tag.js

const { exec } = require("child_process");
const { promisify } = require("util");
const path = require("path");

const execAsync = promisify(exec);

// Base directory for repositories
const baseDir = path.resolve("~/dev/projects");

// List of repositories (relative to baseDir)
const repositories = [
    "repo-1",
    "repo-2"
];

// Branch to check latest tag
const branch = "origin/main";

// Function to get the latest tag on a specific branch with strict format vX.XX.X
async function getLatestTag(repoPath, branch) {
    try {
        await execAsync("git fetch --tags", { cwd: repoPath });
        const tagCommand = "git tag --list 'v[0-9]+\.[0-9]+\.[0-9]+' --sort=-v:refname | head -n 1";
        const { stdout } = await execAsync(tagCommand, { cwd: repoPath });
        return stdout.trim().match(/^v\d+\.\d{2}\.\d+$/) ? colorize(stdout.trim(), 32) : colorize("No matching tags found.", 33); // Green or Yellow
    } catch (error) {
        return colorize(`Error fetching latest tag: ${error.message}`, 31); // Red
    }
}

// Function to colorize output
function colorize(text, colorCode) {
    return `\x1b[${colorCode}m${text}\x1b[0m`;
}

// Loop through repositories and get latest tag using async/await
(async () => {
    for (const repo of repositories) {
        const repoPath = path.join(baseDir, repo);
        console.log(colorize(`\n${path.basename(repoPath)}: Latest tag on ${branch}`, 36)); // Cyan
        console.log(await getLatestTag(repoPath, branch));
    }
})();