next/dist/esm/lib/helpers/git.js

The React Framework

import { execSync } from 'child_process';
function gitExec(args, cwd) {
    return execSync(`git ${args}`, {
        cwd,
        timeout: 2000,
        stdio: [
            'ignore',
            'pipe',
            'ignore'
        ]
    }).toString().trim();
}
/**
 * Returns the current git branch name for the given working directory, or
 * undefined if it cannot be determined (not a git repo, detached HEAD,
 * git not installed, etc.). Prefers VERCEL_GIT_COMMIT_REF when set.
 */ export function getGitBranch(cwd) {
    if (process.env.VERCEL_GIT_COMMIT_REF) {
        return process.env.VERCEL_GIT_COMMIT_REF;
    }
    try {
        // symbolic-ref --short HEAD: returns the branch name for regular branches,
        // works on repos with no commits, and exits non-zero in detached HEAD state
        // (caught below and treated as unknown).
        return gitExec('symbolic-ref --short HEAD', cwd);
    } catch  {
        return undefined;
    }
}
/**
 * Returns the current git commit SHA for the given working directory, or
 * undefined if it cannot be determined. Prefers VERCEL_GIT_COMMIT_SHA when
 * set.
 */ export function getGitCommit(cwd) {
    if (process.env.VERCEL_GIT_COMMIT_SHA) {
        return process.env.VERCEL_GIT_COMMIT_SHA;
    }
    try {
        return gitExec('rev-parse HEAD', cwd);
    } catch  {
        return undefined;
    }
}

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