/**
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* **PostCSS Options Parser**
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*
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* Transforms the loader options into a valid postcss config `{Object}`
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*
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* @method parseOptions
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*
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* @param {Boolean} exec Execute CSS-in-JS
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* @param {String|Object} parser PostCSS Parser
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* @param {String|Object} syntax PostCSS Syntax
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* @param {String|Object} stringifier PostCSS Stringifier
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* @param {Array|Object|Function} plugins PostCSS Plugins
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*
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* @return {Promise} PostCSS Config
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*/
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function parseOptions ({ exec, parser, syntax, stringifier, plugins }) {
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if (typeof plugins === 'function') {
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plugins = plugins.call(this, this)
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}
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if (typeof plugins === 'undefined') {
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plugins = []
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} else if (!Array.isArray(plugins)) {
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plugins = [ plugins ]
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}
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const options = {}
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options.parser = parser
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options.syntax = syntax
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options.stringifier = stringifier
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return Promise.resolve({ options, plugins, exec })
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}
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module.exports = parseOptions
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