110 lines
2.9 KiB
JavaScript
110 lines
2.9 KiB
JavaScript
import path from "node:path";
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import { PROJECT_ROOT, DIST_DIR, readJson, writeJson } from "../utils/index.js";
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const keysToKeep = [
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"name",
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"version",
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"description",
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"bin",
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"repository",
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"funding",
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"homepage",
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"author",
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"license",
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"main",
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"browser",
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"unpkg",
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"exports",
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"engines",
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"files",
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];
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async function buildPackageJson({ file, files }) {
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const packageJson = await readJson(path.join(PROJECT_ROOT, file.input));
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const bin = files.find(
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(file) =>
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path.join(PROJECT_ROOT, packageJson.bin) ===
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path.join(PROJECT_ROOT, file.input),
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).output.file;
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const overrides = {
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bin: `./${bin}`,
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main: "./index.cjs",
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engines: {
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...packageJson.engines,
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// https://github.com/prettier/prettier/pull/13118#discussion_r922708068
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// Don't delete, comment out if we don't want override
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node: ">=14",
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},
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exports: {
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".": {
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types: "./index.d.ts",
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require: "./index.cjs",
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default: "./index.mjs",
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},
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"./*": "./*",
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...Object.fromEntries(
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files
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.filter((file) => file.output.format === "umd")
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.map((file) => {
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const basename = path.basename(file.output.file, ".js");
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return [
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file.isPlugin ? `./plugins/${basename}` : `./${basename}`,
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{
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types: `./${file.output.file.replace(/\.js$/, ".d.ts")}`,
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require: `./${file.output.file}`,
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default: `./${file.output.file.replace(/\.js$/, ".mjs")}`,
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},
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];
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}),
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),
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// Legacy entries
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// TODO: Remove bellow in v4
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"./esm/standalone.mjs": "./standalone.mjs",
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...Object.fromEntries(
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files
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.filter(
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(file) =>
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file.isPlugin &&
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file.output.format === "umd" &&
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file.output.file !== "plugins/estree.js",
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)
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.flatMap((file) => {
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let basename = path.basename(file.output.file, ".js");
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if (basename === "acorn") {
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basename = "espree";
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}
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return [
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[`./parser-${basename}`, `./${file.output.file}`],
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[`./parser-${basename}.js`, `./${file.output.file}`],
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[
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`./esm/parser-${basename}.mjs`,
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`./${file.output.file.replace(/\.js$/, ".mjs")}`,
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],
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];
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}),
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),
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},
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files: files.map(({ output: { file } }) => file).sort(),
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scripts: {
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prepublishOnly:
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"node -e \"assert.equal(require('.').version, require('..').version)\"",
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},
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};
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await writeJson(
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path.join(DIST_DIR, file.output.file),
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Object.assign(pick(packageJson, keysToKeep), overrides),
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);
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}
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function pick(object, keys) {
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keys = new Set(keys);
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return Object.fromEntries(
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Object.entries(object).filter(([key]) => keys.has(key)),
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);
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}
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export default buildPackageJson;
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