Fixed entering nothing giving an error

Author: Samathingamajig

BarkScript.cpp

@@ -4,7 +4,7 @@
 #include "lexer.h"
 #include "parser.h"
 
-const std::string bsversion = "0.0.5";
+const std::string bsversion = "0.0.5.1";
 
 int main() {
     std::cout << "BarkScript version " << bsversion << std::endl;

Parser.cpp

@@ -48,6 +48,10 @@ ParseResult Parser::expr() {
 }
 
 ParseResult Parser::parse() {
+    if (currentToken.type == tokens::EEOF) {
+        ParseResult pr;
+        return pr.success(makeSharedNode(Node()));
+    }
     ParseResult pr = expr();
     if (!pr.hasError() && currentToken.type != tokens::EEOF) {
         return pr.failure(makeSharedError(InvalidSyntaxError(currentToken.positionStart, currentToken.positionEnd, "Expected +, -, *, /")));