multiline strnig supported in REPL

Author: kimtg

README.md

@@ -51,7 +51,7 @@ OPTIONS:
 
 ## License ##
 
-   Copyright 2016-2022 Kim, Taegyoon
+   Copyright 2016-2023 Kim, Taegyoon
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

arc.cpp

@@ -182,7 +182,8 @@ namespace arc {
 			*end = str + (str[1] == '@' ? 2 : 1);
 		else if (str[0] == '"') {
 			str++;
-			while (*str != 0) {
+			while (1) {
+				if (*str == 0) return ERROR_FILE; /* string not terminated */
 				if (*str == '\\') str++;
 				else if (*str == '"') {
 					break;

arc.h

@@ -34,7 +34,7 @@
 #endif
 
 namespace arc {
-	constexpr auto VERSION = "0.21.1";
+	constexpr auto VERSION = "0.22";
 
 	enum type {
 		T_NIL,