Expand "~/" in paths to $HOME/

src/core/Path.cc

@@ -73,3 +73,17 @@ std::shared_ptr<std::vector<std::shared_ptr<std::string>>> Path::listdir(const s
 
     return result;
 }
+
+std::string Path::clean(const std::string & s)
+{
+    std::string p = s;
+    if (p.substr(0, 2) == "~/")
+    {
+        char * home = getenv("HOME");
+        if (home != nullptr)
+        {
+            p = home + p.substr(1, p.size());
+        }
+    }
+    return p;
+}

src/core/Path.h

@@ -19,6 +19,7 @@ public:
     static bool is_file(const std::string & s);
     static bool is_dir(const std::string & s);
     static std::shared_ptr<std::vector<std::shared_ptr<std::string>>> listdir(const std::string & path);
+    static std::string clean(const std::string & s);
 
 protected:
     static std::string _join(const std::string & first, const std::string & second);