import type { Test } from '@japa/runner/core';
export declare class InlineSnaphotter {
    #private;
    /**
     * Update a snapshot by saving the new serialized value
     * in memory.
     *
     * Will be persisted to disk when the tests are done.
     */
    updateSnapshot(test: Test, value: string, matcher: 'expect' | 'assert'): void;
    /**
     * Check if the received value matches the expected snapshot
     */
    compareSnapshot(test: Test, received: any, expected: string): boolean;
    /**
     * Returns the data needed for a future assertion
     */
    getSnapshotTestData(test: Test, received: any, expected: string): {
        snapshotName: string;
        expected: string | undefined;
        received: string;
        pass: boolean;
        inline: boolean;
    };
    /**
     * Saves all the inline snapshots that were updated during the run.
     * Reads the file contents, updates inline snapshots, then writes the
     * changes back to the file
     *
     * This method should be called after all tests have finished running.
     */
    saveSnapshots(): Promise<void>;
}