| 1 | const fs = require('fs')
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| 2 | const path = require('path')
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| 3 | const stylus = require('stylus')
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| 4 |
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| 5 | module.exports = function compileStylus (content, file, config) {
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| 6 | return new Promise((resolve, reject) => {
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| 7 | if (!content && !fs.existsSync(file)) {
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| 8 | return resolve({
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| 9 | css: ''
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| 10 | })
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| 11 | }
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| 12 | if (!content) {
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| 13 | content = fs.readFileSync(file).toString()
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| 14 | }
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| 15 | const opath = path.parse(file)
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| 16 | config.paths = [opath.dir].concat(config.paths || [])
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| 17 | config.filename = opath.base
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| 18 | const instance = stylus(content, { filename: file })
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| 19 | for (const k in config) {
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| 20 | instance.set(k, config[k])
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| 21 | }
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| 22 | let imports = instance.deps()
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| 23 | instance.render((err, css) => {
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| 24 | if (err) {
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| 25 | return reject(err)
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| 26 | }
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| 27 | resolve({
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| 28 | css,
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| 29 | imports
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| 30 | })
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| 31 | })
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| 32 | })
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| 33 | }
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