22 lines
726 B
JavaScript
22 lines
726 B
JavaScript
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'use strict'
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// parses a feature string that has the format used in window.open()
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// - `features` input string
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// - `emit` function(key, value) - called for each parsed KV
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module.exports = function parseFeaturesString (features, emit) {
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features = `${features}`
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// split the string by ','
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features.split(/,\s*/).forEach((feature) => {
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// expected form is either a key by itself or a key/value pair in the form of
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// 'key=value'
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let [key, value] = feature.split(/\s*=/)
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if (!key) return
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// interpret the value as a boolean, if possible
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value = (value === 'yes' || value === '1') ? true : (value === 'no' || value === '0') ? false : value
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// emit the parsed pair
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emit(key, value)
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})
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}
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