Add processor option

Fixes #464

Author: sindresorhus

Diff for: lib/options-manager.js

@@ -327,6 +327,10 @@ const buildXOConfig = options => config => {
 		config.baseConfig.parser = options.parser;
 	}
 
+	if (options.processor) {
+		config.baseConfig.processor = options.processor;
+	}
+
 	config.baseConfig.settings = options.settings || {};
 	config.baseConfig.settings['import/resolver'] = gatherImportResolvers(options);
 

Diff for: readme.md

@@ -261,6 +261,12 @@ Type: `string`
 
 ESLint parser. For example, [`babel-eslint`](https://github.com/babel/babel-eslint) if you're using language features that ESLint doesn't yet support.
 
+### processor
+
+Type: `string`
+
+[ESLint processor.](https://eslint.org/docs/user-guide/configuring#specifying-processor)
+
 ### esnext
 
 Type: `boolean`\

Diff for: test/options-manager.js

@@ -384,6 +384,12 @@ test('buildConfig: parser', t => {
 	t.deepEqual(config.baseConfig.parser, parser);
 });
 
+test('buildConfig: processor', t => {
+	const processor = 'svelte3/svelte3';
+	const config = manager.buildConfig({processor});
+	t.deepEqual(config.baseConfig.processor, processor);
+});
+
 test('buildConfig: settings', t => {
 	const settings = {'import/resolver': {webpack: {}}};
 	const config = manager.buildConfig({settings});