Type Alias MessageFunction<T, P>

MessageFunction: (
    context: MessageFunctionContext,
    options: Record<string, unknown>,
    input?: unknown,
) => MessageValue<T, P>

An MF2 function handler, for use in MessageFormatOptions.functions.

Type Parameters

T extends string
P extends string = T

Type declaration

- (
      context: MessageFunctionContext,
      options: Record<string, unknown>,
      input?: unknown,
  ): MessageValue<T, P>
- Parameters
  - context: MessageFunctionContext
  - options: Record<string, unknown>
  - Optionalinput: unknown
  Returns MessageValue<T, P>