Initial commit

include/cmd/cmd_echo.hpp

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "cmd/cmd_base.hpp"
+
+namespace fsh {
+
+class CmdEcho : public Command {
+    
+    protected:
+    virtual void register_flags() override {
+        ArgFactory& factory = get_factory();
+        factory.add_input_rule();
+    }
+
+    virtual void run(std::istream& in, std::ostream& out, ArgManager& args) override {
+        std::string s;
+        std::string o;
+        while(getline(in, s)) {
+            o += s + "\n";
+        } 
+        out << o;
+    }
+
+};
+
+}