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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | 1x 1x 1x 1x 1x 1x 1x 1x 24x 24x 4x 24x 20x 20x 24x 24x 24x 1x 81x 81x 81x 81x 81x 81x 22x 22x 81x | /* eslint-disable @typescript-eslint/ban-types */
type Callback<T = any> = (value: T, key: string, parent: any) => T;
/**
* visits all values in a complex object.
* allows us to perform trasformations on values
*/
export function visit<T extends object = any>(value: T, callback: Callback): T {
if (Array.isArray(value)) {
value.forEach((_, index) => visitKey(index, value, callback));
} else {
Object.keys(value).forEach((key) => visitKey(key as keyof T, value, callback));
}
return value;
}
function visitKey<T extends object, K extends keyof T>(key: K, parent: T, callback: Callback<T[K]>) {
const keyValue = parent[key];
parent[key] = callback(keyValue, key as string, parent);
if (typeof keyValue === 'object') {
visit(keyValue as any, callback);
}
}
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