import { z } from 'zod';
/** Matching criteria for a filter: which incoming messages it applies to. */
export declare const FilterCriteria: z.ZodObject<{
    from: z.ZodOptional<z.ZodString>;
    to: z.ZodOptional<z.ZodString>;
    subject: z.ZodOptional<z.ZodString>;
    query: z.ZodOptional<z.ZodString>;
    negatedQuery: z.ZodOptional<z.ZodString>;
    hasAttachment: z.ZodOptional<z.ZodBoolean>;
    excludeChats: z.ZodOptional<z.ZodBoolean>;
    size: z.ZodOptional<z.ZodNumber>;
    sizeComparison: z.ZodOptional<z.ZodEnum<{
        larger: "larger";
        smaller: "smaller";
    }>>;
}, z.core.$strict>;
export type FilterCriteria = z.infer<typeof FilterCriteria>;
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