creator 2.0.1 ios10以下es6语法错误

Creator 2.x
#1

ERROR: SyntaxError: Unexpected keyword ‘const’. Const declarations are not supported in strict mode., location: jsb-adapter/engine/jsb-node.js:28:8
这是jsb-adapter的语法错误。用户脚本project.js已经被转译成了es5，为什么adapter不能转译一下