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gulpfile.js
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gulpfile.js
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const gulp = require('gulp');
const sass = require('gulp-sass')(require('sass'));
const sourcemaps = require('gulp-sourcemaps');
const plumber = require('gulp-plumber');
const babel = require('gulp-babel');
const webpack = require('webpack-stream');
const concat = require('gulp-concat');
const uglify = require('gulp-uglify');
const cleanCSS = require('gulp-clean-css');
const autoprefixer = require('gulp-autoprefixer');
const dependents = require('gulp-dependents');
const imagemin = require('gulp-imagemin');
const imageResponsive = require('gulp-sharp-responsive');
const del = require('del');
const browserSync = require('browser-sync').create();
const paths = {
styles: {
src: 'src/scss/**/*.scss',
dest: 'dist/css',
},
scripts: {
src: 'src/js/**/*.js',
dest: 'dist/js',
},
html: {
src: 'src/*.html',
dest: 'dist',
},
image: {
src: 'src/assets/images/**/*',
dest: 'dist/assets',
},
};
const clean = () => {
return del(['dist']);
};
const css = () => {
return gulp
.src(paths.styles.src)
.pipe(plumber())
.pipe(dependents())
.pipe(sourcemaps.init())
.pipe(sass().on('error', sass.logError))
.pipe(cleanCSS())
.pipe(
autoprefixer({
cascade: false,
})
)
.pipe(sourcemaps.write('.'))
.pipe(gulp.dest(paths.styles.dest))
.pipe(browserSync.stream());
};
const js = () => {
return gulp
.src(paths.scripts.src)
.pipe(plumber())
.pipe(
webpack({
mode: 'production',
})
)
.pipe(sourcemaps.init())
.pipe(
babel({
presets: ['@babel/env'],
})
)
.pipe(concat('scripts.js'))
.pipe(uglify())
.pipe(sourcemaps.write('.'))
.pipe(gulp.dest(paths.scripts.dest))
.pipe(browserSync.stream());
};
const html = () => {
return gulp
.src(paths.html.src)
.pipe(gulp.dest(paths.html.dest))
.pipe(browserSync.stream());
};
const images = () => {
return gulp
.src(paths.image.src)
.pipe(imagemin())
.pipe(
imageResponsive({
formats: [
{
width: 480,
format: 'webp',
webpOptions: { quality: 50 },
rename: { suffix: '-sm' },
},
{
width: 768,
format: 'webp',
webpOptions: { quality: 50 },
rename: { suffix: '-md' },
},
{
width: 1024,
format: 'webp',
webpOptions: { quality: 50 },
rename: { suffix: '-lg' },
},
{
width: 1920,
format: 'webp',
webpOptions: { quality: 50 },
rename: { suffix: '-xl' },
},
{ format: 'webp', webpOptions: { quality: 50 } },
],
})
)
.pipe(gulp.dest(paths.image.dest));
};
const watch = () => {
browserSync.init({
server: {
baseDir: 'dist',
},
port: 3000,
ghostMode: false,
});
gulp.watch(paths.styles.src, css);
gulp.watch(paths.scripts.src, js);
gulp.watch(paths.html.src, html);
gulp.watch(paths.image.src, images);
};
const build = gulp.series(clean, gulp.parallel(css, js, html, images));
gulp.task('css', css);
gulp.task('js', js);
gulp.task('html', html);
gulp.task('images', images);
gulp.task('watch', watch);
gulp.task('build', build);
gulp.task('default', gulp.series(gulp.parallel(css, js, html, images), watch));