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75 lines
2.1 KiB
75 lines
2.1 KiB
2 years ago
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// src/detect.ts
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import fs from "fs";
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import path from "path";
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import findUp from "find-up";
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var AGENTS = ["pnpm", "yarn", "npm", "pnpm@6", "yarn@berry", "bun"];
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var LOCKS = {
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"bun.lockb": "bun",
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"pnpm-lock.yaml": "pnpm",
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"yarn.lock": "yarn",
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"package-lock.json": "npm",
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"npm-shrinkwrap.json": "npm"
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};
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async function detectPackageManager(cwd = process.cwd()) {
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let agent = null;
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const lockPath = await findUp(Object.keys(LOCKS), { cwd });
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let packageJsonPath;
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if (lockPath)
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packageJsonPath = path.resolve(lockPath, "../package.json");
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else
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packageJsonPath = await findUp("package.json", { cwd });
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if (packageJsonPath && fs.existsSync(packageJsonPath)) {
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try {
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const pkg = JSON.parse(fs.readFileSync(packageJsonPath, "utf8"));
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if (typeof pkg.packageManager === "string") {
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const [name, version] = pkg.packageManager.split("@");
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if (name === "yarn" && parseInt(version) > 1)
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agent = "yarn@berry";
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else if (name === "pnpm" && parseInt(version) < 7)
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agent = "pnpm@6";
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else if (name in AGENTS)
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agent = name;
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else
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console.warn("[ni] Unknown packageManager:", pkg.packageManager);
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}
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} catch {
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}
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}
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if (!agent && lockPath)
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agent = LOCKS[path.basename(lockPath)];
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return agent;
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}
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// src/install.ts
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import execa from "execa";
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async function installPackage(names, options = {}) {
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const detectedAgent = options.packageManager || await detectPackageManager(options.cwd) || "npm";
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const [agent] = detectedAgent.split("@");
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if (!Array.isArray(names))
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names = [names];
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const args = options.additionalArgs || [];
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if (options.preferOffline) {
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if (detectedAgent === "yarn@berry")
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args.unshift("--cached");
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else
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args.unshift("--prefer-offline");
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}
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return execa(
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agent,
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[
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agent === "yarn" ? "add" : "install",
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options.dev ? "-D" : "",
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...args,
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...names
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].filter(Boolean),
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{
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stdio: options.silent ? "ignore" : "inherit",
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cwd: options.cwd
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}
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);
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}
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export {
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detectPackageManager,
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installPackage
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};
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