Created
January 29, 2020 20:54
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11ty filter to filter a collection (array) by key:value pair - used to filter on custom taxonomies other than tags (source: https://paulrobertlloyd.com/)
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/** | |
* Select objects in array whose key includes a value | |
* | |
* @param {Array} arr Array to test | |
* @param {String} key Key to inspect | |
* @param {String} value Value key needs to include | |
* @return {String} Filtered array | |
* | |
*/ | |
module.exports = function (arr, key, value) { | |
return arr.filter(item => { | |
const keys = key.split('.'); | |
const reduce = keys.reduce((object, key) => { | |
return object[key]; | |
}, item); | |
const str = String(reduce); | |
return (str.includes(value) ? item : false); | |
}); | |
}; |
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