react-carousel-query
Version:
A infinite carousel component made with react that handles the pagination for you.
47 lines (40 loc) • 1.18 kB
Flow
/* @flow */
import * as React from 'react';
function safeSortObject(value: any, seen: WeakSet<any>): any {
// return non-object value as is
if (value === null || typeof value !== 'object') {
return value;
}
// return date, regexp and react element values as is
if (
value instanceof Date ||
value instanceof RegExp ||
React.isValidElement(value)
) {
return value;
}
seen.add(value);
// make a copy of array with each item passed through the sorting algorithm
if (Array.isArray(value)) {
return value.map(v => safeSortObject(v, seen));
}
// make a copy of object with key sorted
return Object.keys(value)
.sort()
.reduce((result, key) => {
if (key === '_owner') {
return result;
}
if (key === 'current' || seen.has(value[key])) {
// eslint-disable-next-line no-param-reassign
result[key] = '[Circular]';
} else {
// eslint-disable-next-line no-param-reassign
result[key] = safeSortObject(value[key], seen);
}
return result;
}, {});
}
export default function sortObject(value: any): any {
return safeSortObject(value, new WeakSet());
}