gulpにsass-lintを導入する

stylelintとは？
-lint工程を追加することで、コードを綺麗にし、保守性を高める
-styleの重複を減らす

csslintとは?
$ npm install -g csslint
$ csslint main.css

sasslintを導入
$ npm install gulp-sass-lint –save-dev
$ gulp

var sassLint = require('gulp-sass-lint');

gulp.task('sass', function(done){
	gulp.src('./src/sass/*.scss')
		.pipe(plumber())
		.pipe(sassLint())
		.pipe(sassLint.format())
		.pipe(sassLint.failOnError())
		.pipe(sass({outputStyle: 'expand'}))
		.pipe(gulp.dest('./dest/css'))
	done();
});

src/sass/main.scss
2:2 warning Mixed tabs and spaces indentation
2:20 warning Color ‘red’ should be written in its hexadecimal form #ff0000 no-color-keywords
2:20 warning Color literals such as ‘red’ should only be used in variable declarations no-color-literals
3:2 warning Mixed tabs and spaces indentation
4:2 warning Mixed tabs and spaces indentation
5:1 warning Files must end with a new line final-newline

✖ 6 problems (0 errors, 6 warnings)

ああああああ、これスゲー