Added iomanip to clear term line

src/utils.cpp

@@ -66,3 +66,12 @@ cursor_hider::cursor_hider(std::ostream* out) : _out {out} {
 cursor_hider::~cursor_hider() {
     *_out << io::show_cursor;
 }
+
+// ------------------------------------------------------------------------
+
+sc::io::clear_line::clear_line(const term& t) : _term {t} {}
+
+std::ostream& sc::io::operator<<(std::ostream& out, const sc::io::clear_line& obj) {
+    out << '\r' << std::string(obj._term.cols(), ' ') << '\r';
+    return out;
+}

src/utils.hpp

@@ -33,6 +33,17 @@ namespace sc {
             ~cursor_hider();
     };
 
+    namespace io {
+
+        class clear_line {
+            const term& _term;
+
+            public:
+                clear_line(const term& t);
+                friend std::ostream& operator<<(std::ostream& out, const clear_line& obj);
+        };
+
+    }
 }
 
 #endif // UTILS_H_