :            : 
      26                 :            : #include <cstdio>
      27                 :            : #include <string>
      28                 :            : 
      29                 :            : using namespace std;
      30                 :            : 
      31                 :            : void
      32                 :       7264 : description_append(std::string & desc, const std::string &s)
      33                 :            : {
      34                 :       7264 :     desc.reserve(desc.size() + s.size());
      35         [ +  + ]:      43169 :     for (Xapian::Utf8Iterator i(s); i != Xapian::Utf8Iterator(); ++i) {
      36                 :      35905 :         unsigned ch = i.strict_deref();
      37 [ +  + ][ +  + ]:      35905 :         if ((ch & 0x80000000) == 0 && ch >= ' ' && ch != '\\' && ch != 127) {
         [ +  + ][ +  + ]
      38         [ +  - ]:      35854 :             Xapian::Unicode::append_utf8(desc, ch);
      39                 :            :         } else {
      40                 :            :             char buf[8];
      41                 :         51 :             sprintf(buf, "\\x%02x", ch & 0xff);
      42         [ +  - ]:         51 :             desc += buf;
      43                 :            :         }
      44                 :            :     }
      45                 :       7264 : }

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