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Webpack concern with tiny-secp256k1 and ECPair


I’m creating a browser extension utilizing Webpack v5 and incorporating the bitcoinjs-lib and ecpair libraries to create a Bitcoin pockets. Nonetheless, I’m encountering an error when trying to load the WebAssembly module.

I’d significantly recognize any steering or recommendations on methods to resolve this concern efficiently and instantiate the WebAssembly module in my browser extension.

Error Message:

Webpack concern with tiny-secp256k1 and ECPair

Listed here are the important thing particulars of my setup:

  • I’m utilizing Webpack v5 to bundle the appliance.
  • I’ve included the bitcoinjs-lib and ecpair libraries as dependencies in my mission.
  • Error is happening when making an attempt to import tiny-secp256k1 and likewise when passing that occasion to ECPairFactory.

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My webpack.config.js file:

const path = require("path");
const CopyPlugin = require("copy-webpack-plugin");
const HtmlWebpackPlugin = require("html-webpack-plugin");
const { exec } = require("child_process");
const fs = require("fs");

operate copyFolderSync(from, to) {
  fs.mkdirSync(to, { recursive: true });
  fs.readdirSync(from).forEach((ingredient) => {
    if (ingredient !== "manifest.json") {
      if (fs.lstatSync(path.be part of(from, ingredient)).isFile()) {
        fs.copyFileSync(path.be part of(from, ingredient), path.be part of(to, ingredient));
      } else {
        copyFolderSync(path.be part of(from, ingredient), path.be part of(to, ingredient));
      }
    }
  });
}

module.exports = {
  module: {
    guidelines: [
      {
        test: /.scss$/,
        use: ["style-loader", "css-loader", "sass-loader"],
      },
      {
        take a look at: /.(js|jsx)$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
          choices: {
            presets: ["@babel/preset-env", "@babel/preset-react"],
          },
        },
      },
      {
        take a look at: /.wasm$/,
        sort: "webassembly/async", // or "webassembly/sync"
      },
    ],
  },
  experiments: {
    asyncWebAssembly: true,
  },
  resolve: {
    extensions: [".js", ".jsx"],
    fallback: {
      buffer: require.resolve("buffer"),
      stream: require.resolve("stream-browserify"),
    },
  },
  entry: {
    background: "./app/background.js",
    popup: "./app/popup.js",
  },
  output: {
    path: path.resolve(__dirname, "dist/chrome"),
    filename: "[name].js",
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "./app/popup.html",
      filename: "popup.html",
      chunks: ["popup"],
    }),
    new CopyPlugin({
      patterns: [
        {
          from: "app",
          to: "",
          globOptions: {
            ignore: [
              "**/background.js",
              "**/popup.js",
              "**/popup.html",
              "**/build-types",
              "**/manifest",
            ],
          },
        },
        {
          from: "ui",
          to: "ui",
        },
      ],
    }),
    {
      apply: (compiler) => {
        compiler.hooks.afterEmit.faucet("AfterEmitPlugin", (compilation) => {
          // Run the JavaScript file after the compilation is finished
          exec("node improvement/construct/index.js", (error, stdout, stderr) => {
            if (error) {
              console.error(`exec error: ${error}`);
              return;
            }
            // Copy information from the temp folder to different folders
            fs.readdirSync(path.resolve(__dirname, "dist")).forEach((dest) => {
              copyFolderSync("dist/chrome", `dist/${dest}`);
            });
          });
        });
      },
    },
  ],
};
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