nlint/lib/linters/jshint.js

Full project linting.

var JSHint = require( 'jshint' ).JSHINT;

module.exports = {

	name: 'JSHint',
	match: 'js',

	render: function( path, contents, settings, callback ) {
		var errors = [];

		// Run jshint
		if ( ! JSHint( contents, settings || {} ) ) {
			// When jshint is unable to continue, it pushes a null entry
			if ( JSHint.errors[ JSHint.errors.length - 1 ] === null ) {
				JSHint.errors.pop();
			}

			// Transfer errors to nlint format
			JSHint.errors.forEach(function( e ) {
				errors.push({
					path: path,
					message: e.reason,
					line: e.line,
					character: e.character,
					evidence: e.evidence
				});
			});
		}

		// callback( Actual error, lint errors, lint warnings )
		callback( null, errors, null );
	}
};