preprocessor/src/index.ts at master · ConciseCSS/preprocessor

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import * as fs from 'fs';

import * as postcss from 'postcss';

import * as autoprefixer from 'autoprefixer';

import * as nested from 'postcss-nested';

import * as ifMedia from 'postcss-if-media';

import * as scssSyntax from 'postcss-scss';

import * as stripComments from 'postcss-strip-inline-comments';

import imports from './lib/import';

import lh from './lib/lh';

import customMedia from './lib/custom-media';

import mediaMinMax from './lib/media-minmax';

import typeScale from './lib/type-scale';

import customProperties from './lib/custom-properties';

export default file => {

const ccss = fs.readFileSync(file, 'utf8');

return postcss()

.use(imports())

.use(stripComments())

.use(ifMedia())

.use(nested())

.use(customMedia())

.use(mediaMinMax())

.use(lh())

.use(typeScale())

.use(customProperties())

.use(autoprefixer())

.process(ccss, { parser: scssSyntax, from: file });

}