newbornfrontender
/ postcss.js
Created
January 5, 2019 17:03
Babel (plugin) - PostCSS - Tagged templates
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| const postcss = require('postcss'); | |
| const postcssrc = require('postcss-load-config'); | |
| const deasyncPromise = require('deasync-promise'); | |
| const expressionsRegex = /__QUASI_EXPR_(\d+)__/g; | |
| const splitExpressions = (css) => { | |
| let found; | |
| const matches = []; | |
| while ((found = expressionsRegex.exec(css)) !== null) { |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Test</title> | |
| <link rel="modulepreload" href="log.js"></link> | |
| </head> | |
| <body> |
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| // const css = (code) => code; | |
| // const style = css` | |
| // p { color: red; } | |
| // `; | |
| // ----------------------------------------------------------------------------- | |
| // const style = /* css */ ` | |
| // p { color: red; } |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Document</title> | |
| <style> | |
| my-app::part(test-item) { | |
| color: red; | |
| font-size: 20px; | |
| } |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> | |
| <meta http-equiv="X-UA-Compatible" content="ie=edge" /> | |
| <title>Document</title> | |
| </head> | |
| <body> | |
| <my-app></my-app> |
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| if (!process.env.ROLLUP_WATCH) process.env.BABEL_ENV = 'production'; | |
| module.exports = { | |
| presets: [ | |
| [ | |
| '@babel/env', | |
| { | |
| modules: false, | |
| targets: { |
newbornfrontender
/ babel.config.js
Created
December 27, 2018 15:46
Rollup - Babel and Terser - sample
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| module.exports = { | |
| presets: [ | |
| [ | |
| '@babel/env', | |
| { | |
| modules: false, | |
| // loose: true, | |
| targets: { | |
| esmodules: true, |
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| import { readFile, writeFile } from 'fs'; | |
| import postcssrc from 'postcss-load-config'; | |
| import postcss from 'postcss'; | |
| // export default (ctx = {}) => ({ | |
| // name: 'postcss-in-css', | |
| // buildEnd: () => | |
| // readFile(ctx.from, (err, css) => | |
| // postcssrc(ctx).then(({ plugins, options }) => { |
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| const postcssLoadConfig = require('postcss-load-config'); | |
| const postcss = require('postcss'); | |
| const code = ``; | |
| postcssLoadConfig().then(({ plugins, options }) => { | |
| postcss(plugins) | |
| .process(code, options) | |
| .then(({ css }) => console.log(css)); | |
| }); |
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| module.exports = ({ production }) => ({ | |
| plugins: { | |
| 'postcss-preset-env': { | |
| stage: 0, | |
| features: { | |
| 'nesting-rules': {}, | |
| }, | |
| autoprefixer: production && { |