grunt-eslint

Validate files with ESLint

Install

$ npm install --save-dev grunt-eslint

Usage

require('load-grunt-tasks')(grunt);

grunt.initConfig({
	eslint: {
		target: ['file.js']
	}
});

grunt.registerTask('default', ['eslint']);

Examples

Custom config and rules

grunt.initConfig({
	eslint: {
		options: {
			configFile: 'conf/eslint.json',
			rulePaths: ['conf/rules']
		},
		target: ['file.js']
	}
});

Custom formatter

grunt.initConfig({
	eslint: {
		options: {
			format: require('eslint-tap')
		},
		target: ['file.js']
	}
});

Options

See the ESLint options.

In addition the following options are supported:

format

Type: string
Default: 'stylish'

Name of a built-in formatter or path to a custom one.

Some formatters you might find useful: eslint-json, eslint-tap.

outputFile

Type: string
Default: ''

Output the report to a file.

quiet

Type: boolean
Default: false

Report errors only.

maxWarnings

Type: number
Default: -1 (Means no limit)

Number of warnings to trigger non-zero exit code.

failOnError

Type: boolean
Default: true

Fail the build if ESLint found any errors.