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Gruntfile.js
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Gruntfile.js
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/* Grunt Task configuration */
module.exports = function(grunt) {
const Fiber = require('fibers');
const sass = require('node-sass');
/* Using jit-grunt for automatically loading all required plugins */
require('jit-grunt')(grunt);
const mozjpeg = require('imagemin-mozjpeg');
const imageminPngcrush = require('imagemin-pngcrush');
grunt.initConfig({
pkg: grunt.file.readJSON('package.json'),
// Compile Sass to CSS and produce SoureMaps;
sass: {
options: {
implementation: sass,
fiber: Fiber,
sourceMap: false,
outputStyle: 'uncompressed'
},
files: {
src: 'scss/main.scss',
dest: 'dist/css/styles.min.css',
ext: '.css'
}
},
// PostCSS for adding prefixers and setting rem to pixel
postcss: {
dist: {
src: 'dist/css/styles.min.css'
},
options: {
// Rewrite and save sourcemap as seperate file
map: {
inline: false
},
processors: [
// Add fallbacks for rem units
require('pixrem')({
atrules: true
}),
// Add vendor prefixes
require('autoprefixer')({
browsers: 'iOS >= 7, last 2 versions, ie > 7'
}),
// Minify the result
require('cssnano')()
]
}
},
browserSync: {
dev: {
bsFiles: {
src: [
'./**/*.html',
'./dist/**/*.css',
]
},
options: {
watchTask: true,
server: './'
}
}
},
// Watches for changes in your .scss-files and triggers the tasks sass and postcss.
watch: {
files: 'scss/**/*.scss',
tasks: ['sass', 'postcss'],
options: {
spawn: false,
}
},
imagemin: {
jpg: {
options: {
progressive: true,
use: [
mozjpeg(),
],
cache: false
},
files: [{
expand: true,
cwd: 'img/',
src: ['**/*.{jpg,jpeg}'],
dest: 'dist/img'
}]
},
rest: {
options: {
optimizationLevel: 7, //about optimizationlevel:https://www.npmjs.com/package/grunt-contrib-imagemin#optimizationlevel-png
svgoPlugins: [{
removeComments: true,
cleanupAttrs: true,
removeMetadata: true,
minifyStyles: true,
}],
progressive: true,
plugins: [
imageminPngcrush()
],
cache: false
},
files: [{
expand: true,
cwd: 'img/',
src: ['**/*.{png,gif,svg}'],
dest: 'dist/img'
}]
}
}
})
// Grunt Tasks
// Run these by typing 'grunt' or 'grunt <command>' in your terminal.
grunt.registerTask('default', 'run');
grunt.registerTask('run',
[
'imagemin',
'sass',
'postcss',
'browserSync',
'watch'
]
);
grunt.registerTask('create_css',
[
'sass',
'postcss'
]
);
grunt.registerTask('create_img',
[
'imagemin'
]
);
};