add semicolons after statements

src/parsers.zig

@@ -679,6 +679,7 @@ pub const Parser = struct {
         while (self.peek().typ != .RightBrace) {
             var stmt = try self.parseStmt();
             printer.printNode(try self.mkStmt(stmt), 0);
+            _ = try self.consumeSingle(.Semicolon);
             try stmts.append(stmt.*);
         }