reduxForm 似乎没有将状态映射到道具

reduxForm doesn't seem to be mapping state to props

我刚从 redux-form:5.3.2 升级到 6.0.5。我修改了我的登录表格,它看起来像这样:

import React, { Component } from 'react';
import { Field, reduxForm } from 'redux-form';
import * as actions from '../actions/authActions';


class SignIn extends Component {

  handleFormSubmit({ email, password }) {
    console.log(this.props);
    this.props.signinUser({ email, password }, this.props.location);
  }

  renderAlert() {
    if (this.props.errorMessage) {
      return (
        <div className="alert alert-danger">
          {this.props.errorMessage}
        </div>
      );
    } else if (this.props.location.query.error) {
      return (
        <div className="alert alert-danger">
          Authorization required!
        </div>
      );
    }
  }

  render() {

    const { message, handleSubmit } = this.props;

    const renderField = ({input, label, type, meta: { touched, error } }) => (
      <fieldset className="form-group">
        <label>{label}</label>
        <input {...input} className="form-control" />
      </fieldset>
    )


    return (
      <form onSubmit={handleSubmit(this.handleFormSubmit.bind(this))}>
        {this.renderAlert()}
        <Field name="username" type="text" component={renderField} label="Username"/>
        <Field name="password" type="password" component={renderField} label="Password"/>
        <button action="submit" className="btn btn-primary">Sign In</button>
      </form>
    );
  }
}

function mapStateToProps(state) {
  return { errorMessage: state.auth.error }
}

export default reduxForm({
  form: 'signin',
  fields: ['email', 'password']
}, mapStateToProps, actions)(SignIn)

升级之前,我没有使用 Field 组件,但其他大部分内容都是一样的,我的操作 this.props.signinUser 被调用了。但是,现在 this.props 中不存在它。降级到 5.3.2 继续工作。我还没有通过逐步升级的过程来找出它坏了的地方,如果它坏了并假设我没有做错什么。

有什么建议吗?

而且...我刚刚找到了答案。我不得不改变这个:

export default reduxForm({
  form: 'signin',
  fields: ['email', 'password']
}, mapStateToProps, actions)(SignIn)

对此:

SignIn = reduxForm({
  form: 'signin',
  fields: ['email', 'password']
})(SignIn);

export default connect(mapStateToProps, actions)(SignIn);

这似乎不在文档中,但它应该在文档中。