diff --git a/src/parser.cpp b/src/parser.cpp
new file mode 100644
index 0000000..87ed317
--- /dev/null
+++ b/src/parser.cpp
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2018 CESNET, https://photonics.cesnet.cz/
+ * Copyright (C) 2018 FIT CVUT, https://fit.cvut.cz/
+ *
+ * Written by Václav Kubernát <kubervac@fit.cvut.cz>
+ *
+*/
+#include <ostream>
+#include "parser.hpp"
+
+TooManyArgumentsException::~TooManyArgumentsException() = default;
+
+InvalidCommandException::~InvalidCommandException() = default;
+
+
+Parser::Parser(const Schema& schema)
+    : m_schema(schema)
+{
+}
+
+cd_ Parser::parseCommand(const std::string& line, std::ostream& errorStream)
+{
+    cd_ parsedCommand;
+    ParserContext ctx(m_schema, m_curDir);
+    auto it = line.begin();
+
+    boost::spirit::x3::error_handler<std::string::const_iterator> errorHandler(it, line.end(), errorStream);
+
+    auto grammar =
+            x3::with<parser_context_tag>(ctx)[
+            x3::with<x3::error_handler_tag>(std::ref(errorHandler))[cd]
+    ];
+    bool result = x3::phrase_parse(it, line.end(), grammar, space, parsedCommand);
+
+    if (!result || it != line.end()) {
+        throw InvalidCommandException(std::string(it, line.end()) + " this was left of input");
+    }
+
+    return parsedCommand;
+}
+
+void Parser::changeNode(const path_& name)
+{
+    for (const auto& it : name.m_nodes) {
+        if (it.type() == typeid(nodeup_))
+            m_curDir.m_nodes.pop_back();
+        else
+            m_curDir.m_nodes.push_back(it);
+    }
+}
+
+std::string Parser::currentNode() const
+{
+    std::string res;
+    for (const auto& it : m_curDir.m_nodes) {
+        res = joinPaths(res, boost::apply_visitor(nodeToString(), it));
+    }
+
+    return res;
+}
+