Removed toString from expressions

src/Parser/Expression/ExpressionCall.cpp

@@ -10,17 +10,3 @@ string ExpressionCall::getName() {
 vector<shared_ptr<Expression>> ExpressionCall::getArgumentExpressions() {
     return argumentExpressions;
 }
-
-string ExpressionCall::toString(int indent) {
-    string value;
-
-    value += "CALL(" + name + "):";
-    for (shared_ptr<Expression> &argumentExpression : argumentExpressions) {
-        value += "\n";
-        for (int ind=0; ind<indent+1; ind++)
-            value += "  ";
-        value += argumentExpression->toString(indent+1) + ",";
-    }
-
-    return value;
-}