Fix the extensions option (#503)

xojs · Nov 2, 2020 · 35e6336 · 35e6336
1 parent 2346fef
commit 35e6336
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Showing 3 changed files with 13 additions and 1 deletion.
diff --git a/lib/options-manager.js b/lib/options-manager.js
@@ -243,7 +243,7 @@ const mergeOptions = (options, xoOptions = {}, enginesOptions = {}) => {
 		...options
 	});
 
-	mergedOptions.extensions = DEFAULT_EXTENSION.concat(options.extensions || []);
+	mergedOptions.extensions = DEFAULT_EXTENSION.concat(mergedOptions.extensions || []);
 	mergedOptions.ignores = getIgnores(mergedOptions);
 
 	return mergedOptions;

diff --git a/test/cli-main.js b/test/cli-main.js
@@ -158,3 +158,12 @@ test('space option with boolean strings', async t => {
 	t.true(trueResult.stdout.includes('Expected indentation of 2 spaces'));
 	t.true(falseResult.stdout.includes('Expected indentation of 1 tab'));
 });
+
+test('extension option', async t => {
+	const cwd = path.join(__dirname, 'fixtures/custom-extension');
+	const {stdout} = await t.throwsAsync(main(['--reporter=json', '--extension=mjs'], {cwd}));
+	const reports = JSON.parse(stdout);
+
+	t.is(reports.length, 1);
+	t.true(reports[0].filePath.endsWith('.mjs'));
+});
diff --git a/test/fixtures/custom-extension/one-space.mjs b/test/fixtures/custom-extension/one-space.mjs
@@ -0,0 +1,3 @@
+console.log([
+ 1
+]);