【发布时间】:2021-04-02 01:35:48
【问题描述】:
当我尝试捆绑我的 React 项目时,我收到以下关于我要加载的图像的错误:
奇怪的是,当我隐藏错误覆盖时,我可以在浏览器中看到我的图片已正确加载,尽管 Webpack 抱怨。我已经仔细关注了其他工作配置示例,这些示例没有发生该问题,但我无法轻松确定问题的根源,是什么让我在这里不知道如何处理它或在哪里寻找暗示。我也尝试过不同的加载器:url-loader、file-loader 和 image-webpack-loader,但无济于事。也许是 Typescript 导致了这些问题?
App.tsx 我正在导入我的图像:
import "./app.d";
import React from "react";
import SampleImage from "./assets/images/sample-image.jpg";
const App: React.FC = () => (
<div>
<img src={SampleImage} />
</div>
);
export default App;
app.d.ts 带有模块声明以允许在打字稿文件中导入资产:
declare module "*.jpeg";
declare module "*.jpg";
declare module "*.jpeg";
declare module "*.png";
webpack.common.ts - 我的主要 Webpack 配置文件,我将 url-loader 和 file-loader 都放在了弹出的 create-react-app 配置中,但它并没有真正改变任何东西:
import path from "path";
import ForkTsCheckerWebpackPlugin from "fork-ts-checker-webpack-plugin";
import HtmlWebpackPlugin from "html-webpack-plugin";
import { CleanWebpackPlugin } from "clean-webpack-plugin";
module.exports = {
entry: path.resolve(__dirname, "..", "./src/index.tsx"),
module: {
rules: [
{
test: /\.(ts|js)x?$/,
exclude: /node_modules/,
use: [
{
loader: require.resolve("babel-loader"),
options: {
presets: [
"@babel/preset-env",
"@babel/preset-react",
"@babel/preset-typescript",
],
},
},
],
},
{
exclude: [
/\.html$/,
/\.(js|jsx)$/,
/\.(ts|tsx)$/,
/\.css$/,
/\.json$/,
/\.bmp$/,
/\.gif$/,
/\.jpe?g$/,
/\.png$/,
],
loader: require.resolve("file-loader"),
options: {
name: "static/media/[name].[hash:8].[ext]",
},
include: path.resolve(__dirname, "..", "./src/assets"),
},
{
test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
loader: require.resolve("url-loader"),
options: {
name: "static/media/[name].[hash:8].[ext]",
},
include: path.resolve(__dirname, "..", "./src/assets"),
},
],
},
resolve: {
extensions: [".tsx", ".ts", ".js", ".jsx"],
},
output: {
path: path.resolve(__dirname, "..", "./dist"),
filename: "bundle.js",
},
devServer: {
contentBase: path.resolve(__dirname, "..", "./dist"),
hot: true,
compress: true,
open: true,
},
plugins: [
new CleanWebpackPlugin(),
new HtmlWebpackPlugin({
title: "React App",
template: path.resolve(__dirname, "..", "./src/index.html"),
}),
new ForkTsCheckerWebpackPlugin({
async: false,
eslint: {
files: path.resolve(__dirname, "..", "./src/**/*"),
},
}),
],
};
webpack.dev.ts
import webpack from "webpack";
import ReactRefreshWebpackPlugin from "@pmmmwh/react-refresh-webpack-plugin";
module.exports = {
mode: "development",
devtool: "eval-source-map",
module: {
rules: [
{
test: /\.(ts|js)x?$/,
exclude: /node_modules/,
use: [
{
loader: require.resolve("babel-loader"),
options: {
presets: [
"@babel/preset-env",
"@babel/preset-react",
"@babel/preset-typescript",
],
plugins: [require.resolve("react-refresh/babel")],
},
},
],
},
],
},
plugins: [
new webpack.HotModuleReplacementPlugin(),
new ReactRefreshWebpackPlugin({
overlay: {
sockIntegration: "wds",
},
}),
],
};
webpack.prod.ts
import webpack from "webpack";
module.exports = {
mode: "production",
devtool: "source-map",
};
webpack.config.ts
import merge from "webpack-merge";
import devConfig = require("./webpack.dev");
import prodConfig = require("./webpack.prod");
import commonConfig = require("./webpack.common");
module.exports = ({ env }: { env: "dev" | "prod" }) => {
const envConfig = env === "dev" ? devConfig : prodConfig;
return merge(commonConfig, envConfig);
};
另外,我的.babelrc 文件:
{
"presets": [
"@babel/preset-env",
"@babel/preset-react",
"@babel/preset-typescript"
],
"plugins": [
"react-refresh/babel",
[
"@babel/plugin-transform-runtime",
{
"regenerator": true
}
]
]
}
和tsconfig.json:
{
"compilerOptions": {
"lib": ["dom", "dom.iterable", "esnext"],
"allowJs": true,
"allowSyntheticDefaultImports": true,
"skipLibCheck": true,
"esModuleInterop": true,
"strict": true,
"forceConsistentCasingInFileNames": true,
"moduleResolution": "node",
"resolveJsonModule": true,
"isolatedModules": true,
"noEmit": true,
"jsx": "react"
},
"include": ["src"]
}
package.json 中的脚本:
"scripts": {
"start": "webpack serve --config config/webpack.config.ts --env env=dev --hot",
"build": "webpack --config config/webpack.config.ts --env env=prod",
},
如果您能提供任何解决问题的提示,我将不胜感激。
【问题讨论】:
标签: javascript reactjs typescript webpack babeljs