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61 lines
1.9 KiB
61 lines
1.9 KiB
4 years ago
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/**
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* Helper function to set an immutable property
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* @param {Object} source - object where the new property will be set
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* @param {string} key - object key where the new property will be stored
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* @param {*} value - value of the new property
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* @param {Object} options - set the propery overriding the default options
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* @returns {Object} - the original object modified
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*/
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export function defineProperty(source, key, value, options = {}) {
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/* eslint-disable fp/no-mutating-methods */
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Object.defineProperty(source, key, {
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value,
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enumerable: false,
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writable: false,
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configurable: true,
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...options
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})
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/* eslint-enable fp/no-mutating-methods */
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return source
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}
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/**
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* Define multiple properties on a target object
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* @param {Object} source - object where the new properties will be set
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* @param {Object} properties - object containing as key pair the key + value properties
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* @param {Object} options - set the propery overriding the default options
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* @returns {Object} the original object modified
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*/
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export function defineProperties(source, properties, options) {
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Object.entries(properties).forEach(([key, value]) => {
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defineProperty(source, key, value, options)
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})
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return source
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}
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/**
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* Define default properties if they don't exist on the source object
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* @param {Object} source - object that will receive the default properties
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* @param {Object} defaults - object containing additional optional keys
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* @returns {Object} the original object received enhanced
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*/
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export function defineDefaults(source, defaults) {
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Object.entries(defaults).forEach(([key, value]) => {
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if (!source[key]) source[key] = value
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})
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return source
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}
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/**
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* Simple clone deep function, do not use it for classes or recursive objects!
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* @param {*} source - possibily an object to clone
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* @returns {*} the object we wanted to clone
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*/
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export function cloneDeep(source) {
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return JSON.parse(JSON.stringify(source))
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}
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