Update parser.c

Author: AzliRynz

parser.c

@@ -45,9 +45,18 @@ static void consume(TokenType type, const char* message) {
     error_at(&parser.current, message);
 }
 
+static bool match(TokenType type) {
+    if (parser.current.type == type) {
+        advance();
+        return true;
+    }
+    return false;
+}
+
 static Expr* expression();
 static Stmt* statement();
 static Stmt* declaration();
+static Expr* unary();
 
 static Expr* binary() {
     Expr* expr = unary();
@@ -93,5 +102,9 @@ void init_parser() {
 Stmt* parse() {
     init_parser();
     advance();
-    return declaration();
+    Stmt* stmt = NULL;
+    while (!match(TOKEN_EOF)) {
+        stmt = declaration();
+    }
+    return stmt;
 }