@lableb/javascript-sdk/src/utils/functional/functional.ts

Lableb cloud search client for javascript

/**
 * take an object of key values, it keeps only truthy values depending on
 * the predicate function passed
 */
export function customPickBy(obj: any, func: (v: any) => boolean) {

    if (!obj) return undefined;

    let objectCopy = Object.assign({}, obj);

    Object.keys(objectCopy).forEach(key => {
        if (!func(objectCopy[key])) {
            delete objectCopy[key]
        }
    });

    return objectCopy;
}


export function customIdentity(value: any) {

    /**
     * allow 0 values to exist and convert them to string
     */
    if (typeof value == 'number' && value == 0)
        return '0';

    // if (typeof value == 'string' && value == '')
    //     return true;

    return value;
}


export function skipEmptyObject(item: any) {
    switch (typeof item) {
        case 'object': {
            if (Object.keys(item).length)
                return true;
            else
                return false;
        }
        default: return true;
    }
}