semaphore/bin/build-svg.js

27 lines
874 B
JavaScript
Executable File

import svgs from './svgs'
import path from 'path'
import fs from 'fs'
import { promisify } from 'util'
import SVGO from 'svgo'
import $ from 'cheerio'
const svgo = new SVGO()
const readFile = promisify(fs.readFile)
export async function buildSvg () {
let result = (await Promise.all(svgs.map(async svg => {
let filepath = path.join(__dirname, '../', svg.src)
let content = await readFile(filepath, 'utf8')
let optimized = (await svgo.optimize(content))
let $optimized = $(optimized.data)
let $path = $optimized.find('path').removeAttr('fill')
let $symbol = $('<symbol></symbol>')
.attr('id', svg.id)
.attr('viewBox', `0 0 ${optimized.info.width} ${optimized.info.height}`)
.append($path)
return $.xml($symbol)
}))).join('\n')
return `<svg xmlns="http://www.w3.org/2000/svg" style="display:none;">\n${result}\n</svg>`
}