valueIsDerivedSignal

Checks whether a value is a derived signal.

Signature

export const valueIsDerivedSignal = (input: MaybeSignal<any>): boolean =>
  !!(input?.type === "derived-signal");

Parameters

• input: Any value to check

Returns

true if the value has type: "derived-signal", false otherwise

Remarks

• Returns false for source signals, non-signals, and plain values
• Returns false for null and undefined

See Also

• DerivedSignal - For derived signal type
• valueIsSourceSignal - For checking source signals
• valueIsSignal - For checking any signal type