libyear/src/release-time.js

A simple measure of software dependency freshness

import { pick } from "lodash-es";
import { execute } from "./execute.js";
export const getReleaseTime = async (packageManager, packageName) => {
    const cmd = {
        berry: `yarn npm info ${packageName} --fields time,versions --json`,
        npm: `npm view ${packageName} time versions --json`,
        pnpm: `npm view ${packageName} time versions --json`,
        yarn: `yarn info ${packageName} --json`,
    }[packageManager];
    const stdout = await execute(cmd);
    if (!stdout) {
        return {};
    }
    const json = JSON.parse(stdout);
    switch (packageManager) {
        case "yarn": {
            const { time, versions } = json.data;
            return pick(time, versions);
        }
        default: {
            const { time, versions } = json;
            return pick(time, versions);
        }
    }
};