Tighten the directory name mathing with -i.

Only match full directory names as parts of whole paths. So -isrc
matches src/file.cpp and proj/src/file.cpp. But does not match
mysrc/file.cpp or proj/srcfiles/file.cpp.

cli/pathmatch.cpp

@@ -35,7 +35,14 @@ bool PathMatch::Match(const std::string &path)
         if (findpath[findpath.length() - 1] != '/')
             findpath = RemoveFilename(findpath);
 
-        if (findpath.find(*iterMask) != std::string::npos)
+        // Match relative paths starting with mask
+        // -isrc matches src/foo.cpp
+        if (findpath.compare(0, (*iterMask).size(), *iterMask) == 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("/" + *iterMask) != std::string::npos)
             return true;
     }
     return false;

test/testpathmatch.cpp

@@ -38,6 +38,10 @@ private:
         TEST_CASE(onemaskemptypath);
         TEST_CASE(onemasksamepath);
         TEST_CASE(onemasksamepathwithfile);
+        TEST_CASE(onemaskdifferentdir1);
+        TEST_CASE(onemaskdifferentdir2);
+        TEST_CASE(onemaskdifferentdir3);
+        TEST_CASE(onemaskdifferentdir4);
         TEST_CASE(onemasklongerpath1);
         TEST_CASE(onemasklongerpath2);
         TEST_CASE(onemasklongerpath3);
@@ -95,6 +99,38 @@ private:
         ASSERT(match.Match("src/file.txt"));
     }
 
+    void onemaskdifferentdir1()
+    {
+        std::vector<std::string> masks;
+        masks.push_back("src/");
+        PathMatch match(masks);
+        ASSERT(!match.Match("srcfiles/file.txt"));
+    }
+
+    void onemaskdifferentdir2()
+    {
+        std::vector<std::string> masks;
+        masks.push_back("src/");
+        PathMatch match(masks);
+        ASSERT(!match.Match("proj/srcfiles/file.txt"));
+    }
+
+    void onemaskdifferentdir3()
+    {
+        std::vector<std::string> masks;
+        masks.push_back("src/");
+        PathMatch match(masks);
+        ASSERT(!match.Match("proj/mysrc/file.txt"));
+    }
+
+    void onemaskdifferentdir4()
+    {
+        std::vector<std::string> masks;
+        masks.push_back("src/");
+        PathMatch match(masks);
+        ASSERT(!match.Match("proj/mysrcfiles/file.txt"));
+    }
+
     void onemasklongerpath1()
     {
         std::vector<std::string> masks;