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July 7, 2023 07:33
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| import esbuild from "esbuild"; | |
| /** | |
| * @type {import("esbuild").Plugin} | |
| */ | |
| const nativeNodeModulesPlugin = { | |
| name: "native-node-modules", | |
| setup(build) { | |
| // If a ".node" file is imported within a module in the "file" namespace, resolve | |
| // it to an absolute path and put it into the "node-file" virtual namespace. | |
| build.onResolve({ filter: /\.node$/, namespace: "file" }, (args) => ({ | |
| path: require.resolve(args.path, { paths: [args.resolveDir] }), | |
| namespace: "node-file", | |
| })); | |
| // Files in the "node-file" virtual namespace call "require()" on the | |
| // path from esbuild of the ".node" file in the output directory. | |
| build.onLoad({ filter: /.*/, namespace: "node-file" }, (args) => ({ | |
| contents: ` | |
| import path from ${JSON.stringify(args.path)} | |
| try { module.exports = require(path) } | |
| catch {} | |
| `, | |
| })); | |
| // If a ".node" file is imported within a module in the "node-file" namespace, put | |
| // it in the "file" namespace where esbuild's default loading behavior will handle | |
| // it. It is already an absolute path since we resolved it to one above. | |
| build.onResolve({ filter: /\.node$/, namespace: "node-file" }, (args) => ({ | |
| path: args.path, | |
| namespace: "file", | |
| })); | |
| // Tell esbuild's default loading behavior to use the "file" loader for | |
| // these ".node" files. | |
| const opts = build.initialOptions; | |
| opts.loader = opts.loader || {}; | |
| opts.loader[".node"] = "file"; | |
| }, | |
| }; | |
| await esbuild.build({ | |
| entryPoints: ["src/app.ts"], | |
| outfile: "dist/app.js", | |
| target: "ESNext", | |
| minify: true, | |
| bundle: true, | |
| loader: { ".ts": "ts" }, | |
| platform: "node", | |
| external: ["sharp"], | |
| format: "esm", | |
| plugins: [nativeNodeModulesPlugin], | |
| banner: { | |
| js: ` | |
| // BANNER START | |
| const require = (await import("node:module")).createRequire(import.meta.url); | |
| const __filename = (await import("node:url")).fileURLToPath(import.meta.url); | |
| const __dirname = (await import("node:path")).dirname(__filename); | |
| // BANNER END | |
| `, | |
| }, | |
| }); |
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