import os from 'os';

import {spawn} from 'child_process';

import dedent from 'dedent';

import {isString} from '../common/util';

export { commit };

/**

* Asynchronously git commit at a given path with a message

*/

function commit (sh, repoPath, message, options, done) {

let called = false;

let args = ['commit', '-m', dedent(message), ...(options.args || [])];

let child = spawn('git', args, {

cwd: repoPath,

stdio: options.quiet ? 'ignore' : 'inherit'

});

child.on('error', function (err) {

if (called) return;

called = true;

done(err);

});

child.on('exit', function (code, signal) {

if (called) return;

called = true;

if (code) {

if (code === 128) {

console.warn(`

Git exited with code 128. Did you forget to run:

git config --global user.email "you@example.com"

git config --global user.name "Your Name"

`)

}

done(Object.assign(new Error(`git exited with error code ${code}`), { code, signal }));

} else {

done(null);

}

});

}