@gitlab/ui
Version:
GitLab UI Components
73 lines (60 loc) • 2.29 kB
JavaScript
import { isObject } from './inspect';
// --- Static ---
const assign = function () {
return Object.assign(...arguments);
};
const create = (proto, optionalProps) => Object.create(proto, optionalProps);
const defineProperties = (obj, props) => Object.defineProperties(obj, props);
const defineProperty = (obj, prop, descriptor) => Object.defineProperty(obj, prop, descriptor);
const getOwnPropertyNames = obj => Object.getOwnPropertyNames(obj);
const keys = obj => Object.keys(obj);
// --- "Instance" ---
const hasOwnProperty = (obj, prop) => Object.prototype.hasOwnProperty.call(obj, prop);
// --- Utilities ---
// Shallow copy an object
const clone = obj => ({
...obj
});
// Return a shallow copy of object with the specified properties only
// See: https://gist.github.com/bisubus/2da8af7e801ffd813fab7ac221aa7afc
const pick = (obj, props) => keys(obj).filter(key => props.indexOf(key) !== -1).reduce((result, key) => ({
...result,
[key]: obj[key]
}), {});
// Return a shallow copy of object with the specified properties omitted
// See: https://gist.github.com/bisubus/2da8af7e801ffd813fab7ac221aa7afc
const omit = (obj, props) => keys(obj).filter(key => props.indexOf(key) === -1).reduce((result, key) => ({
...result,
[key]: obj[key]
}), {});
// Merges two object deeply together
// See: https://gist.github.com/Salakar/1d7137de9cb8b704e48a
const mergeDeep = (target, source) => {
if (isObject(target) && isObject(source)) {
keys(source).forEach(key => {
if (isObject(source[key])) {
if (!target[key] || !isObject(target[key])) {
target[key] = source[key];
}
mergeDeep(target[key], source[key]);
} else {
assign(target, {
[key]: source[key]
});
}
});
}
return target;
};
// Returns a shallow copy of the object with keys in sorted order
const sortKeys = obj => keys(obj).sort().reduce((result, key) => ({
...result,
[key]: obj[key]
}), {});
// Convenience method to create a read-only descriptor
const readonlyDescriptor = () => ({
enumerable: true,
configurable: false,
writable: false
});
export { assign, clone, create, defineProperties, defineProperty, getOwnPropertyNames, hasOwnProperty, keys, mergeDeep, omit, pick, readonlyDescriptor, sortKeys };