Gruntfile.js

module.exports = function(grunt) {

	grunt.loadNpmTasks('grunt-svgmin');
	grunt.loadNpmTasks('grunt-svgstore');
	grunt.loadNpmTasks('grunt-contrib-clean');
	grunt.loadNpmTasks('grunt-convert-svg-to-png');
	grunt.loadNpmTasks('grunt-filenames-to-json');

	// how to make svgs nice:
	// optimize your svgs into a folder
	// create an svg sprite
	// if you really want to be fancy, xhr the sprite into the document to allow caching


	// reference the node_modules package
	// go through child folders
	var SRC = 'node_modules/feather-icons/icons/',
		SRC_REGEX = '**/*.svg';

	var DIST = 'dist/',
		DIST_OPTIMIZED = `${DIST}optimized/`,
		DIST_PNG = `public/`,
		DIST_SPRITE = `${DIST}sprite/`;


	grunt.initConfig({
		package: grunt.file.readJSON('package.json'),

		//
		// CLEAN
		// removes all distrubtions prior to rebuilding
		//
		'clean': {
			all: [
				DIST_OPTIMIZED,
				DIST_SPRITE,
			],
		},

		//
		// SVG optimization
		// Gets rid of extra svg nonsense
		// "flatten" puts everything from the folders into one folder
		//
		'svgmin': {
			options: {
				plugins: [
					{ removeDesc: true },
					{ removeViewbox: false },
					{ mergePaths: false },
					{ convertShapeToPath: false },
					{ removeAttrs: {attrs: '(stroke)'} },
				]
			},
			dist: {
				files: [{
					expand: true,
					flatten: true,
					cwd: SRC,
					src: [SRC_REGEX],
					dest: DIST_OPTIMIZED
				}]
			}
		},

		//
		// SVG sprite
		// For including in HTML
		//
		'svgstore': {
			options: {
				prefix: 'icon-'
			},
			default: {
				files: [{
					src: [`${DIST_OPTIMIZED}*.svg`],
					dest: `${DIST_SPRITE}sprite.inc`
				}]
			}
		},

		'convert-svg-to-png': {
			fallback: {
				options: {
					size: {w: 100, h: 100},
				},
				files: [{
					flatten: true,
					expand: true,
					cwd: SRC,
					src: [SRC_REGEX],
					dest: DIST_PNG
				}]
			}
		},

		filenamesToJson : {
	    	options : {
	    		// true if full path should be included, default is false
	    		fullPath : false,
	    		// true if file extension should be included, default is false
	    		extensions : false
	    	},
	    	// any valid glob
	        files : '**/js',

	        // path to write json to
	        destination : `${DIST}/output.json`
	    }

	});
};