var i18nc = require('i18nc');
require('i18nc-key-end')(i18nc);

var info = i18nc('var str="你好！需要帮忙吗？"', {pluginEnabled: {keyEnd: true}});
console.log(info.code);  // var str=I18N('你好！')+I18N('需要帮忙吗？');