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gulpfile.js
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gulpfile.js
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const gulp = require('gulp'),
prettyError = require('gulp-prettyerror'),
sass = require('gulp-sass'),
autoprefixer = require('gulp-autoprefixer'),
rename = require('gulp-rename'),
cssnano = require('gulp-cssnano'),
uglify = require('gulp-uglify'),
eslint = require('gulp-eslint'),
browserSync = require('browser-sync'),
babel = require('gulp-babel'),
sourcemaps = require('gulp-sourcemaps');
gulp.task('sass', function(done) {
gulp
.src('./scss/*.scss', { sourcemaps: true })
.pipe(prettyError())
.pipe(sass())
.pipe(
autoprefixer({
browsers: ['last 2 versions']
})
)
.pipe(sourcemaps.write())
.pipe(gulp.dest('./build/css'))
.pipe(cssnano())
.pipe(rename('style.min.css'))
.pipe(gulp.dest('./build/css'));
done();
});
gulp.task('lint', function() {
return gulp
.src(['./js/*.js'])
.pipe(prettyError())
.pipe(eslint())
.pipe(eslint.format())
.pipe(eslint.failAfterError());
});
gulp.task(
'scripts',
gulp.series('lint', function() {
return gulp
.src('./js/*.js')
.pipe(
babel({
presets: ['env']
})
)
.pipe(uglify())
.pipe(
rename({
extname: '.min.js'
})
)
.pipe(gulp.dest('./build/js'));
})
);
gulp.task('browser-sync', function() {
browserSync.init({
server: {
baseDir: './'
}
});
gulp
.watch(['build/css/*.css', 'build/js/*.js', 'index.html'])
.on('change', browserSync.reload);
});
gulp.task('watch', function() {
gulp.watch('./js/*.js', gulp.series('scripts'));
gulp.watch('./scss/**/*.scss', gulp.series('sass'));
});
gulp.task('default', gulp.parallel('browser-sync', 'watch'));