rc-js-util/bin/esm/fp/impl/fp-maybe-new-value.js

A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.

/**
 * @public
 * Returns the newValue if defined, else the old value.
 *
 * @remarks
 * See {@link fpMaybeNewValue}.
 */
export function fpMaybeNewValue(newValue, oldValue) {
    if (newValue != null) {
        return newValue;
    }
    return oldValue;
}
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