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rOACCT/node_modules/postcss/lib/fromJSON.js
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fromJSON.js
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			'use strict'

			let Declaration = require('./declaration')
			let PreviousMap = require('./previous-map')
			let Comment = require('./comment')
			let AtRule = require('./at-rule')
			let Input = require('./input')
			let Root = require('./root')
			let Rule = require('./rule')

			function fromJSON(json, inputs) {
			if (Array.isArray(json)) return json.map(n => fromJSON(n))

			let { inputs: ownInputs, ...defaults } = json
			if (ownInputs) {
			inputs = []
			for (let input of ownInputs) {
			let inputHydrated = { ...input, __proto__: Input.prototype }
			if (inputHydrated.map) {
			inputHydrated.map = {
			...inputHydrated.map,
			__proto__: PreviousMap.prototype
			}
			}
			inputs.push(inputHydrated)
			}
			}
			if (defaults.nodes) {
			defaults.nodes = json.nodes.map(n => fromJSON(n, inputs))
			}
			if (defaults.source) {
			let { inputId, ...source } = defaults.source
			defaults.source = source
			if (inputId != null) {
			defaults.source.input = inputs[inputId]
			}
			}
			if (defaults.type === 'root') {
			return new Root(defaults)
			} else if (defaults.type === 'decl') {
			return new Declaration(defaults)
			} else if (defaults.type === 'rule') {
			return new Rule(defaults)
			} else if (defaults.type === 'comment') {
			return new Comment(defaults)
			} else if (defaults.type === 'atrule') {
			return new AtRule(defaults)
			} else {
			throw new Error('Unknown node type: ' + json.type)
			}
			}

			module.exports = fromJSON
			fromJSON.default = fromJSON