86 lines
2 KiB
JavaScript
86 lines
2 KiB
JavaScript
let camelcase = require('camelcase-css')
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let UNITLESS = {
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boxFlex: true,
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boxFlexGroup: true,
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columnCount: true,
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flex: true,
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flexGrow: true,
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flexPositive: true,
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flexShrink: true,
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flexNegative: true,
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fontWeight: true,
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lineClamp: true,
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lineHeight: true,
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opacity: true,
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order: true,
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orphans: true,
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tabSize: true,
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widows: true,
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zIndex: true,
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zoom: true,
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fillOpacity: true,
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strokeDashoffset: true,
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strokeOpacity: true,
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strokeWidth: true
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}
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function atRule(node) {
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if (typeof node.nodes === 'undefined') {
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return true
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} else {
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return process(node)
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}
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}
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function process(node) {
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let name
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let result = {}
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node.each(child => {
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if (child.type === 'atrule') {
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name = '@' + child.name
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if (child.params) name += ' ' + child.params
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if (typeof result[name] === 'undefined') {
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result[name] = atRule(child)
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} else if (Array.isArray(result[name])) {
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result[name].push(atRule(child))
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} else {
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result[name] = [result[name], atRule(child)]
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}
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} else if (child.type === 'rule') {
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let body = process(child)
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if (result[child.selector]) {
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for (let i in body) {
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result[child.selector][i] = body[i]
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}
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} else {
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result[child.selector] = body
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}
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} else if (child.type === 'decl') {
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if (child.prop[0] === '-' && child.prop[1] === '-') {
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name = child.prop
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} else if (child.parent && child.parent.selector === ':export') {
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name = child.prop
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} else {
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name = camelcase(child.prop)
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}
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let value = child.value
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if (!isNaN(child.value) && UNITLESS[name]) {
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value = parseFloat(child.value)
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}
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if (child.important) value += ' !important'
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if (typeof result[name] === 'undefined') {
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result[name] = value
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} else if (Array.isArray(result[name])) {
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result[name].push(value)
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} else {
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result[name] = [result[name], value]
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}
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}
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})
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return result
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}
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module.exports = process
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