jshint-reporter.js

// custom jshint-loader reporter
// Based on https://github.com/sindresorhus/jshint-stylish
var
beeper = require('beeper'),
chalk = require('chalk'),
table = require('text-table'),
stringLength = require('string-length'),
logSymbols = require('log-symbols');

function pluralize(str, count) {
    return str + (count === 1 ? '' : 's');
}

module.exports = function(errors) {

    var message = '';
    var total = errors.length;
    var errorCount = 0;
    var warningCount = 0;

    message += table(errors.map(function (err, i) {

        // TODO: why does this occur?
        if(!err)
            return '';

        // E: Error, W: Warning, I: Info
        var isError = err && err.code && err.code[0] === 'E';

        var line = [
            '',
            chalk.gray('line ' + err.line),
            chalk.gray('col ' + err.character),
            isError ? chalk.red(err.reason) : (process.platform !== 'win32' ? chalk.blue(err.reason) : chalk.cyan(err.reason)),
            chalk.gray('(' + err.code + ')'),
            '\n',
            '    ',
            chalk.white.bold(err.evidence)
        ];



        if (isError) {
            errorCount++;
        } else {
            warningCount++;
        }

        return line;
    }), {
        stringLength: stringLength
    })
    + '\n\n';


    if (total > 0) {
        if (errorCount > 0) {
            message += '  ' + logSymbols.error + '  ' + errorCount + pluralize(' error', errorCount) + (warningCount > 0 ? '\n' : '');
        }

        message += '  ' + logSymbols.warning + '  ' + warningCount + pluralize(' warning', total);
    } else {
        message += '  ' + logSymbols.success + ' No problems';
        message = '\n' + ret.trim();
    }

    message = "\n" + chalk.red('jshint report:') + "\n"
                + message;

    var emitter = this.emitWarning;
    if(!emitter)
        throw new Error("Your module system doesn't support emitWarning. Update availible? \n" + message);

    beeper();
    emitter(message);

};