Nolan Lawson
880bc7a38a
* perf: use a separate icons.svg file This splits icons into inline and non-inline. The inline ones are high priority; the rest go in an icons.svg file. * create SvgIcon.html * determine inlined svgs at build time
38 lines
1.3 KiB
JavaScript
Executable file
38 lines
1.3 KiB
JavaScript
Executable file
import svgs from './svgs'
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import path from 'path'
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import fs from 'fs'
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import { promisify } from 'util'
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import SVGO from 'svgo'
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import $ from 'cheerio'
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const svgo = new SVGO()
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const readFile = promisify(fs.readFile)
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const writeFile = promisify(fs.writeFile)
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async function readSvg (svg) {
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let filepath = path.join(__dirname, '../', svg.src)
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let content = await readFile(filepath, 'utf8')
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let optimized = (await svgo.optimize(content))
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let $optimized = $(optimized.data)
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let $path = $optimized.find('path').removeAttr('fill')
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let $symbol = $('<symbol></symbol>')
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.attr('id', svg.id)
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.attr('viewBox', `0 0 ${optimized.info.width} ${optimized.info.height}`)
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.append($path)
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return $.xml($symbol)
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}
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export async function buildSvg () {
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let inlineSvgs = svgs.filter(_ => _.inline)
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let regularSvgs = svgs.filter(_ => !_.inline)
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let inlineSvgStrings = (await Promise.all(inlineSvgs.map(readSvg))).join('')
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let regularSvgStrings = (await Promise.all(regularSvgs.map(readSvg))).join('')
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let inlineOutput = `<svg xmlns="http://www.w3.org/2000/svg" style="display:none">${inlineSvgStrings}</svg>`
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let regularOutput = `<svg xmlns="http://www.w3.org/2000/svg">${regularSvgStrings}</svg>`
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await writeFile(path.resolve(__dirname, '../static/icons.svg'), regularOutput, 'utf8')
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return inlineOutput
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}
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