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Fix running xo --print-config without a filename #587

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Merged
sindresorhus merged 1 commit into from
Aug 8, 2021
Merged

Fix running xo --print-config without a filename #587

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4 changes: 2 additions & 2 deletions cli.js
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Original file line number Diff line number Diff line change
Expand Up @@ -173,8 +173,8 @@ if (options.nodeVersion) {
}

(async () => {
if (options.printConfig) {
if (input.length > 0) {
if (typeof options.printConfig === 'string') {
if (input.length > 0 || options.printConfig === '') {
console.error('The `--print-config` flag must be used with exactly one filename');
process.exit(1);
}
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7 changes: 7 additions & 0 deletions test/cli.js
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Original file line number Diff line number Diff line change
Expand Up @@ -190,3 +190,10 @@ test('print-config flag requires a single filename', async t => {
);
t.is(error.stderr.trim(), 'The `--print-config` flag must be used with exactly one filename');
});

test('print-config flag without filename', async t => {
const error = await t.throwsAsync(() =>
main(['--print-config']),
);
t.is(error.stderr.trim(), 'The `--print-config` flag must be used with exactly one filename');
});