wxt/dist/core/package-managers/npm.mjs

⚡ Next-gen Web Extension Framework

import { mkdir } from "node:fs/promises";
import path from "node:path";
import spawn from "nano-spawn";
//#region src/core/package-managers/npm.ts
const npm = {
	overridesKey: "overrides",
	async downloadDependency(id, downloadDir) {
		await mkdir(downloadDir, { recursive: true });
		const res = await spawn("npm", [
			"pack",
			id,
			"--json"
		], { cwd: downloadDir });
		const packed = JSON.parse(res.stdout);
		return path.resolve(downloadDir, packed[0].filename);
	},
	async listDependencies(options) {
		const args = ["ls", "--json"];
		if (options?.all) args.push("--depth", "Infinity");
		const res = await spawn("npm", args, { cwd: options?.cwd });
		return flattenNpmListOutput([JSON.parse(res.stdout)]);
	}
};
function flattenNpmListOutput(projects) {
	const queue = projects.flatMap((project) => {
		const acc = [];
		if (project.dependencies) acc.push(project.dependencies);
		if (project.devDependencies) acc.push(project.devDependencies);
		return acc;
	});
	const dependencies = [];
	while (queue.length > 0) Object.entries(queue.pop()).forEach(([name, meta]) => {
		dependencies.push({
			name,
			version: meta.version
		});
		if (meta.dependencies) queue.push(meta.dependencies);
		if (meta.devDependencies) queue.push(meta.devDependencies);
	});
	return dedupeDependencies(dependencies);
}
function dedupeDependencies(dependencies) {
	const hashes = /* @__PURE__ */ new Set();
	return dependencies.filter((dep) => {
		const hash = `${dep.name}@${dep.version}`;
		if (hashes.has(hash)) return false;
		else {
			hashes.add(hash);
			return true;
		}
	});
}
//#endregion
export { dedupeDependencies, flattenNpmListOutput, npm };