3 files changed, 62 insertions, 1 deletions
diff --git a/src/tracking/change_tracker.cc b/src/tracking/change_tracker.cc
index df91be0..9eab5a2 100644
--- a/src/tracking/change_tracker.cc
+++ b/src/tracking/change_tracker.cc
@@ -125,7 +125,7 @@ void ChangeTracker::track(const std::string& file_path) {
 
 		if ( std::get<EMPLACE_SUCCESS>(result) ) {
 			read_file_to_stream(
-				full_path, 
+				full_path,
 				std::get<FILE_CONTENT>(*result.first).get()
 			);
 		}
diff --git a/src/tracking/path_matcher.cc b/src/tracking/path_matcher.cc
new file mode 100644
index 0000000..e754586
--- /dev/null
+++ b/src/tracking/path_matcher.cc
@@ -0,0 +1,39 @@
+#include "path_matcher.h"
+
+#include <algorithm>
+
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+
+namespace tracking {
+
+PathMatcher::PathMatcher(const std::string& source_file_path) {
+	try {
+		boost::filesystem::ifstream file(source_file_path);
+
+		if ( file.is_open() ) {
+			std::string current_line;
+
+			while ( std::getline(file, current_line) ) {
+				try {
+					this->patterns_.emplace_back(current_line);
+				} catch ( const std::regex_error& ) { }
+			}
+		}
+	} catch ( boost::filesystem::filesystem_error& ) {
+		// invalid source path is not relevant as we can easily fall back to declining
+		// all candidate paths.
+	}
+}
+
+bool PathMatcher::isMatching(const std::string& candidate) const {
+	return std::any_of(
+		this->patterns_.begin(),
+		this->patterns_.end(),
+		[&candidate](const std::regex& pattern) -> bool {
+			return std::regex_match(candidate, pattern);
+		}
+	);
+}
+
+}
diff --git a/src/tracking/path_matcher.h b/src/tracking/path_matcher.h
new file mode 100644
index 0000000..64337c0
--- /dev/null
+++ b/src/tracking/path_matcher.h
@@ -0,0 +1,22 @@
+#ifndef CHANGE_SRC_TRACKING_PATH_MATCHER_H_
+#define CHANGE_SRC_TRACKING_PATH_MATCHER_H_
+
+#include <regex>
+#include <vector>
+
+namespace tracking {
+
+class PathMatcher {
+	public:
+		PathMatcher() = default;
+		PathMatcher(const std::string&);
+
+		bool isMatching(const std::string&) const;
+
+	private:
+		std::vector<std::regex> patterns_;
+};
+
+}
+
+#endif  // CHANGE_SRC_TRACKING_PATH_MATCHER_H_