React优雅的封装SvgIcon组件示例

npm i svg-sprite-loader -D

yarn add svg-sprite-loader -D

      {
        test: /.svg$/,
        loader: "svg-sprite-loader",
        include: path.resolve(__dirname, "../src/icons"), 
        options: {
          symbolId: "icon-[name]" 
        }
      },
      {
        test: /.(eot|woff2?|ttf|svg)$/,
        exclude: path.resolve(__dirname, "../src/icons"), // 不处理 svg类型文件
        use: [
          {
            loader: "url-loader",
            options: {
              name: "[name]-[hash:5].min.[ext]",
              limit: 10000,
              outputPath: "font",
              publicPath: "font"
            }
          }
        ]
      },

const requireAll = (requireContext: __WebpackModuleApi.RequireContext) =>
  requireContext.keys().map(requireContext)
const req = require.context('./svg', false, /.svg$/)
requireAll(req)
export {} // 默认到处，ts如若不导出，会警告

import React from 'react'
import PropTypes from 'prop-types'
import './index.scss'
const SvgIcon = (props: { iconClass: string; svgClass: string; fill: string ;click: MouseEventHandler<HTMLElement>}) => {
  const { iconClass, fill, svgClass,click } = props
  return (
    <i aria-hidden="true" onClick={click}>
      <svg className={`svg-class ${svgClass}`}>
        <use xlinkHref={'#icon-' + iconClass} fill={fill} />
      </svg>
    </i>
  )
}
SvgIcon.propTypes = {
  // svg名字
  iconClass: PropTypes.string.isRequired,
  // 自定义类名
  svgClass: PropTypes.string,
    //自定义方法
  click: PropTypes.func,
  // 填充颜色
  fill: PropTypes.string,
}
SvgIcon.defaultProps = {
  fill: 'currentColor',
  svgClass: '',
  click: () => {},
}
export default SvgIcon

import React from 'react'
import SvgIcon from '@/components/SvgIcon'
const Index = () => {
  return (
    <div>
      <SvgIcon iconClass="矿泉水" />
    </div>
  )
}
export default Index