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cppcheck/lib/pathmatch.cpp at main · codingman/cppcheck · GitHub
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pathmatch.cpp
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pathmatch.cpp
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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2020 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#
include
"
pathmatch.h
"
#
include
"
path.h
"
#
include
"
utils.h
"
#
include
<
algorithm
>
#
include
<
cctype
>
#
include
<
cstddef
>
PathMatch::PathMatch
(
const
std::vector<std::string> &excludedPaths,
bool
caseSensitive)
: mExcludedPaths(excludedPaths), mCaseSensitive(caseSensitive)
{
if
(!
mCaseSensitive
)
for
(std::string& excludedPath :
mExcludedPaths
)
std::transform
(excludedPath.
begin
(), excludedPath.
end
(), excludedPath.
begin
(), ::tolower);
mWorkingDirectory
.
push_back
(
Path::getCurrentPath
());
}
bool
PathMatch::match
(
const
std::string &path)
const
{
if
(path.
empty
())
return
false
;
for
(std::vector<std::string>::const_iterator i =
mExcludedPaths
.
begin
(); i !=
mExcludedPaths
.
end
(); ++i) {
const
std::string
excludedPath
((!
Path::isAbsolute
(path) &&
Path::isAbsolute
(*i)) ?
Path::getRelativePath
(*i,
mWorkingDirectory
) : *i);
std::string findpath =
Path::fromNativeSeparators
(path);
if
(!
mCaseSensitive
)
std::transform
(findpath.
begin
(), findpath.
end
(), findpath.
begin
(), ::tolower);
//
Filtering directory name
if
(
endsWith
(excludedPath,
'
/
'
)) {
if
(!
endsWith
(findpath,
'
/
'
))
findpath =
removeFilename
(findpath);
if
(excludedPath.
length
() > findpath.
length
())
continue
;
//
Match relative paths starting with mask
//
-isrc matches src/foo.cpp
if
(findpath.
compare
(
0
, excludedPath.
size
(), excludedPath) ==
0
)
return
true
;
//
Match only full directory name in middle or end of the path
//
-isrc matches myproject/src/ but does not match
//
myproject/srcfiles/ or myproject/mysrc/
if
(findpath.
find
(
"
/
"
+ excludedPath) != std::string::npos)
return
true
;
}
//
Filtering filename
else
{
if
(excludedPath.
length
() > findpath.
length
())
continue
;
//
Check if path ends with mask
//
-ifoo.cpp matches (./)foo.c, src/foo.cpp and proj/src/foo.cpp
//
-isrc/file.cpp matches src/foo.cpp and proj/src/foo.cpp
if
(findpath.
compare
(findpath.
size
() - excludedPath.
size
(), findpath.
size
(), excludedPath) ==
0
)
return
true
;
}
}
return
false
;
}
std::string
PathMatch::removeFilename
(
const
std::string &path)
{
const
std::
size_t
ind = path.
find_last_of
(
'
/
'
);
return
path.
substr
(
0
, ind +
1
);
}
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