import FunctionContext from "./FunctionContext";
import { ArgumentsSet, FunctionDescription } from "./FunctionDescription";
/**
 * Base class for all transformer functions.
 */
declare abstract class TransformerFunction {
    protected readonly description: FunctionDescription;
    protected constructor(description: FunctionDescription);
    parseArguments(args?: Record<string, any> | (string | null)[]): ArgumentsSet | undefined;
    /**
     * Apply the function to the given context.
     * @param context the context
     * @return the result of the function
     */
    abstract apply(context: FunctionContext): Promise<any>;
    /**
     * Check if the function allows arguments to be used as input.
     * @return true if arguments can be used as input, false otherwise
     */
    allowsArgumentsAsInput(): boolean | undefined;
    /**
     * Check if the function allows arguments to be used as input.
     * @return true if arguments can be used as input, false otherwise
     */
    inputIsRaw(): boolean | undefined;
}
export default TransformerFunction;
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