bri*_*tar 11 sass build-tools promise postcss rollupjs
我正在尝试设置汇总以使用SCSS样式表和Lost网格系统,这需要通过PostCSS进行解析.我已经验证SCSS正在被正确解析,但PostCSS处理器似乎没有任何影响.
根据rollup-plugin-sass文档,我只需要将vanilla JS函数传递给该processor选项.这没有错误,但生成的CSS没有什么不同.
这是我的汇总配置,用rollup -c config/dev.js:
// Rollup plugins.
import babel from 'rollup-plugin-babel';
import cjs from 'rollup-plugin-commonjs';
import globals from 'rollup-plugin-node-globals';
import replace from 'rollup-plugin-replace';
import resolve from 'rollup-plugin-node-resolve';
import sass from 'rollup-plugin-sass';
import postcss from 'postcss';
const postcssProcessor = postcss([require('autoprefixer'), require('lost')]);
export default {
dest: 'dist/app.js',
entry: 'src/index.jsx',
format: 'iife',
plugins: [
resolve({
browser: false,
main: true
}),
sass({
// processor: postcssProcessor,
output: 'dist/styles.css'
}),
babel({
babelrc: false,
exclude: 'node_modules/**',
presets: [ 'es2015-rollup', 'stage-0', 'react' ],
plugins: [ 'external-helpers' ]
}),
cjs({
exclude: 'node_modules/process-es6/**',
include: 'node_modules/**'
}),
globals(),
replace({ 'process.env.NODE_ENV': JSON.stringify('development') })
],
sourceMap: true
};
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取消注释该processor行无效.它应该将lost-column行转换为calc指令,并将供应商前缀添加到需要它们的CSS属性中.
这样做的正确方法是什么?
cou*_*sej 15
你可以通过使用sass作为预处理器来反过来接近它rollup-plugin-postcss:
import sass from 'node-sass'
import autoprefixer from 'autoprefixer'
import postcss from 'rollup-plugin-postcss'
export default {
entry: 'src/app.js',
dest: 'dist/bundle.js',
format: 'iife',
sourceMap: true,
plugins: [
postcss({
preprocessor: (content, id) => new Promise((resolve, reject) => {
const result = sass.renderSync({ file: id })
resolve({ code: result.css.toString() })
}),
plugins: [
autoprefixer
],
sourceMap: true,
extract: true,
extensions: ['.sass','.css']
})
]
}
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这是我使用的工作配置:
import sass from 'rollup-plugin-sass'
import autoprefixer from 'autoprefixer'
import postcss from 'postcss'
sass({
processor: css => postcss([autoprefixer])
.process(css)
.then(result => result.css)
})
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