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| 1 | +import esbuild from "esbuild"; |
| 2 | +import { copyFile, readFile, writeFile, rm } from "node:fs/promises"; |
| 3 | +import { glob } from "glob"; |
| 4 | + |
| 5 | +const sharedOptions = { |
| 6 | + sourcemap: "external", |
| 7 | + sourcesContent: true, |
| 8 | + minify: false, |
| 9 | + allowOverwrite: true, |
| 10 | + packages: "external", |
| 11 | +}; |
| 12 | + |
| 13 | +async function main() { |
| 14 | + // Start with a clean slate |
| 15 | + await rm("pkg", { recursive: true, force: true }); |
| 16 | + // Build the source code for a neutral platform as ESM |
| 17 | + await esbuild.build({ |
| 18 | + entryPoints: await glob(["./src/*.ts", "./src/**/*.ts"]), |
| 19 | + outdir: "pkg/dist-src", |
| 20 | + bundle: false, |
| 21 | + platform: "neutral", |
| 22 | + format: "esm", |
| 23 | + ...sharedOptions, |
| 24 | + sourcemap: false, |
| 25 | + }); |
| 26 | + |
| 27 | + // Remove the types file from the dist-src folder |
| 28 | + const typeFiles = await glob([ |
| 29 | + "./pkg/dist-src/**/types.js.map", |
| 30 | + "./pkg/dist-src/**/types.js", |
| 31 | + ]); |
| 32 | + for (const typeFile of typeFiles) { |
| 33 | + await rm(typeFile); |
| 34 | + } |
| 35 | + |
| 36 | + const entryPoints = ["./pkg/dist-src/index.js"]; |
| 37 | + |
| 38 | + await Promise.all([ |
| 39 | + // Build the a CJS Node.js bundle |
| 40 | + esbuild.build({ |
| 41 | + entryPoints, |
| 42 | + outdir: "pkg/dist-node", |
| 43 | + bundle: true, |
| 44 | + platform: "node", |
| 45 | + target: "node14", |
| 46 | + format: "cjs", |
| 47 | + ...sharedOptions, |
| 48 | + }), |
| 49 | + // Build an ESM browser bundle |
| 50 | + esbuild.build({ |
| 51 | + entryPoints, |
| 52 | + outdir: "pkg/dist-web", |
| 53 | + bundle: true, |
| 54 | + platform: "browser", |
| 55 | + format: "esm", |
| 56 | + ...sharedOptions, |
| 57 | + }), |
| 58 | + ]); |
| 59 | + |
| 60 | + // Copy the README, LICENSE to the pkg folder |
| 61 | + await copyFile("LICENSE", "pkg/LICENSE"); |
| 62 | + await copyFile("README.md", "pkg/README.md"); |
| 63 | + |
| 64 | + // Handle the package.json |
| 65 | + let pkg = JSON.parse((await readFile("package.json", "utf8")).toString()); |
| 66 | + // Remove unnecessary fields from the package.json |
| 67 | + delete pkg.scripts; |
| 68 | + delete pkg.prettier; |
| 69 | + delete pkg.release; |
| 70 | + delete pkg.jest; |
| 71 | + await writeFile( |
| 72 | + "pkg/package.json", |
| 73 | + JSON.stringify( |
| 74 | + { |
| 75 | + ...pkg, |
| 76 | + files: ["dist-*/**", "bin/**"], |
| 77 | + main: "dist-node/index.js", |
| 78 | + browser: "dist-web/index.js", |
| 79 | + types: "dist-types/index.d.ts", |
| 80 | + module: "dist-src/index.js", |
| 81 | + sideEffects: false, |
| 82 | + }, |
| 83 | + null, |
| 84 | + 2 |
| 85 | + ) |
| 86 | + ); |
| 87 | +} |
| 88 | +main(); |
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