create-dan/template/.next/cache/next-babel-loader/45351f0b44f334fb677069c519eabdd4.json

Dan frameworks

{"ast":null,"code":"\"use strict\";\n\nvar _Set = require(\"@babel/runtime-corejs2/core-js/set\");\n\nvar _Object$defineProperty = require(\"@babel/runtime-corejs2/core-js/object/define-property\");\n\n_Object$defineProperty(exports, \"__esModule\", {\n  value: true\n});\n\nconst react_1 = require(\"react\");\n\nconst isServer = true;\n\nexports.default = () => {\n  const mountedInstances = new _Set();\n  let state;\n\n  function emitChange(component) {\n    state = component.props.reduceComponentsToState([...mountedInstances], component.props);\n\n    if (component.props.handleStateChange) {\n      component.props.handleStateChange(state);\n    }\n  }\n\n  return class extends react_1.Component {\n    // Used when server rendering\n    static rewind() {\n      const recordedState = state;\n      state = undefined;\n      mountedInstances.clear();\n      return recordedState;\n    }\n\n    constructor(props) {\n      super(props);\n\n      if (isServer) {\n        mountedInstances.add(this);\n        emitChange(this);\n      }\n    }\n\n    componentDidMount() {\n      mountedInstances.add(this);\n      emitChange(this);\n    }\n\n    componentDidUpdate() {\n      emitChange(this);\n    }\n\n    componentWillUnmount() {\n      mountedInstances.delete(this);\n      emitChange(this);\n    }\n\n    render() {\n      return null;\n    }\n\n  };\n};","map":null,"metadata":{},"sourceType":"script"}