import { NodeDefinition, NodeLike, StatelessGraphNode, StatelessNodeDefinition, StatelessNodeType } from '../../types/graph';
/**
 * An instance of the [[startsWith]] node.
 * See the [[startsWith]] documentation to find out more.
 */
export interface StartsWithNode extends StatelessGraphNode<'starts-with', StartsWithNodeProperties> {
}
/**
 * A definition of the [[startsWith]] node.
 * See the [[startsWith]] documentation to find out more.
 */
export interface StartsWithNodeDefinition extends StatelessNodeDefinition<'starts-with', StartsWithNodeProperties> {
}
export interface StartsWithNodeProperties {
    pattern: NodeDefinition;
    subject: NodeDefinition;
}
/**
 * The implementation of the [[startsWith]] node.
 * See the [[startsWith]] documentation to learn more.
 */
export declare const StartsWithNodeType: StatelessNodeType<'starts-with', StartsWithNodeProperties>;
/**
 * Creates a new instance of a [[startsWith]] node, which is used when checking if a given string starts with a given pattern.
 * The node expects the subject and the pattern to be a [[value]] containing a string value.
 *
 *
 * @example **Check if a string starts with a pattern**
 * ```js
 * import muster, { startsWith } from '@dws/muster';
 *
 * const app = muster({});
 *
 * await app.resolve(startsWith('He', 'Hello world'));
 * // === true
 *
 * await app.resolve(startsWith('abc', 'Hello world'));
 * // === false
 * ```
 */
export declare function startsWith(pattern: NodeLike, subject: NodeLike): StartsWithNodeDefinition;
export declare function isStartsWithNodeDefinition(value: NodeDefinition): value is StartsWithNodeDefinition;