ci: safe.directory

[casperdcl]

from iterative/stale-model-example#4 (review):

should cml ci run git config --global --add safe.directory .?

[casperdcl]

Actually seems duplicate of #970 and related to #984 as well as iterative/cml.dev#385

[0x2b3bfa0]

Unless proven otherwise, this functionality is already implemented for every cml command, including cml ci

cml/src/cml.js

Lines 84 to 121 in fc9e235

	const fixGitSafeDirectory = () => {
	const gitConfigSafeDirectory = (value) =>
	spawnSync(
	'git',
	[
	'config',
	'--global',
	value ? '--add' : '--get-all',
	'safe.directory',
	value
	],
	{
	encoding: 'utf8'
	}
	).stdout;
	const addSafeDirectory = (directory) =>
	gitConfigSafeDirectory()
	.split(/[\r\n]+/)
	.includes(directory) || gitConfigSafeDirectory(directory);
	// Fix for git>=2.36.0
	addSafeDirectory('*');
	// Fix for git^2.35.2
	addSafeDirectory('/');
	for (
	let root, dir = process.cwd();
	root !== dir;
	{ root, dir } = path.parse(dir)
	) {
	addSafeDirectory(dir);
	}
	};
	class CML {
	constructor(opts = {}) {
	fixGitSafeDirectory(); // https://github.com/iterative/cml/issues/970

[0x2b3bfa0]

Closed with #974